Implement superchats

src/components/AdvancedEventLab/AdvancedEventLabTagsEditor.tsx

@@ -8,20 +8,20 @@ import {
   CollapsibleTrigger
 } from '@/components/ui/collapsible'
 import {
-  formatComposerTagValuesInput,
+  composerTagRowFromNostrTag,
   newComposerTagRow,
   normalizeComposerExtraTags,
-  parseComposerTagValuesInput,
   type ComposerExtraTagRow
 } from '@/lib/composer-extra-tags'
 import { cn } from '@/lib/utils'
 import { ChevronDown, Plus, Trash2 } from 'lucide-react'
+import { useEffect, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 
 export function labTagsToEditableRows(tags: string[][]): ComposerExtraTagRow[] {
   const normalized = tags.filter((t) => Array.isArray(t) && String(t[0] ?? '').trim())
   if (!normalized.length) return [newComposerTagRow()]
-  return normalized.map((tag) => newComposerTagRow([...tag]))
+  return normalized.map((tag) => composerTagRowFromNostrTag([...tag]))
 }
 
 export function editableRowsToLabTags(rows: ComposerExtraTagRow[]): string[][] {
@@ -38,21 +38,15 @@ export default function AdvancedEventLabTagsEditor({
   className?: string
 }) {
   const { t } = useTranslation()
+  const filledCount = rows.filter((r) => r.name.trim()).length
+  const [open, setOpen] = useState(filledCount > 0)
 
-  const updateRow = (id: string, patch: Partial<{ name: string; valuesRaw: string }>) => {
+  useEffect(() => {
-    onChange(
+    if (filledCount > 0) setOpen(true)
-      rows.map((row) => {
+  }, [filledCount])
-        if (row.id !== id) return row
+
-        const name = patch.name !== undefined ? patch.name : (row.tag[0] ?? '')
+  const updateRow = (id: string, patch: Partial<Pick<ComposerExtraTagRow, 'name' | 'valuesRaw'>>) => {
-        const valuesRaw =
+    onChange(rows.map((row) => (row.id === id ? { ...row, ...patch } : row)))
-          patch.valuesRaw !== undefined ? patch.valuesRaw : formatComposerTagValuesInput(row.tag)
-        const vals = parseComposerTagValuesInput(valuesRaw)
-        return {
-          ...row,
-          tag: name.trim() ? [name.trim(), ...vals] : vals.length ? ['', ...vals] : ['', '']
-        }
-      })
-    )
   }
 
   const removeRow = (id: string) => {
@@ -62,15 +56,11 @@ export default function AdvancedEventLabTagsEditor({
 
   const addRow = () => {
     onChange([...rows, newComposerTagRow()])
+    setOpen(true)
   }
 
-  const filledCount = rows.filter((r) => (r.tag[0] ?? '').trim()).length
-
   return (
-    <Collapsible
+    <Collapsible open={open} onOpenChange={setOpen} className={cn('rounded-lg border bg-muted/30', className)}>
-      defaultOpen={filledCount > 0}
-      className={cn('rounded-lg border bg-muted/30', className)}
-    >
       <CollapsibleTrigger className="flex w-full items-center gap-2 px-3 py-2.5 text-left text-sm font-medium hover:bg-muted/50 rounded-lg">
         <ChevronDown className="h-4 w-4 shrink-0 transition-transform [[data-state=open]_&]:rotate-180" />
         <span className="flex-1">{t('advancedLabTagsTitle', { defaultValue: 'Event tags' })}</span>
@@ -89,10 +79,7 @@ export default function AdvancedEventLabTagsEditor({
           })}
         </p>
         <div className="space-y-2 max-h-[min(40vh,20rem)] overflow-y-auto pr-1">
-          {rows.map((row) => {
+          {rows.map((row) => (
-            const name = row.tag[0] ?? ''
-            const valuesRaw = formatComposerTagValuesInput(row.tag)
-            return (
             <div
               key={row.id}
               className="flex flex-wrap gap-2 items-start min-w-0 rounded-md border border-border/60 bg-background/50 p-2"
@@ -100,7 +87,7 @@ export default function AdvancedEventLabTagsEditor({
               <div className="w-full min-w-[5rem] sm:w-28 shrink-0">
                 <Label className="sr-only">{t('Tag name')}</Label>
                 <Input
-                    value={name}
+                  value={row.name}
                   placeholder={t('Tag name')}
                   className="font-mono text-xs h-8"
                   onChange={(e) => updateRow(row.id, { name: e.target.value })}
@@ -109,7 +96,7 @@ export default function AdvancedEventLabTagsEditor({
               <div className="flex-1 min-w-[8rem]">
                 <Label className="sr-only">{t('Values')}</Label>
                 <Textarea
-                    value={valuesRaw}
+                  value={row.valuesRaw}
                   placeholder={t('advancedLabTagValuesPlaceholder', {
                     defaultValue: 'One value per line'
                   })}
@@ -130,8 +117,7 @@ export default function AdvancedEventLabTagsEditor({
                 <Trash2 className="h-4 w-4" />
               </Button>
             </div>
-            )
+          ))}
-          })}
         </div>
         <Button type="button" variant="outline" size="sm" className="gap-1" onClick={addRow}>
           <Plus className="h-3.5 w-3.5" />

src/components/ContentPreview/index.tsx

@@ -37,6 +37,7 @@ import ApplicationHandlerRecommendation from '../ApplicationHandlerRecommendatio
 import FollowPackPreview from './FollowPackPreview'
 import ReactionEmojiDisplay from '../Note/ReactionEmojiDisplay'
 import NoteKindLabel from '../Note/NoteKindLabel'
+import EventPowLabel from '../EventPowLabel'
 import Zap from '../Note/Zap'
 import GitRepublicEventCard from '../Note/GitRepublicEventCard'
 
@@ -123,7 +124,10 @@ export default function ContentPreview({
 
   const withKindRow = (node: React.ReactNode) => (
     <div className={cn('flex min-w-0 flex-col gap-1', previewOuter)}>
+      <div className="flex flex-wrap items-center gap-x-2 gap-y-1">
         <NoteKindLabel kind={previewEvent.kind} event={previewEvent} size="small" />
+        <EventPowLabel event={previewEvent} />
+      </div>
       <div className={cn('min-w-0', previewBody)}>{node}</div>
     </div>
   )
@@ -164,7 +168,10 @@ export default function ContentPreview({
     }
     return (
       <div className={cn('flex min-w-0 flex-col gap-1', previewOuter)}>
+        <div className="flex flex-wrap items-center gap-x-2 gap-y-1">
           <NoteKindLabel kind={previewEvent.kind} event={previewEvent} size="small" />
+          <EventPowLabel event={previewEvent} />
+        </div>
         <div className={cn('min-w-0', previewBody)}>
           <DiscussionNote event={previewEvent} size="small" />
         </div>

src/components/EventPowLabel/index.tsx

@@ -0,0 +1,36 @@
+import { getEventNoncePowDifficulty } from '@/lib/event-pow'
+import { cn } from '@/lib/utils'
+import { Pickaxe } from 'lucide-react'
+import type { Event, NostrEvent } from 'nostr-tools'
+import { useMemo } from 'react'
+import { useTranslation } from 'react-i18next'
+
+export default function EventPowLabel({
+  event,
+  className
+}: {
+  event: Event | NostrEvent
+  className?: string
+}) {
+  const { t } = useTranslation()
+  const difficulty = useMemo(() => getEventNoncePowDifficulty(event), [event])
+
+  if (difficulty == null) return null
+
+  return (
+    <span
+      className={cn(
+        'inline-flex shrink-0 items-center gap-1 rounded-md border-2 border-amber-500/90',
+        'bg-gradient-to-r from-amber-400/40 to-yellow-300/30 px-2 py-0.5',
+        'text-xs font-bold uppercase tracking-wide text-amber-950 shadow-sm',
+        'ring-2 ring-amber-400/35 dark:border-amber-400/80 dark:from-amber-500/30 dark:to-yellow-500/20',
+        'dark:text-amber-50 dark:ring-amber-300/25',
+        className
+      )}
+      title={t('Proof of Work')}
+    >
+      <Pickaxe className="size-3.5 shrink-0" strokeWidth={2.5} aria-hidden />
+      {t('POW: difficulty {{difficulty}}', { difficulty })}
+    </span>
+  )
+}

src/components/Note/Superchat.tsx

@@ -0,0 +1,153 @@
+import { useFetchEvent } from '@/hooks'
+import { parsePaytoTagType } from '@/lib/payto'
+import { getPaymentNotificationInfo, getSuperchatReferenceFetchId } from '@/lib/superchat'
+import { toNote, toProfile } from '@/lib/link'
+import { cn } from '@/lib/utils'
+import { Event } from 'nostr-tools'
+import { useMemo, type MouseEvent } from 'react'
+import { useTranslation } from 'react-i18next'
+import { useSmartNoteNavigationOptional, useSecondaryPageOptional } from '@/PageManager'
+import Username from '../Username'
+import UserAvatar from '../UserAvatar'
+import SuperchatPaymentMethodLabel from './SuperchatPaymentMethodLabel'
+
+export default function Superchat({
+  event,
+  className,
+  omitSenderHeading,
+  variant = 'default'
+}: {
+  event: Event
+  className?: string
+  omitSenderHeading?: boolean
+  variant?: 'default' | 'compact'
+}) {
+  const { t } = useTranslation()
+  const info = useMemo(() => getPaymentNotificationInfo(event), [event])
+  const paytoType = useMemo(
+    () => (info?.payto ? parsePaytoTagType(info.payto) : 'unknown'),
+    [info?.payto]
+  )
+  const { navigateToNote } = useSmartNoteNavigationOptional()
+  const secondaryPage = useSecondaryPageOptional()
+  const push = secondaryPage?.push ?? ((url: string) => { window.location.href = url })
+
+  const referencedFetchId = useMemo(
+    () => (info ? getSuperchatReferenceFetchId(info) : undefined),
+    [info]
+  )
+
+  const { event: targetEvent } = useFetchEvent(referencedFetchId)
+
+  if (!info) {
+    return (
+      <div
+        className={cn(
+          'text-sm text-muted-foreground',
+          variant === 'compact' ? 'py-0.5' : 'rounded-lg border border-border bg-muted/20 p-4',
+          className
+        )}
+      >
+        [{t('Invalid superchat')}]
+      </div>
+    )
+  }
+
+  const { senderPubkey, recipientPubkey, comment } = info
+  const hasThreadTarget = Boolean(targetEvent || referencedFetchId)
+  const hasTarget = hasThreadTarget || Boolean(recipientPubkey)
+
+  const openTarget = (e: MouseEvent<HTMLButtonElement>) => {
+    e.stopPropagation()
+    if (targetEvent) {
+      navigateToNote(toNote(targetEvent), targetEvent)
+    } else if (referencedFetchId) {
+      navigateToNote(toNote(referencedFetchId))
+    } else if (recipientPubkey) {
+      push(toProfile(recipientPubkey))
+    }
+  }
+
+  if (variant === 'compact') {
+    return (
+      <div className={cn('text-sm text-muted-foreground', className)}>
+        <div className="flex flex-wrap items-center gap-x-1.5 gap-y-0.5">
+          <SuperchatPaymentMethodLabel paytoType={paytoType} />
+          <span className="text-xs font-medium text-yellow-400/90">{t('Superchat')}</span>
+          {recipientPubkey && recipientPubkey !== senderPubkey ? (
+            <span className="text-xs">
+              <span>{t('to')}</span>{' '}
+              <Username
+                userId={recipientPubkey}
+                className="inline font-medium text-foreground/85 hover:text-foreground"
+              />
+            </span>
+          ) : null}
+          {hasTarget ? (
+            <button
+              type="button"
+              onClick={openTarget}
+              className="text-xs text-muted-foreground underline-offset-2 hover:text-foreground hover:underline"
+            >
+              {hasThreadTarget ? t('Superchat thread') : t('Superchat profile')}
+            </button>
+          ) : null}
+        </div>
+        {comment ? (
+          <p className="mt-1.5 text-sm leading-snug text-foreground/90 whitespace-pre-wrap break-words">
+            {comment}
+          </p>
+        ) : null}
+      </div>
+    )
+  }
+
+  return (
+    <div
+      className={cn(
+        'relative rounded-lg border border-yellow-400/35 bg-yellow-400/5 p-4 text-card-foreground shadow-sm',
+        className
+      )}
+    >
+      {hasTarget ? (
+        <button
+          type="button"
+          onClick={openTarget}
+          className="absolute bottom-3 right-3 flex items-center gap-2 rounded-md border border-border bg-secondary/80 px-2.5 py-1.5 text-xs font-medium text-secondary-foreground shadow-sm transition-colors hover:bg-secondary"
+        >
+          {hasThreadTarget ? t('View thread') : t('View profile')}
+        </button>
+      ) : null}
+
+      <div className="flex items-start gap-3 pb-10 pr-2 sm:pr-36">
+        <div className="mt-1 shrink-0">
+          <SuperchatPaymentMethodLabel paytoType={paytoType} className="text-sm" />
+        </div>
+        <div className="min-w-0 flex-1">
+          {!omitSenderHeading && (
+            <div className="mb-3 flex flex-wrap items-center gap-2">
+              <UserAvatar userId={senderPubkey} size="small" />
+              <Username userId={senderPubkey} className="font-semibold text-foreground" />
+              <span className="text-sm font-medium text-yellow-400/90">{t('Superchat')}</span>
+              {recipientPubkey && recipientPubkey !== senderPubkey && (
+                <>
+                  <span className="text-sm text-muted-foreground">{t('to')}</span>
+                  <UserAvatar userId={recipientPubkey} size="small" />
+                  <Username userId={recipientPubkey} className="font-semibold text-foreground" />
+                </>
+              )}
+            </div>
+          )}
+
+          {comment ? (
+            <div className="rounded-r-md border-l-[3px] border-yellow-400 bg-muted/40 py-2.5 pl-3 pr-2 dark:bg-muted/25">
+              <p className="text-lg font-semibold leading-snug tracking-tight text-foreground whitespace-pre-wrap break-words">
+                {comment}
+              </p>
+            </div>
+          ) : null}
+        </div>
+      </div>
+    </div>
+  )
+}

src/components/Note/SuperchatPaymentMethodLabel.tsx

@@ -0,0 +1,45 @@
+import {
+  getCanonicalPaytoType,
+  getPaytoEditorTypeLabel,
+  getPaytoIconChar,
+  getPaytoLogoPath,
+  isLightningPaytoType
+} from '@/lib/payto'
+import { cn } from '@/lib/utils'
+import { Zap as ZapIcon } from 'lucide-react'
+
+export default function SuperchatPaymentMethodLabel({
+  paytoType,
+  className
+}: {
+  /** Canonical or alias payto type (`lightning`, `monero`, `geyser`, …). */
+  paytoType: string
+  className?: string
+}) {
+  const canonical = getCanonicalPaytoType(paytoType)
+  const label = getPaytoEditorTypeLabel(canonical)
+  const logoPath = getPaytoLogoPath(canonical)
+  const iconChar = getPaytoIconChar(canonical)
+  const isLightning = isLightningPaytoType(canonical)
+
+  return (
+    <span
+      className={cn(
+        'inline-flex shrink-0 items-center gap-1 rounded-md border border-border/60 bg-muted/40',
+        'px-1.5 py-0.5 text-xs font-medium leading-none text-muted-foreground',
+        className
+      )}
+    >
+      {logoPath ? (
+        <img src={logoPath} alt="" className="size-3.5 shrink-0 object-contain" aria-hidden />
+      ) : isLightning ? (
+        <ZapIcon className="size-3.5 shrink-0 text-yellow-400" strokeWidth={2} aria-hidden />
+      ) : iconChar ? (
+        <span className="shrink-0 text-[0.65rem] leading-none" aria-hidden>
+          {iconChar}
+        </span>
+      ) : null}
+      <span className="truncate">{label}</span>
+    </span>
+  )
+}

src/components/Note/UnknownNote.tsx

@@ -7,6 +7,7 @@ import { ExtendedKind } from '@/constants'
 import { canonicalizeRssArticleUrl, getArticleUrlFromCommentITags } from '@/lib/rss-article'
 import { getKindDescription } from '@/lib/kind-description'
 import NoteKindLabel from './NoteKindLabel'
+import EventPowLabel from '../EventPowLabel'
 import { useMemo, useState } from 'react'
 import EventViewer from './EventViewer'
 import { Button } from '@/components/ui/button'
@@ -34,8 +35,8 @@ const ELEVATED_TAG_NAMES = new Set([
   'pubkey'
 ])
 
-/** e / p / q / a: thread & pubkey refs — noisy in preview; show under Technical details only. */
+/** e / p / q / a / nonce: thread refs & PoW — noisy in preview; show under Technical details only. */
-const TECHNICAL_ONLY_TAG_NAMES = new Set(['e', 'p', 'q', 'a'])
+const TECHNICAL_ONLY_TAG_NAMES = new Set(['e', 'p', 'q', 'a', 'nonce'])
 
 function truncatePreview(text: string, max: number): string {
   const t = text.trim()
@@ -241,7 +242,10 @@ export default function UnknownNote({
         <div>
           <h3 className="text-sm font-semibold leading-tight text-foreground">{headline}</h3>
           {!omitKindLabel ? (
-            <NoteKindLabel kind={event.kind} event={event} size="small" className="mt-0.5" />
+            <div className="mt-0.5 flex flex-wrap items-center gap-x-2 gap-y-1">
+              <NoteKindLabel kind={event.kind} event={event} size="small" />
+              <EventPowLabel event={event} />
+            </div>
           ) : null}
           {elevated.title?.trim() && !omitKindLabel ? (
             <p className="mt-0.5 text-[11px] text-muted-foreground leading-snug">

src/components/Note/Zap.tsx

@@ -11,6 +11,7 @@ import { useTranslation } from 'react-i18next'
 import { useSmartNoteNavigationOptional, useSecondaryPageOptional } from '@/PageManager'
 import Username from '../Username'
 import UserAvatar from '../UserAvatar'
+import SuperchatPaymentMethodLabel from './SuperchatPaymentMethodLabel'
 
 export default function Zap({
   event,
@@ -42,7 +43,7 @@ export default function Zap({
   const secondaryPage = useSecondaryPageOptional()
   const push = secondaryPage?.push ?? ((url: string) => { window.location.href = url })
 
-  if (!zapInfo || !zapInfo.senderPubkey || !zapInfo.amount) {
+  if (!zapInfo || !zapInfo.senderPubkey || (variant === 'default' && !zapInfo.amount)) {
     return (
       <div
         className={cn(
@@ -93,9 +94,8 @@ export default function Zap({
     return (
       <div className={cn('text-sm text-muted-foreground', className)}>
         <div className="flex flex-wrap items-center gap-x-1.5 gap-y-0.5">
-          <ZapIcon className="size-3.5 shrink-0 opacity-70" strokeWidth={2} aria-hidden />
+          <SuperchatPaymentMethodLabel paytoType="lightning" />
-          <span className="tabular-nums font-medium text-foreground/90">{formatAmount(amount)}</span>
+          <span className="text-xs font-medium text-yellow-400/90">{t('Superchat')}</span>
-          <span>{t('sats')}</span>
           {recipientPubkey && recipientPubkey !== senderPubkey && (
             <span className="text-xs">
               <span>{t('zapped')}</span>{' '}
@@ -120,7 +120,7 @@ export default function Zap({
           )}
         </div>
         {comment ? (
-          <p className="mt-1.5 pl-5 text-sm leading-snug text-muted-foreground whitespace-pre-wrap break-words">
+          <p className="mt-1.5 text-sm leading-snug text-foreground/90 whitespace-pre-wrap break-words">
             {comment}
           </p>
         ) : null}

src/components/Note/index.tsx

@@ -48,6 +48,7 @@ import SelectionHighlightTrigger from './SelectionHighlightTrigger'
 import AudioPlayer from '../AudioPlayer'
 import WebPreview from '../WebPreview'
 import ClientTag from '../ClientTag'
+import EventPowLabel from '../EventPowLabel'
 import { FormattedTimestamp } from '../FormattedTimestamp'
 import Nip05 from '../Nip05'
 import NoteOptions from '../NoteOptions'
@@ -78,6 +79,7 @@ import NoteKindLabel from './NoteKindLabel'
 import { Button } from '@/components/ui/button'
 import VideoNote from './VideoNote'
 import RelayReview from './RelayReview'
+import Superchat from './Superchat'
 import Zap from './Zap'
 import CitationCard from '@/components/CitationCard'
 import FollowPackPreview from '../ContentPreview/FollowPackPreview'
@@ -557,6 +559,8 @@ export default function Note({
     content = renderEventContent({ hideMetadata: true })
   } else if (event.kind === ExtendedKind.ZAP_REQUEST || event.kind === ExtendedKind.ZAP_RECEIPT) {
     content = <Zap className="mt-2" event={displayEvent} />
+  } else if (event.kind === ExtendedKind.PAYMENT_NOTIFICATION) {
+    content = <Superchat className="mt-2" event={displayEvent} />
   } else if (event.kind === ExtendedKind.FOLLOW_PACK) {
     content = <FollowPackPreview className="mt-2" event={displayEvent} />
   } else if (
@@ -742,7 +746,10 @@ export default function Note({
             )}
           </div>
         </div>
-        <NoteKindLabel kind={event.kind} event={event} size={size} className="mt-1" />
+        <div className="mt-1 flex flex-wrap items-center gap-x-2 gap-y-1">
+          <NoteKindLabel kind={event.kind} event={event} size={size} />
+          <EventPowLabel event={event} />
+        </div>
         {webReactionParentUrl ? (
           <div className="mt-2 not-prose max-w-full" data-parent-note-preview>
             <WebPreview url={webReactionParentUrl} className="w-full" />

src/components/NoteStats/ZapButton.tsx

@@ -27,7 +27,8 @@ import { MouseEvent, TouchEvent, useCallback, useEffect, useMemo, useRef, useSta
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
 import ZapDialog from '../ZapDialog'
-import TipPublicMessagePrompt from '../ZapDialog/TipPublicMessagePrompt'
+import PostPaymentMessagePrompt from '../ZapDialog/PostPaymentMessagePrompt'
+import { buildPostPaymentContext, type PostPaymentContext } from '@/lib/post-payment-context'
 
 type ZapButtonProps = {
   event: Event
@@ -267,10 +268,11 @@ export function ZapButtonWithStats({ event, hideCount = false, noteStats }: ZapB
 
   const { t } = useTranslation()
   const { checkLogin, pubkey } = useNostr()
-  const { defaultZapSats, defaultZapComment, quickZap, includePublicZapReceipt } = useZap()
+  const { defaultZapSats, defaultZapComment, quickZap } = useZap()
   const [touchStart, setTouchStart] = useState<{ x: number; y: number } | null>(null)
   const [openZapDialog, setOpenZapDialog] = useState(false)
-  const [tipNoticeOpen, setTipNoticeOpen] = useState(false)
+  const [postPaymentOpen, setPostPaymentOpen] = useState(false)
+  const [postPaymentContext, setPostPaymentContext] = useState<PostPaymentContext | null>(null)
   const [zapping, setZapping] = useState(false)
   const statsLoaded = noteStats?.updatedAt != null
   const { zapAmount, hasZapped } = useMemo(() => {
@@ -366,15 +368,25 @@ export function ZapButtonWithStats({ event, hideCount = false, noteStats }: ZapB
       if (zapping) return
 
       setZapping(true)
+      const paymentDetails = { amountMsat: defaultZapSats * 1000 }
       const zapResult = await lightning.zap(
         pubkey,
         event,
         defaultZapSats,
         defaultZapComment,
         undefined,
-        includePublicZapReceipt
+        () => {
+          if (event.pubkey === pubkey) return
+          setPostPaymentContext(
+            buildPostPaymentContext({
+              recipientPubkey: event.pubkey,
+              amountMsat: paymentDetails.amountMsat,
+              referencedEvent: event
+            })
+          )
+          setPostPaymentOpen(true)
+        }
       )
-      // user canceled
       if (!zapResult) {
         return
       }
@@ -385,9 +397,6 @@ export function ZapButtonWithStats({ event, hideCount = false, noteStats }: ZapB
         defaultZapSats,
         defaultZapComment
       )
-      if (event.pubkey !== pubkey && !includePublicZapReceipt) {
-        setTipNoticeOpen(true)
-      }
     } catch (error) {
       toast.error(`${t('Zap failed')}: ${(error as Error).message}`)
     } finally {
@@ -510,10 +519,11 @@ export function ZapButtonWithStats({ event, hideCount = false, noteStats }: ZapB
         event={event}
         prefetchedPayment={tipPaymentData}
       />
-      <TipPublicMessagePrompt
+      <PostPaymentMessagePrompt
-        open={tipNoticeOpen}
+        open={postPaymentOpen}
-        onOpenChange={setTipNoticeOpen}
+        onOpenChange={setPostPaymentOpen}
         recipientPubkey={event.pubkey}
+        paymentContext={postPaymentContext}
       />
     </>
   )

src/components/PaymentMethodsSection/index.tsx

@@ -7,11 +7,16 @@ import { Copy } from 'lucide-react'
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
 
+import { NostrEvent } from 'nostr-tools'
+import type { PostPaymentContext } from '@/lib/post-payment-context'
+
 export default function PaymentMethodsSection({
   groups,
   recipientPubkey,
   onOpenZap,
+  referencedEvent,
   offerTipNoticeOnClose = true,
+  onPostPaymentRequest,
   title,
   className,
   headerHelpText
@@ -20,8 +25,11 @@ export default function PaymentMethodsSection({
   recipientPubkey?: string
   /** When set, lightning rows open the zap flow with that address as the default. */
   onOpenZap?: (lightningAuthority: string) => void
-  /** When false, PaytoDialog defer tip notice to parent (e.g. ZapDialog). */
+  /** Thread context passed to PaytoDialog for superchat requests. */
+  referencedEvent?: NostrEvent
+  /** When false, PaytoDialog defer post-payment prompt to parent. */
   offerTipNoticeOnClose?: boolean
+  onPostPaymentRequest?: (context: PostPaymentContext) => void
   title?: string
   className?: string
   /** Prominent note above the list (e.g. on-chain Bitcoin eligibility in zap dialog). */
@@ -71,6 +79,8 @@ export default function PaymentMethodsSection({
                             : undefined
                         }
                         offerTipNoticeOnClose={offerTipNoticeOnClose}
+                        onPostPaymentRequest={onPostPaymentRequest}
+                        referencedEvent={referencedEvent}
                         className={cn(PRIMARY_LINK_HOVER_CLASS, 'break-all min-w-0 flex-1')}
                       >
                         {method.authority}

src/components/PaytoDialog/LightningInvoiceSection.tsx

@@ -12,6 +12,7 @@ import {
   getAmountFromInvoice,
   parseGroupedIntegerInput
 } from '@/lib/lightning'
+import { buildPaytoUri, formatPaytoTagValue } from '@/lib/payto'
 import { cn } from '@/lib/utils'
 import { useZap } from '@/providers/ZapProvider'
 import lightning from '@/services/lightning.service'
@@ -35,7 +36,7 @@ export default function LightningInvoiceSection({
   paytoUri,
   onBolt11InvoiceChange,
   onRequestClose,
-  onPaymentSuccess
+  onPaymentFlowComplete
 }: {
   lightningAddress: string
   paytoUri: string
@@ -43,8 +44,8 @@ export default function LightningInvoiceSection({
   onBolt11InvoiceChange?: (invoice: string | null) => void
   /** Close the payto dialog before opening an external wallet / Bitcoin Connect UI. */
   onRequestClose?: () => void
-  /** After a successful in-app or external wallet payment (kind-24 tip notice). */
+  /** After the payment modal closes (success or cancel). */
-  onPaymentSuccess?: () => void
+  onPaymentFlowComplete?: (details?: { amountMsat: number; payto: string }) => void
 }) {
   const { t } = useTranslation()
   const { defaultZapSats, isWalletConnected } = useZap()
@@ -135,17 +136,28 @@ export default function LightningInvoiceSection({
     }
   }
 
+  const paymentDetails = useMemo(
+    () => ({
+      amountMsat: clampZapSats(sats) * 1000,
+      payto: formatPaytoTagValue(buildPaytoUri('lightning', lightningAddress))
+    }),
+    [sats, lightningAddress]
+  )
+
   const handlePay = async () => {
     if (!invoice) return
     try {
       setPaying(true)
-      const result = await lightning.payInvoice(invoice, onRequestClose)
+      const result = await lightning.payInvoice(
+        invoice,
+        onRequestClose,
+        () => onPaymentFlowComplete?.(paymentDetails)
+      )
       if (!mountedRef.current) return
       if (result) {
         toast.success(t('Payment sent'))
         setInvoice(null)
         setInvoiceDescription(null)
-        onPaymentSuccess?.()
       }
     } catch (error) {
       if (mountedRef.current) {

src/components/PaytoDialog/index.tsx

@@ -1,4 +1,4 @@
-import TipPublicMessagePrompt from '@/components/ZapDialog/TipPublicMessagePrompt'
+import PostPaymentMessagePrompt from '@/components/ZapDialog/PostPaymentMessagePrompt'
 import {
   Dialog,
   DialogContent,
@@ -32,6 +32,8 @@ import {
 } from '@/lib/payto'
 import { cn } from '@/lib/utils'
 import { useNostr } from '@/providers/NostrProvider'
+import { buildPostPaymentContext, type PostPaymentContext } from '@/lib/post-payment-context'
+import { NostrEvent } from 'nostr-tools'
 import LightningInvoiceSection from './LightningInvoiceSection'
 
 export default function PaytoDialog({
@@ -41,22 +43,29 @@ export default function PaytoDialog({
   authority,
   paytoUri,
   recipientPubkey,
-  offerTipNoticeOnClose = true
+  referencedEvent,
+  offerTipNoticeOnClose = true,
+  onPostPaymentRequest
 }: {
   open: boolean
   onOpenChange: (open: boolean) => void
   type: string
   authority: string
   paytoUri: string
-  /** When set, closing the dialog offers a kind-24 tip notice to this pubkey. */
+  /** When set, closing the dialog offers a post-payment message prompt to this pubkey. */
   recipientPubkey?: string
-  /** When false, a parent (e.g. ZapDialog) will offer the tip notice on its own close. */
+  /** Note or profile context for superchat placement (kind 9740). */
+  referencedEvent?: NostrEvent
+  /** When false, a parent handles the post-payment prompt itself. */
   offerTipNoticeOnClose?: boolean
+  /** Parent-owned post-payment UI (e.g. ZapDialog). When set, internal prompt is skipped. */
+  onPostPaymentRequest?: (context: PostPaymentContext) => void
 }) {
   const { t } = useTranslation()
   const { pubkey: selfPubkey } = useNostr()
-  const [tipNoticeOpen, setTipNoticeOpen] = useState(false)
+  const [postPaymentOpen, setPostPaymentOpen] = useState(false)
-  const skipTipNoticeOnCloseRef = useRef(false)
+  const [postPaymentContext, setPostPaymentContext] = useState<PostPaymentContext | null>(null)
+  const skipPostPaymentOnCloseRef = useRef(false)
   const info = getPaytoTypeInfo(type)
   const label = info?.label ?? type
   const isLightning = type.toLowerCase() === 'lightning'
@@ -73,10 +82,52 @@ export default function PaytoDialog({
   }, [open])
 
   const closeForWalletFlow = useCallback(() => {
-    skipTipNoticeOnCloseRef.current = true
+    skipPostPaymentOnCloseRef.current = true
     onOpenChange(false)
   }, [onOpenChange])
 
+  const openPostPaymentPrompt = useCallback(
+    (context?: Partial<PostPaymentContext>) => {
+      if (!recipientPubkey) return
+      if (selfPubkey && recipientPubkey === selfPubkey) return
+      const built = buildPostPaymentContext({
+        recipientPubkey,
+        paytoUri,
+        paytoType: type,
+        paytoAuthority: authority,
+        referencedEvent,
+        ...context
+      })
+      if (onPostPaymentRequest) {
+        onPostPaymentRequest(built)
+        return
+      }
+      if (!offerTipNoticeOnClose) return
+      setPostPaymentContext(built)
+      setPostPaymentOpen(true)
+    },
+    [
+      offerTipNoticeOnClose,
+      onPostPaymentRequest,
+      recipientPubkey,
+      selfPubkey,
+      paytoUri,
+      type,
+      authority,
+      referencedEvent
+    ]
+  )
+
+  /** Run after the payto dialog has closed so nested modals (e.g. inside ZapDialog) do not dismiss the prompt. */
+  const schedulePostPaymentPrompt = useCallback(
+    (context?: Partial<PostPaymentContext>) => {
+      requestAnimationFrame(() => {
+        requestAnimationFrame(() => openPostPaymentPrompt(context))
+      })
+    },
+    [openPostPaymentPrompt]
+  )
+
   const openHandlers = useMemo(
     () =>
       filterPaytoPaymentOpenHandlersForDevice(
@@ -122,27 +173,24 @@ export default function PaytoDialog({
     handleDialogOpenChange(false)
   }
 
-  const maybeOfferTipNotice = useCallback(() => {
+  const maybeOfferPostPaymentOnClose = () => {
-    if (!offerTipNoticeOnClose) return
+    if (skipPostPaymentOnCloseRef.current) return
-    if (!recipientPubkey) return
+    schedulePostPaymentPrompt()
-    if (selfPubkey && recipientPubkey === selfPubkey) return
-    setTipNoticeOpen(true)
-  }, [offerTipNoticeOnClose, recipientPubkey, selfPubkey])
-
-  const maybeOfferTipNoticeOnClose = () => {
-    if (skipTipNoticeOnCloseRef.current) return
-    maybeOfferTipNotice()
   }
 
   const handleDialogOpenChange = (next: boolean) => {
     if (!next) {
-      maybeOfferTipNoticeOnClose()
+      const skipped = skipPostPaymentOnCloseRef.current
-      skipTipNoticeOnCloseRef.current = false
+      skipPostPaymentOnCloseRef.current = false
-    } else {
+      onOpenChange(next)
-      skipTipNoticeOnCloseRef.current = false
+      if (!skipped) {
+        maybeOfferPostPaymentOnClose()
       }
+    } else {
+      skipPostPaymentOnCloseRef.current = false
       onOpenChange(next)
     }
+  }
 
   return (
     <>
@@ -175,7 +223,13 @@ export default function PaytoDialog({
               paytoUri={paytoUri}
               onBolt11InvoiceChange={setBolt11Invoice}
               onRequestClose={closeForWalletFlow}
-              onPaymentSuccess={maybeOfferTipNotice}
+              onPaymentFlowComplete={(details) => {
+                onOpenChange(false)
+                schedulePostPaymentPrompt({
+                  amountMsat: details?.amountMsat,
+                  payto: details?.payto
+                })
+              }}
             />
           ) : isLightning ? null : (
             <>
@@ -276,11 +330,12 @@ export default function PaytoDialog({
         </div>
       </DialogContent>
     </Dialog>
-    {recipientPubkey ? (
+    {recipientPubkey && !onPostPaymentRequest ? (
-      <TipPublicMessagePrompt
+      <PostPaymentMessagePrompt
-        open={tipNoticeOpen}
+        open={postPaymentOpen}
-        onOpenChange={setTipNoticeOpen}
+        onOpenChange={setPostPaymentOpen}
         recipientPubkey={recipientPubkey}
+        paymentContext={postPaymentContext}
       />
     ) : null}
     </>

src/components/PaytoLink/index.tsx

@@ -16,10 +16,12 @@ import {
   formatPaytoLinkDisplayText,
   paytoLinkChildTextLooksLikeAuthority
 } from '@/lib/payto'
+import { NostrEvent } from 'nostr-tools'
 import PaytoDialog from '@/components/PaytoDialog'
 import { HelpCircle } from 'lucide-react'
 import { URI_LINK_CLASS } from '@/lib/link-styles'
 import { cn } from '@/lib/utils'
+import type { PostPaymentContext } from '@/lib/post-payment-context'
 
 export default function PaytoLink({
   paytoUri,
@@ -28,6 +30,8 @@ export default function PaytoLink({
   pubkey,
   onOpenZap,
   offerTipNoticeOnClose = true,
+  onPostPaymentRequest,
+  referencedEvent,
   className,
   children,
   /** `compact`: `47R4Npvudm... (Monero)` for notes/markup; `full`: show authority as-is (e.g. zap dialog). */
@@ -41,8 +45,12 @@ export default function PaytoLink({
   /** When set with lightning type, clicking can open Zap dialog via onOpenZap */
   pubkey?: string
   onOpenZap?: (pubkey: string, lightningAuthority: string) => void
-  /** Passed to PaytoDialog; set false when a parent already offers the tip notice on close. */
+  /** Passed to PaytoDialog; set false when a parent already offers the post-payment prompt. */
   offerTipNoticeOnClose?: boolean
+  /** Parent-owned post-payment prompt (e.g. ZapDialog). */
+  onPostPaymentRequest?: (context: PostPaymentContext) => void
+  /** Thread context for superchat requests (kind 9740). */
+  referencedEvent?: NostrEvent
   className?: string
   children?: React.ReactNode
   displayFormat?: 'compact' | 'full'
@@ -156,6 +164,8 @@ export default function PaytoLink({
           paytoUri={raw}
           recipientPubkey={pubkey}
           offerTipNoticeOnClose={offerTipNoticeOnClose}
+          onPostPaymentRequest={onPostPaymentRequest}
+          referencedEvent={referencedEvent}
         />
       )}
     </>

src/components/Profile/ProfileBadges.tsx

@@ -2,6 +2,7 @@ import { RefreshButton } from '@/components/RefreshButton'
 import { Skeleton } from '@/components/ui/skeleton'
 import { useProfileWall } from '@/hooks/useProfileWall'
 import { useTranslation } from 'react-i18next'
+import ProfileWallSuperchats from './ProfileWallSuperchats'
 
 export default function ProfileBadges({
   pubkey,
@@ -14,7 +15,7 @@ export default function ProfileBadges({
   onRefresh?: () => void | Promise<void>
 }) {
   const { t } = useTranslation()
-  const { badges, isLoading, refresh } = useProfileWall(pubkey, profileEventId)
+  const { badges, superchats, isLoading, refresh } = useProfileWall(pubkey, profileEventId)
   const handleRefresh = () => {
     if (onRefresh) {
       void onRefresh()
@@ -23,7 +24,7 @@ export default function ProfileBadges({
     refresh()
   }
 
-  if (isLoading && badges.length === 0) {
+  if (isLoading && badges.length === 0 && superchats.length === 0) {
     return (
       <div className="mt-3 flex flex-wrap gap-2" aria-hidden>
         <Skeleton className="h-14 w-14 rounded-lg" />
@@ -32,10 +33,12 @@ export default function ProfileBadges({
     )
   }
 
-  if (badges.length === 0) return null
+  if (badges.length === 0 && superchats.length === 0) return null
 
   return (
-    <section className="mt-3 min-w-0" aria-label={t('Badges')}>
+    <div className="mt-3 min-w-0">
+      {badges.length > 0 ? (
+        <section className="min-w-0" aria-label={t('Badges')}>
           <div className="mb-1 flex items-center justify-end gap-2">
             <RefreshButton onClick={handleRefresh} onLongPress={null} />
           </div>
@@ -61,10 +64,15 @@ export default function ProfileBadges({
                     {badge.name}
                   </div>
                 )}
-            <span className="w-full truncate text-center text-[10px] text-muted-foreground">{badge.name}</span>
+                <span className="w-full truncate text-center text-[10px] text-muted-foreground">
+                  {badge.name}
+                </span>
               </div>
             ))}
           </div>
         </section>
+      ) : null}
+      <ProfileWallSuperchats superchats={superchats} isLoading={isLoading && superchats.length === 0} />
+    </div>
   )
 }

src/components/Profile/ProfileWallSuperchats.tsx

@@ -0,0 +1,37 @@
+import Superchat from '@/components/Note/Superchat'
+import { Skeleton } from '@/components/ui/skeleton'
+import { Event } from 'nostr-tools'
+import { useTranslation } from 'react-i18next'
+
+export default function ProfileWallSuperchats({
+  superchats,
+  isLoading
+}: {
+  superchats: Event[]
+  isLoading?: boolean
+}) {
+  const { t } = useTranslation()
+
+  if (isLoading && superchats.length === 0) {
+    return (
+      <div className="mt-3 space-y-2" aria-hidden>
+        <Skeleton className="h-24 w-full rounded-lg" />
+      </div>
+    )
+  }
+
+  if (superchats.length === 0) return null
+
+  return (
+    <section className="mt-4 min-w-0" aria-label={t('Profile wall superchats')}>
+      <h3 className="mb-2 text-xs font-semibold uppercase tracking-wider text-muted-foreground">
+        {t('Superchats')}
+      </h3>
+      <div className="space-y-2">
+        {superchats.map((event) => (
+          <Superchat key={event.id} event={event} variant="compact" />
+        ))}
+      </div>
+    </section>
+  )
+}

src/components/ReplyNote/index.tsx

@@ -25,6 +25,7 @@ import { Event, kinds } from 'nostr-tools'
 import { useMemo, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import ClientTag from '../ClientTag'
+import EventPowLabel from '../EventPowLabel'
 import Collapsible from '../Collapsible'
 import MarkdownArticle from '../Note/MarkdownArticle/MarkdownArticle'
 import ReactionEmojiDisplay from '../Note/ReactionEmojiDisplay'
@@ -37,6 +38,7 @@ import WebPreview from '../WebPreview'
 import UserAvatar from '../UserAvatar'
 import Username from '../Username'
 import NoteKindLabel from '../Note/NoteKindLabel'
+import Superchat from '../Note/Superchat'
 import Zap from '../Note/Zap'
 
 export default function ReplyNote({
@@ -143,15 +145,20 @@ export default function ReplyNote({
                 <NoteOptions event={event} className="shrink-0 [&_svg]:size-5" />
               </div>
             </div>
+            <div className="mt-0.5 flex flex-wrap items-center gap-x-2 gap-y-1">
               <NoteKindLabel
                 kind={event.kind}
                 event={event}
                 size="small"
                 className={cn(
-                'mt-0.5',
+                  (isNip25ReactionKind(event.kind) ||
-                (isNip25ReactionKind(event.kind) || event.kind === kinds.Zap) && 'opacity-60'
+                    event.kind === kinds.Zap ||
+                    event.kind === ExtendedKind.PAYMENT_NOTIFICATION) &&
+                    'opacity-60'
                 )}
               />
+              <EventPowLabel event={event} />
+            </div>
             {webReactionParentUrl ? (
               <div className="mt-1.5 not-prose max-w-full" data-parent-note-preview>
                 <WebPreview url={webReactionParentUrl} className="w-full" />
@@ -195,6 +202,8 @@ export default function ReplyNote({
                 </div>
               ) : event.kind === kinds.Zap ? (
                 <Zap className="mt-1.5" event={event} omitSenderHeading variant="compact" />
+              ) : event.kind === ExtendedKind.PAYMENT_NOTIFICATION ? (
+                <Superchat className="mt-1.5" event={event} omitSenderHeading variant="compact" />
               ) : isNip18RepostKind(event.kind) ? null : (
                 <MarkdownArticle
                   className="mt-2"

src/components/ReplyNoteList/index.tsx

@@ -17,7 +17,12 @@ import {
   resolveDeclaredThreadRootEventHex
 } from '@/lib/event'
 import logger from '@/lib/logger'
-import { getZapInfoFromEvent, shouldIncludeZapReceiptAtReplyThreshold } from '@/lib/event-metadata'
+import {
+  buildAttestedPaymentIdSet,
+  getPaymentAttestationTargetId,
+  partitionAttestedSuperchats,
+  replyFeedSuperchatsFirst
+} from '@/lib/superchat'
 import { muteSetHas } from '@/lib/mute-set'
 import { normalizeAnyRelayUrl } from '@/lib/url'
 import { shouldHideThreadResponseEvent } from '@/lib/thread-response-filter'
@@ -73,32 +78,8 @@ const MAX_PARENT_IDS_PER_NESTED_REQ = 64
 const THREAD_PROFILE_BATCH_DEBOUNCE_MS = 120
 const THREAD_PROFILE_CHUNK = 80
 
-function partitionZapReceipts(items: NEvent[]) {
+function replyFeedZapsFirst(sortedNonZapReplies: NEvent[], superchats: NEvent[]) {
-  const zaps: NEvent[] = []
+  return replyFeedSuperchatsFirst(sortedNonZapReplies, superchats)
-  const nonZaps: NEvent[] = []
-  for (const e of items) {
-    if (e.kind === kinds.Zap) zaps.push(e)
-    else nonZaps.push(e)
-  }
-  return { zaps, nonZaps }
-}
-
-function filterZapReceiptsByReplyThreshold(zaps: NEvent[], thresholdSats: number): NEvent[] {
-  return zaps.filter((z) => shouldIncludeZapReceiptAtReplyThreshold(z, thresholdSats))
-}
-
-/** Zap receipts (9735) at top of reply feeds: largest sats first */
-function sortZapReceiptsBySatsDesc(zaps: NEvent[]) {
-  return [...zaps].sort((a, b) => {
-    const sa = getZapInfoFromEvent(a)?.amount ?? 0
-    const sb = getZapInfoFromEvent(b)?.amount ?? 0
-    if (sb !== sa) return sb - sa
-    return b.created_at - a.created_at
-  })
-}
-
-function replyFeedZapsFirst(sortedNonZapReplies: NEvent[], zaps: NEvent[]) {
-  return [...sortZapReceiptsBySatsDesc(zaps), ...sortedNonZapReplies]
 }
 
 type TBacklinkSubsection = 'primary' | 'bookmark' | 'list' | 'report'
@@ -287,6 +268,13 @@ function replyMatchesThreadForList(
   ) {
     return true
   }
+  if (
+    evt.kind === ExtendedKind.PAYMENT_NOTIFICATION &&
+    (rootInfo.type === 'E' || rootInfo.type === 'A') &&
+    eventReferencesThreadTarget(evt, rootInfo)
+  ) {
+    return true
+  }
   if (
     (rootInfo.type === 'E' || rootInfo.type === 'A') &&
     evt.kind !== kinds.ShortTextNote &&
@@ -365,6 +353,7 @@ function ReplyNoteList({
   const { hideContentMentioningMutedUsers } = useContentPolicy()
   const { pubkey: userPubkey } = useNostr()
   const { zapReplyThreshold } = useZap()
+  const [attestedPaymentIds, setAttestedPaymentIds] = useState<Set<string>>(() => new Set())
   const { blockedRelays, favoriteRelays } = useFavoriteRelays()
   const { relayUrls: browsingRelayUrls } = useCurrentRelays()
   const relayAuthoritativeRead =
@@ -379,6 +368,29 @@ function ReplyNoteList({
     return out.length ? out : undefined
   }, [duplicateWebPreviewCleanedUrlHints, rootInfo])
 
+  useEffect(() => {
+    setAttestedPaymentIds(new Set())
+  }, [event.id])
+
+  useEffect(() => {
+    const handleAttestation = (data: Event) => {
+      const ce = data as CustomEvent<NEvent>
+      const evt = ce.detail
+      if (!evt || evt.kind !== ExtendedKind.PAYMENT_ATTESTATION) return
+      if (evt.pubkey.toLowerCase() !== event.pubkey.toLowerCase()) return
+      const targetId = getPaymentAttestationTargetId(evt)
+      if (!targetId) return
+      setAttestedPaymentIds((prev) => {
+        if (prev.has(targetId)) return prev
+        const next = new Set(prev)
+        next.add(targetId)
+        return next
+      })
+    }
+    client.addEventListener('newEvent', handleAttestation)
+    return () => client.removeEventListener('newEvent', handleAttestation)
+  }, [event.pubkey])
+
   const replies = useMemo(() => {
     const replyIdSet = new Set<string>()
     const replyEvents: NEvent[] = []
@@ -444,8 +456,12 @@ function ReplyNoteList({
     
 
 
-    const { zaps: zapsPartitioned, nonZaps } = partitionZapReceipts(replyEvents)
+    const { superchats, rest: nonZaps } = partitionAttestedSuperchats(
-    const zaps = filterZapReceiptsByReplyThreshold(zapsPartitioned, zapReplyThreshold)
+      replyEvents,
+      attestedPaymentIds,
+      zapReplyThreshold
+    )
+    const zaps = superchats
     const replyScoreById =
       sort === 'top' || sort === 'controversial' || sort === 'most-zapped'
         ? new Map(
@@ -536,6 +552,7 @@ function ReplyNoteList({
     hideContentMentioningMutedUsers,
     sort,
     zapReplyThreshold,
+    attestedPaymentIds,
     isDiscussionRoot,
     event.kind
   ])
@@ -559,20 +576,26 @@ function ReplyNoteList({
   const mergedFeed = useMemo(() => {
     /** Quotes + time-sorted feeds must not interleave zap receipts chronologically */
     const zapsThenTimeSorted = (merged: NEvent[], direction: 'asc' | 'desc') => {
-      const { zaps, nonZaps } = partitionZapReceipts(merged)
+      const { superchats, rest: nonZaps } = partitionAttestedSuperchats(
-      const zapsShown = zaps
+        merged,
+        attestedPaymentIds,
+        zapReplyThreshold
+      )
       const sortedNon = [...nonZaps].sort((a, b) =>
         direction === 'asc' ? a.created_at - b.created_at : b.created_at - a.created_at
       )
-      return moveReportsToEndPreserveOrder(replyFeedZapsFirst(sortedNon, zapsShown))
+      return moveReportsToEndPreserveOrder(replyFeedSuperchatsFirst(sortedNon, superchats))
     }
 
     if (!showQuotes) return replies
 
     // E/A: zaps (sats desc) → thread replies (1 / 1111 / 1244, excluding #q-only) → tail (quotes, highlights, long-form refs)
     if (rootInfo?.type === 'E' || rootInfo?.type === 'A') {
-      const { zaps, nonZaps } = partitionZapReceipts(replies)
+      const { superchats, rest: nonZaps } = partitionAttestedSuperchats(
-      const zapsShown = zaps
+        replies,
+        attestedPaymentIds,
+        zapReplyThreshold
+      )
       const middle = nonZaps.filter((e) => !isEaThreadTailBacklinkCandidate(e, rootInfo))
       const tailFromReplies = nonZaps.filter((e) => isEaThreadTailBacklinkCandidate(e, rootInfo))
       const tailSeen = new Set<string>()
@@ -584,13 +607,16 @@ function ReplyNoteList({
       }
       for (const e of tailFromReplies) pushTail(e)
       const tailSorted = partitionAndSortBacklinkTail(tail)
-      return [...replyFeedZapsFirst(middle, zapsShown), ...tailSorted]
+      return [...replyFeedSuperchatsFirst(middle, superchats), ...tailSorted]
     }
 
     // Web article / URL thread (NIP-22): same zaps → middle → tail layout as E/A
     if (rootInfo?.type === 'I') {
-      const { zaps, nonZaps } = partitionZapReceipts(replies)
+      const { superchats, rest: nonZaps } = partitionAttestedSuperchats(
-      const zapsShownI = zaps
+        replies,
+        attestedPaymentIds,
+        zapReplyThreshold
+      )
       const middle = nonZaps.filter((e) => !isWebThreadTailKind(e.kind))
       const tailFromReplies = nonZaps.filter((e) => isWebThreadTailKind(e.kind))
       const tailSeen = new Set<string>()
@@ -602,7 +628,7 @@ function ReplyNoteList({
       }
       for (const e of tailFromReplies) pushTail(e)
       const tailSorted = partitionAndSortBacklinkTail(tail)
-      return [...replyFeedZapsFirst(middle, zapsShownI), ...tailSorted]
+      return [...replyFeedSuperchatsFirst(middle, superchats), ...tailSorted]
     }
 
     const merged = [...replies]
@@ -612,7 +638,7 @@ function ReplyNoteList({
       return [...replies]
     }
     return zapsThenTimeSorted(merged, 'desc')
-  }, [replies, showQuotes, sort, replyIdSet, rootInfo, event.kind])
+  }, [replies, showQuotes, sort, replyIdSet, rootInfo, event.kind, attestedPaymentIds, zapReplyThreshold])
 
   const parentNoteFeed = useNoteFeedProfileContext()
   const threadProfileLoadedRef = useRef<Set<string>>(new Set())
@@ -1136,6 +1162,32 @@ function ReplyNoteList({
           const repliesForStatsPrime = mergedForUi
           addReplies(mergedForUi)
 
+          const recipientPubkey = event.pubkey
+          if (recipientPubkey && relayUrlsForThreadReq.length > 0) {
+            void client
+              .fetchEvents(
+                relayUrlsForThreadReq,
+                {
+                  kinds: [ExtendedKind.PAYMENT_ATTESTATION],
+                  authors: [recipientPubkey],
+                  limit: 500
+                },
+                {
+                  cache: true,
+                  eoseTimeout: 4500,
+                  globalTimeout: 12_000,
+                  foreground: statsForeground
+                }
+              )
+              .then((attestations) => {
+                if (fetchGeneration !== replyFetchGenRef.current) return
+                setAttestedPaymentIds(buildAttestedPaymentIdSet(attestations, recipientPubkey))
+              })
+              .catch(() => {
+                /* attestations optional */
+              })
+          }
+
           const statsBatch = mergedCachedReplies !== null && mergedCachedReplies.length > 0 ? mergedCachedReplies : regularReplies
           if (statsBatch.length > 0) {
             noteStatsService.updateNoteStatsByEvents(statsBatch, event.pubkey, {
@@ -1382,8 +1434,8 @@ function ReplyNoteList({
         return false
       }
       const isQuote = quoteUiIdSet.has(item.id)
-      // Zap receipts are public payment records — always show when they passed mute filters.
+      // Attested superchats are public payment records — always show when they passed mute filters.
-      if (item.kind === kinds.Zap) return true
+      if (item.kind === kinds.Zap || item.kind === ExtendedKind.PAYMENT_NOTIFICATION) return true
       // Backlink rows (quotes, highlights, …): show even when author is not in the trust list.
       if (isQuote) return true
       if (isTrustLoaded && hideUntrustedInteractions && !isUserTrusted(item.pubkey)) {

src/components/ZapDialog/PostPaymentMessagePrompt.tsx

@@ -0,0 +1,182 @@
+import { Button } from '@/components/ui/button'
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle
+} from '@/components/ui/dialog'
+import {
+  Drawer,
+  DrawerContent,
+  DrawerFooter,
+  DrawerHeader,
+  DrawerTitle
+} from '@/components/ui/drawer'
+import { type PostPaymentContext } from '@/lib/post-payment-context'
+import { cn } from '@/lib/utils'
+import { useScreenSize } from '@/providers/ScreenSizeProvider'
+import { useEffect, useRef, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+import UserAvatar from '../UserAvatar'
+import Username from '../Username'
+import PublicMessageForm from './PublicMessageForm'
+import SuperchatRequestForm from './SuperchatRequestForm'
+
+type Step = 'choice' | 'public-message' | 'superchat'
+
+function ChoiceButton({
+  title,
+  hint,
+  onClick,
+  disabled
+}: {
+  title: string
+  hint: string
+  onClick: () => void
+  disabled?: boolean
+}) {
+  return (
+    <button
+      type="button"
+      disabled={disabled}
+      onClick={onClick}
+      className={cn(
+        'w-full rounded-lg border border-border bg-muted/30 px-4 py-3 text-left transition-colors',
+        'hover:bg-muted/60 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring',
+        'disabled:pointer-events-none disabled:opacity-50'
+      )}
+    >
+      <span className="block text-sm font-medium text-foreground">{title}</span>
+      <span className="mt-1 block text-xs leading-relaxed text-muted-foreground">{hint}</span>
+    </button>
+  )
+}
+
+export default function PostPaymentMessagePrompt({
+  open,
+  onOpenChange,
+  recipientPubkey,
+  paymentContext
+}: {
+  open: boolean
+  onOpenChange: (open: boolean) => void
+  recipientPubkey: string | null
+  paymentContext?: PostPaymentContext | null
+}) {
+  const { t } = useTranslation()
+  const { isSmallScreen } = useScreenSize()
+  const closeRef = useRef<HTMLButtonElement>(null)
+  const [step, setStep] = useState<Step>('choice')
+
+  useEffect(() => {
+    if (open) {
+      setStep('choice')
+    }
+  }, [open, recipientPubkey])
+
+  useEffect(() => {
+    if (!open || step !== 'choice') return
+    const id = requestAnimationFrame(() => closeRef.current?.focus())
+    return () => cancelAnimationFrame(id)
+  }, [open, step])
+
+  if (!recipientPubkey) return null
+
+  const handleClose = () => onOpenChange(false)
+
+  const choiceBody = (
+    <div className="min-w-0 space-y-3">
+      <p className="text-sm font-medium text-foreground">{t('Post payment prompt label')}</p>
+      <div className="space-y-2">
+        <ChoiceButton
+          title={t('Send them a public message')}
+          hint={t('Post payment public message hint')}
+          onClick={() => setStep('public-message')}
+        />
+        <ChoiceButton
+          title={t('Request a superchat')}
+          hint={t('Post payment superchat hint')}
+          onClick={() => setStep('superchat')}
+        />
+      </div>
+    </div>
+  )
+
+  const choiceActions = (
+    <Button ref={closeRef} type="button" variant="default" onClick={handleClose}>
+      {t('Close')}
+    </Button>
+  )
+
+  const title = (
+    <span className="flex min-w-0 items-center gap-2">
+      <span className="shrink-0">{t('Send them a message')}</span>
+      <UserAvatar size="small" userId={recipientPubkey} className="shrink-0" />
+      <Username userId={recipientPubkey} className="min-w-0 flex-1 truncate" />
+    </span>
+  )
+
+  const body =
+    step === 'public-message' ? (
+      <PublicMessageForm
+        recipientPubkey={recipientPubkey}
+        onBack={() => setStep('choice')}
+        onDone={handleClose}
+      />
+    ) : step === 'superchat' ? (
+      <SuperchatRequestForm
+        recipientPubkey={recipientPubkey}
+        paymentContext={paymentContext}
+        onBack={() => setStep('choice')}
+        onDone={handleClose}
+      />
+    ) : (
+      choiceBody
+    )
+
+  const footer =
+    step === 'choice' ? (
+      isSmallScreen ? (
+        choiceActions
+      ) : (
+        <DialogFooter className="gap-2 sm:gap-2">{choiceActions}</DialogFooter>
+      )
+    ) : null
+
+  if (isSmallScreen) {
+    return (
+      <Drawer open={open} onOpenChange={onOpenChange}>
+        <DrawerContent className="min-w-0 overflow-hidden px-4 pb-6" onOpenAutoFocus={(e) => e.preventDefault()}>
+          <DrawerHeader>
+            <DrawerTitle>{title}</DrawerTitle>
+            {step === 'choice' ? (
+              <DialogDescription className="sr-only">{t('Post payment prompt label')}</DialogDescription>
+            ) : null}
+          </DrawerHeader>
+          <div className="px-0 pb-4">{body}</div>
+          {footer ? <DrawerFooter className="flex-row justify-end gap-2 pt-2">{footer}</DrawerFooter> : null}
+        </DrawerContent>
+      </Drawer>
+    )
+  }
+
+  return (
+    <Dialog open={open} onOpenChange={onOpenChange}>
+      <DialogContent
+        className="w-[calc(100vw-2rem)] max-w-lg min-w-0 overflow-hidden sm:max-w-lg"
+        onOpenAutoFocus={(e) => e.preventDefault()}
+      >
+        <DialogHeader className="min-w-0">
+          <DialogTitle>{title}</DialogTitle>
+          {step === 'choice' ? (
+            <DialogDescription className="sr-only">{t('Post payment prompt label')}</DialogDescription>
+          ) : null}
+        </DialogHeader>
+        {body}
+        {footer}
+      </DialogContent>
+    </Dialog>
+  )
+}

src/components/ZapDialog/PublicMessageForm.tsx

@@ -1,35 +1,18 @@
 import { Button } from '@/components/ui/button'
-import {
+import { DialogFooter } from '@/components/ui/dialog'
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogFooter,
-  DialogHeader,
-  DialogTitle
-} from '@/components/ui/dialog'
-import {
-  Drawer,
-  DrawerContent,
-  DrawerFooter,
-  DrawerHeader,
-  DrawerTitle
-} from '@/components/ui/drawer'
 import { Textarea } from '@/components/ui/textarea'
 import { ExtendedKind } from '@/constants'
 import { createPublicMessageDraftEvent } from '@/lib/draft-event'
 import { createFakeEvent } from '@/lib/event'
-import { showSimplePublishSuccess } from '@/lib/publishing-feedback'
 import { LoginRequiredError } from '@/lib/nostr-errors'
 import { pubkeyToNpub } from '@/lib/pubkey'
+import { showSimplePublishSuccess } from '@/lib/publishing-feedback'
 import { cn } from '@/lib/utils'
 import { useNostr } from '@/providers/NostrProvider'
-import { useScreenSize } from '@/providers/ScreenSizeProvider'
 import { useEffect, useMemo, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
 import MarkdownArticle from '../Note/MarkdownArticle/MarkdownArticle'
-import UserAvatar from '../UserAvatar'
-import Username from '../Username'
 
 const TIP_NOTICE_DEFAULT_KEY = 'I just sent you a tip!'
 
@@ -38,32 +21,28 @@ function defaultTipNoticeMessage(recipientPubkey: string, tipText: string): stri
   return `nostr:${npub} ${tipText}`
 }
 
-export default function TipPublicMessagePrompt({
+export default function PublicMessageForm({
-  open,
+  recipientPubkey,
-  onOpenChange,
+  onBack,
-  recipientPubkey
+  onDone
 }: {
-  open: boolean
+  recipientPubkey: string
-  onOpenChange: (open: boolean) => void
+  onBack: () => void
-  recipientPubkey: string | null
+  onDone: () => void
 }) {
   const { t } = useTranslation()
-  const { isSmallScreen } = useScreenSize()
   const { publish, checkLogin, pubkey: selfPubkey } = useNostr()
   const [sending, setSending] = useState(false)
   const [message, setMessage] = useState('')
-  const cancelRef = useRef<HTMLButtonElement>(null)
   const textareaRef = useRef<HTMLTextAreaElement>(null)
 
   const tipText = t(TIP_NOTICE_DEFAULT_KEY)
 
   useEffect(() => {
-    if (!open || !recipientPubkey) return
     setMessage(defaultTipNoticeMessage(recipientPubkey, tipText))
-  }, [open, recipientPubkey, tipText])
+  }, [recipientPubkey, tipText])
 
   useEffect(() => {
-    if (!open) return
     const id = requestAnimationFrame(() => {
       textareaRef.current?.focus()
       textareaRef.current?.setSelectionRange(
@@ -72,10 +51,9 @@ export default function TipPublicMessagePrompt({
       )
     })
     return () => cancelAnimationFrame(id)
-  }, [open])
+  }, [])
 
   const previewEvent = useMemo(() => {
-    if (!recipientPubkey) return null
     return createFakeEvent({
       kind: ExtendedKind.PUBLIC_MESSAGE,
       pubkey: selfPubkey ?? '',
@@ -85,12 +63,11 @@ export default function TipPublicMessagePrompt({
   }, [message, recipientPubkey, selfPubkey])
 
   const handleSend = () => {
-    if (!recipientPubkey) return
     const trimmed = message.trim()
     if (!trimmed) return
     checkLogin(async () => {
       if (selfPubkey === recipientPubkey) {
-        onOpenChange(false)
+        onDone()
         return
       }
       setSending(true)
@@ -100,7 +77,7 @@ export default function TipPublicMessagePrompt({
         })
         await publish(draft, { disableFallbacks: true })
         showSimplePublishSuccess(t('Tip notice sent'))
-        onOpenChange(false)
+        onDone()
       } catch (error) {
         if (error instanceof LoginRequiredError) return
         toast.error(
@@ -114,9 +91,9 @@ export default function TipPublicMessagePrompt({
     })
   }
 
-  const body = (
+  return (
     <div className="min-w-0">
-      <p className="text-sm font-medium text-foreground">{t('Tip notice success only note')}</p>
+      <p className="text-sm text-muted-foreground">{t('Tip notice prompt description')}</p>
       <Textarea
         ref={textareaRef}
         value={message}
@@ -139,68 +116,14 @@ export default function TipPublicMessagePrompt({
           </div>
         </div>
       ) : null}
-    </div>
+      <DialogFooter className="mt-4 gap-2 sm:justify-end">
-  )
+        <Button type="button" variant="outline" onClick={onBack} disabled={sending}>
-
+          {t('Back')}
-  const actions = (
-    <>
-      <Button
-        ref={cancelRef}
-        type="button"
-        variant="default"
-        onClick={() => onOpenChange(false)}
-        disabled={sending}
-      >
-        {t('Cancel')}
         </Button>
-      <Button
+        <Button type="button" onClick={handleSend} disabled={sending || !message.trim()}>
-        type="button"
-        variant="outline"
-        onClick={handleSend}
-        disabled={sending || !recipientPubkey || !message.trim()}
-      >
           {t('Send')}
         </Button>
-    </>
+      </DialogFooter>
-  )
+    </div>
-
-  if (!recipientPubkey) return null
-
-  if (isSmallScreen) {
-    return (
-      <Drawer open={open} onOpenChange={onOpenChange}>
-        <DrawerContent className="min-w-0 overflow-hidden px-4 pb-6" onOpenAutoFocus={(e) => e.preventDefault()}>
-          <DrawerHeader>
-            <DrawerTitle className="flex min-w-0 items-center gap-2">
-              <span className="shrink-0">{t('Tip notice prompt title')}</span>
-              <UserAvatar size="small" userId={recipientPubkey} className="shrink-0" />
-              <Username userId={recipientPubkey} className="min-w-0 flex-1 truncate" />
-            </DrawerTitle>
-          </DrawerHeader>
-          <div className="px-0 pb-4">{body}</div>
-          <DrawerFooter className="flex-row justify-end gap-2 pt-2">{actions}</DrawerFooter>
-        </DrawerContent>
-      </Drawer>
-    )
-  }
-
-  return (
-    <Dialog open={open} onOpenChange={onOpenChange}>
-      <DialogContent
-        className="w-[calc(100vw-2rem)] max-w-lg min-w-0 overflow-hidden sm:max-w-lg"
-        onOpenAutoFocus={(e) => e.preventDefault()}
-      >
-        <DialogHeader className="min-w-0">
-          <DialogTitle className="flex min-w-0 items-center gap-2">
-            <span className="shrink-0">{t('Tip notice prompt title')}</span>
-            <UserAvatar size="small" userId={recipientPubkey} className="shrink-0" />
-            <Username userId={recipientPubkey} className="min-w-0 flex-1 truncate" />
-          </DialogTitle>
-          <DialogDescription>{t('Tip notice prompt description')}</DialogDescription>
-        </DialogHeader>
-        {body}
-        <DialogFooter className="gap-2 sm:gap-2">{actions}</DialogFooter>
-      </DialogContent>
-    </Dialog>
   )
 }

src/components/ZapDialog/SuperchatRequestForm.tsx

@@ -0,0 +1,129 @@
+import { Button } from '@/components/ui/button'
+import { DialogFooter } from '@/components/ui/dialog'
+import { Textarea } from '@/components/ui/textarea'
+import { ExtendedKind } from '@/constants'
+import { createPaymentNotificationDraftEvent } from '@/lib/draft-event'
+import { createFakeEvent } from '@/lib/event'
+import { parsePaytoTagType } from '@/lib/payto'
+import { LoginRequiredError } from '@/lib/nostr-errors'
+import { paymentNotificationReferenceTags, type PostPaymentContext } from '@/lib/post-payment-context'
+import { showSimplePublishSuccess } from '@/lib/publishing-feedback'
+import { cn } from '@/lib/utils'
+import { useNostr } from '@/providers/NostrProvider'
+import { useEffect, useMemo, useRef, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+import { toast } from 'sonner'
+import MarkdownArticle from '../Note/MarkdownArticle/MarkdownArticle'
+import SuperchatPaymentMethodLabel from '../Note/SuperchatPaymentMethodLabel'
+
+export default function SuperchatRequestForm({
+  recipientPubkey,
+  paymentContext,
+  onBack,
+  onDone
+}: {
+  recipientPubkey: string
+  paymentContext?: PostPaymentContext | null
+  onBack: () => void
+  onDone: () => void
+}) {
+  const { t } = useTranslation()
+  const { publish, checkLogin, pubkey: selfPubkey } = useNostr()
+  const [message, setMessage] = useState('')
+  const [sending, setSending] = useState(false)
+  const textareaRef = useRef<HTMLTextAreaElement>(null)
+
+  useEffect(() => {
+    const id = requestAnimationFrame(() => textareaRef.current?.focus())
+    return () => cancelAnimationFrame(id)
+  }, [])
+
+  const previewEvent = useMemo(() => {
+    const tags: string[][] = [['p', recipientPubkey]]
+    if (paymentContext?.amountMsat) {
+      tags.push(['amount', String(paymentContext.amountMsat)])
+    }
+    if (paymentContext?.payto) {
+      tags.push(['payto', paymentContext.payto])
+    }
+    tags.push(...paymentNotificationReferenceTags(paymentContext?.referencedEvent))
+    return createFakeEvent({
+      kind: ExtendedKind.PAYMENT_NOTIFICATION,
+      pubkey: selfPubkey ?? '',
+      content: message,
+      tags
+    })
+  }, [message, paymentContext, recipientPubkey, selfPubkey])
+
+  const handleSend = () => {
+    const trimmed = message.trim()
+    if (!trimmed) return
+    checkLogin(async () => {
+      setSending(true)
+      try {
+        const draft = await createPaymentNotificationDraftEvent(trimmed, recipientPubkey, {
+          amountMsat: paymentContext?.amountMsat,
+          payto: paymentContext?.payto,
+          referencedEvent: paymentContext?.referencedEvent,
+          addClientTag: true
+        })
+        await publish(draft, { disableFallbacks: true })
+        showSimplePublishSuccess(t('Superchat request sent'))
+        onDone()
+      } catch (error) {
+        if (error instanceof LoginRequiredError) return
+        toast.error(
+          t('Failed to send superchat request', {
+            error: error instanceof Error ? error.message : String(error)
+          })
+        )
+      } finally {
+        setSending(false)
+      }
+    })
+  }
+
+  const paytoType = paymentContext?.payto ? parsePaytoTagType(paymentContext.payto) : null
+
+  return (
+    <div className="min-w-0">
+      <p className="text-sm text-muted-foreground">{t('Superchat request prompt description')}</p>
+      {paytoType ? (
+        <div className="mt-3">
+          <SuperchatPaymentMethodLabel paytoType={paytoType} />
+        </div>
+      ) : null}
+      <Textarea
+        ref={textareaRef}
+        value={message}
+        onChange={(e) => setMessage(e.target.value)}
+        disabled={sending}
+        rows={5}
+        className="mt-3 min-h-[8rem] resize-y text-sm leading-relaxed"
+        aria-label={t('Superchat message')}
+        placeholder={t('Superchat message placeholder')}
+      />
+      {previewEvent && message.trim() ? (
+        <div className="mt-4 min-w-0">
+          <p className="text-xs font-medium text-muted-foreground">{t('Preview')}</p>
+          <div
+            className={cn(
+              'mt-1.5 max-h-48 min-w-0 overflow-y-auto overflow-x-hidden rounded-md border border-border',
+              'bg-muted/25 px-3 py-2'
+            )}
+          >
+            <MarkdownArticle event={previewEvent} hideMetadata lazyMedia={false} className="text-sm" />
+          </div>
+        </div>
+      ) : null}
+      <DialogFooter className="mt-4 gap-2 sm:justify-end">
+        <Button type="button" variant="outline" onClick={onBack} disabled={sending}>
+          {t('Back')}
+        </Button>
+        <Button type="button" onClick={handleSend} disabled={sending || !message.trim()}>
+          {t('Send superchat request')}
+        </Button>
+      </DialogFooter>
+    </div>
+  )
+}

src/components/ZapDialog/index.tsx

@@ -17,7 +17,6 @@ import {
 import { Input } from '@/components/ui/input'
 import { Skeleton } from '@/components/ui/skeleton'
 import { Label } from '@/components/ui/label'
-import { Switch } from '@/components/ui/switch'
 import { useNostr } from '@/providers/NostrProvider'
 import { useScreenSize } from '@/providers/ScreenSizeProvider'
 import { useZap } from '@/providers/ZapProvider'
@@ -31,6 +30,8 @@ import { NostrEvent } from 'nostr-tools'
 import { Dispatch, SetStateAction, useEffect, useMemo, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
+import { buildPostPaymentContext, type PostPaymentContext } from '@/lib/post-payment-context'
+import { buildPaytoUri } from '@/lib/payto'
 import {
   buildOrderedZapLightningAddresses,
   groupPaymentMethodsByDisplayType,
@@ -52,7 +53,7 @@ import {
   SelectTrigger,
   SelectValue
 } from '@/components/ui/select'
-import TipPublicMessagePrompt from './TipPublicMessagePrompt'
+import PostPaymentMessagePrompt from './PostPaymentMessagePrompt'
 import ZapSatsAmountInput from './ZapSatsAmountInput'
 import UserAvatar from '../UserAvatar'
 import Username from '../Username'
@@ -82,8 +83,15 @@ export default function ZapDialog({
   const { isSmallScreen } = useScreenSize()
   const drawerContentRef = useRef<HTMLDivElement | null>(null)
   const { pubkey: selfPubkey } = useNostr()
-  const [tipNoticeOpen, setTipNoticeOpen] = useState(false)
+  const [postPaymentOpen, setPostPaymentOpen] = useState(false)
-  const skipTipNoticeOnCloseRef = useRef(false)
+  const [postPaymentContext, setPostPaymentContext] = useState<PostPaymentContext | null>(null)
+
+  const openPostPaymentPrompt = (context?: PostPaymentContext | null) => {
+    if (selfPubkey && pubkey === selfPubkey) return
+    setPostPaymentContext(context ?? buildPostPaymentContext({ recipientPubkey: pubkey, referencedEvent: event }))
+    setPostPaymentOpen(true)
+    setOpen(false)
+  }
 
   const fetchedPayment = useRecipientZapPaymentData(pubkey, open)
   const recipientPayment = useMemo(
@@ -118,22 +126,7 @@ export default function ZapDialog({
       ? t('Send a Lightning payment to this user')
       : t('Send a payment to this user')
 
-  const maybeOfferTipNoticeOnClose = () => {
+  const handleZapDialogOpenChange: Dispatch<SetStateAction<boolean>> = setOpen
-    if (skipTipNoticeOnCloseRef.current) return
-    if (selfPubkey && pubkey === selfPubkey) return
-    setTipNoticeOpen(true)
-  }
-
-  const handleZapDialogOpenChange: Dispatch<SetStateAction<boolean>> = (next) => {
-    const willOpen = typeof next === 'function' ? next(open) : next
-    if (!willOpen) {
-      maybeOfferTipNoticeOnClose()
-      skipTipNoticeOnCloseRef.current = false
-    } else {
-      skipTipNoticeOnCloseRef.current = false
-    }
-    setOpen(next)
-  }
 
   useEffect(() => {
     const handleResize = () => {
@@ -192,19 +185,24 @@ export default function ZapDialog({
             recipientPayment={recipientPayment}
             lightningAddressOptions={lightningAddressOptions}
             canLightningZap={canLightningZap}
-            onBeforeZapDialogClose={
+            onPaymentFlowComplete={(_result, paymentDetails) => {
-              paymentsOnly
+              openPostPaymentPrompt(
-                ? undefined
+                buildPostPaymentContext({
-                : (withPublicReceipt) => {
+                  recipientPubkey: pubkey,
-                    if (withPublicReceipt) skipTipNoticeOnCloseRef.current = true
+                  amountMsat: paymentDetails?.amountMsat,
-                  }
+                  paytoUri: paymentDetails?.paytoUri,
-            }
+                  referencedEvent: event
+                })
+              )
+            }}
+            onPostPaymentRequest={openPostPaymentPrompt}
           />
         </DrawerContent>
-        <TipPublicMessagePrompt
+        <PostPaymentMessagePrompt
-          open={tipNoticeOpen}
+          open={postPaymentOpen}
-          onOpenChange={setTipNoticeOpen}
+          onOpenChange={setPostPaymentOpen}
           recipientPubkey={pubkey}
+          paymentContext={postPaymentContext}
         />
       </Drawer>
     )
@@ -232,20 +230,25 @@ export default function ZapDialog({
           recipientPayment={recipientPayment}
           lightningAddressOptions={lightningAddressOptions}
           canLightningZap={canLightningZap}
-          onBeforeZapDialogClose={
+          onPaymentFlowComplete={(_result, paymentDetails) => {
-            paymentsOnly
+            openPostPaymentPrompt(
-              ? undefined
+              buildPostPaymentContext({
-              : (withPublicReceipt) => {
+                recipientPubkey: pubkey,
-                  if (withPublicReceipt) skipTipNoticeOnCloseRef.current = true
+                amountMsat: paymentDetails?.amountMsat,
-                }
+                paytoUri: paymentDetails?.paytoUri,
-          }
+                referencedEvent: event
+              })
+            )
+          }}
+          onPostPaymentRequest={openPostPaymentPrompt}
         />
       </DialogContent>
     </Dialog>
-    <TipPublicMessagePrompt
+    <PostPaymentMessagePrompt
-      open={tipNoticeOpen}
+      open={postPaymentOpen}
-      onOpenChange={setTipNoticeOpen}
+      onOpenChange={setPostPaymentOpen}
       recipientPubkey={pubkey}
+      paymentContext={postPaymentContext}
     />
     </>
   )
@@ -261,7 +264,8 @@ function ZapDialogContent({
   recipientPayment,
   lightningAddressOptions,
   canLightningZap,
-  onBeforeZapDialogClose
+  onPaymentFlowComplete,
+  onPostPaymentRequest
 }: {
   open: boolean
   setOpen: Dispatch<SetStateAction<boolean>>
@@ -272,14 +276,16 @@ function ZapDialogContent({
   recipientPayment: RecipientZapPaymentData
   lightningAddressOptions: string[]
   canLightningZap: boolean
-  /** Runs before the zap dialog closes (e.g. after payment); skip tip notice if a public receipt was sent. */
+  onPaymentFlowComplete?: (
-  onBeforeZapDialogClose?: (withPublicReceipt: boolean) => void
+    result: import('@/services/lightning.service').PaymentFlowResult,
+    paymentDetails?: { amountMsat?: number; paytoUri?: string }
+  ) => void
+  onPostPaymentRequest?: (context: PostPaymentContext) => void
 }) {
   const { t, i18n } = useTranslation()
   const { pubkey } = useNostr()
   const paymentsOnly = !ZAP_SENDING_ENABLED
-  const { defaultZapSats, defaultZapComment, includePublicZapReceipt, updateIncludePublicZapReceipt } =
+  const { defaultZapSats, defaultZapComment } = useZap()
-    useZap()
 
   const allPaymentGroups = useMemo(() => {
     if (!paymentsOnly) return []
@@ -303,7 +309,9 @@ function ZapDialogContent({
           <PaymentMethodsSection
             groups={allPaymentGroups}
             recipientPubkey={recipient}
+            referencedEvent={event}
             offerTipNoticeOnClose={false}
+            onPostPaymentRequest={onPostPaymentRequest}
             title={t('Payment methods')}
             className="rounded-lg border border-border bg-muted/40 p-3 min-w-0"
           />
@@ -383,23 +391,24 @@ function ZapDialogContent({
         throw new Error('You need to be logged in to zap')
       }
       setZapping(true)
-      const closeZapDialog = () => {
+      const paytoUri = selectedLightning ? buildPaytoUri('lightning', selectedLightning) : undefined
-        onBeforeZapDialogClose?.(includePublicZapReceipt)
+      const paymentDetails = {
-        setOpen(false)
+        amountMsat: clampedSats * 1000,
+        paytoUri
       }
+      const closeZapDialog = () => setOpen(false)
       const zapResult = await lightning.zap(
         pubkey,
         event ?? recipient,
         clampedSats,
         comment,
         closeZapDialog,
-        includePublicZapReceipt,
+        (result) => onPaymentFlowComplete?.(result, paymentDetails),
         {
           address: selectedLightning || undefined,
           candidates: lightningAddressOptions.length > 0 ? lightningAddressOptions : undefined
         }
       )
-      // user canceled
       if (!zapResult) {
         return
       }
@@ -423,7 +432,9 @@ function ZapDialogContent({
           <PaymentMethodsSection
             groups={zapAlternativePayments.groups}
             recipientPubkey={recipient}
+            referencedEvent={event}
             offerTipNoticeOnClose={false}
+            onPostPaymentRequest={onPostPaymentRequest}
             title={t('Payment methods')}
             headerHelpText={
               zapAlternativePayments.showBitcoinOnChainHint
@@ -482,8 +493,9 @@ function ZapDialogContent({
 
         {/* Comment input */}
         <div className="px-4">
-          <Label htmlFor="comment">{t('zapComment')}</Label>
+          <Label htmlFor="comment">{t('Zap lnurl comment label')}</Label>
           <Input id="comment" value={comment} onChange={(e) => setComment(e.target.value)} />
+          <p className="mt-1 text-xs text-muted-foreground">{t('Zap lnurl comment hint')}</p>
         </div>
       </div>
 
@@ -491,19 +503,7 @@ function ZapDialogContent({
         className="space-y-3 border-t border-border bg-background px-4 pt-3"
         style={{ paddingBottom: 'max(0.75rem, env(safe-area-inset-bottom))' }}
       >
-        <div className="flex items-center justify-between gap-3">
+        <p className="text-xs leading-relaxed text-muted-foreground">{t('Zap superchat flow hint')}</p>
-          <Label htmlFor="zap-include-receipt" className="flex-1 cursor-pointer">
-            <div className="text-sm font-medium">{t('Include public zap receipt')}</div>
-            <div className="text-xs text-muted-foreground font-normal">
-              {t('When off, your zap may still succeed but a public receipt may not be published to relays')}
-            </div>
-          </Label>
-          <Switch
-            id="zap-include-receipt"
-            checked={includePublicZapReceipt}
-            onCheckedChange={updateIncludePublicZapReceipt}
-          />
-        </div>
 
         <div className="min-w-0 space-y-1.5">
           <Label
@@ -562,7 +562,9 @@ function ZapDialogContent({
           <PaymentMethodsSection
             groups={zapAlternativePayments.groups}
             recipientPubkey={recipient}
+            referencedEvent={event}
             offerTipNoticeOnClose={false}
+            onPostPaymentRequest={onPostPaymentRequest}
             title={t('Other payment methods')}
             headerHelpText={
               zapAlternativePayments.showBitcoinOnChainHint

src/constants.ts

@@ -552,6 +552,10 @@ export const ExtendedKind = {
   FOLLOW_SET: 30000,
   ZAP_REQUEST: 9734,
   ZAP_RECEIPT: 9735,
+  /** Payment Superchats: sender notifies recipient of a payto/zap payment (kind 9740). */
+  PAYMENT_NOTIFICATION: 9740,
+  /** Payment Superchats: recipient attests receipt of kind 9740 or 9735 (kind 9741). */
+  PAYMENT_ATTESTATION: 9741,
   PUBLICATION: 30040,
   WIKI_ARTICLE: 30818,
   /** NIP/spec document (Markdown) for relay publication instead of GitHub; kind 30817. */

src/hooks/useProfileWall.tsx

@@ -19,6 +19,7 @@ import {
   type ResolvedProfileBadge
 } from '@/lib/nip58-profile-badges'
 import { isDirectProfileWallComment } from '@/lib/profile-wall-comments'
+import { filterAttestedProfileWallSuperchats, isProfileWallPaymentNotification } from '@/lib/superchat'
 import { isValidPubkey, userIdToPubkey } from '@/lib/pubkey'
 import { normalizeAnyRelayUrl } from '@/lib/url'
 import { useFavoriteRelays } from '@/providers/FavoriteRelaysProvider'
@@ -77,7 +78,10 @@ async function fetchBadgeDefinitionOnRelays(
 }
 
 const CACHE_DURATION = 5 * 60 * 1000
-const wallCacheByKey = new Map<string, { badges: ResolvedProfileBadge[]; comments: Event[]; lastUpdated: number }>()
+const wallCacheByKey = new Map<
+  string,
+  { badges: ResolvedProfileBadge[]; comments: Event[]; superchats: Event[]; lastUpdated: number }
+>()
 
 const wallRefreshListenersByPubkey = new Map<string, Set<() => void>>()
 
@@ -120,6 +124,7 @@ export function useProfileWall(pubkey: string, profileEventId: string | undefine
     hasUsefulWallCache ? cached!.badges : []
   )
   const [comments, setComments] = useState<Event[]>(hasUsefulWallCache ? cached!.comments : [])
+  const [superchats, setSuperchats] = useState<Event[]>(hasUsefulWallCache ? (cached!.superchats ?? []) : [])
   const [isLoading, setIsLoading] = useState(!hasUsefulWallCache)
   const [refreshToken, setRefreshToken] = useState(0)
 
@@ -220,6 +225,7 @@ export function useProfileWall(pubkey: string, profileEventId: string | undefine
         if (runGen === runGenRef.current) {
           setBadges((prev) => (prev === mem.badges ? prev : mem.badges))
           setComments((prev) => (prev === mem.comments ? prev : mem.comments))
+          setSuperchats((prev) => (prev === (mem.superchats ?? []) ? prev : (mem.superchats ?? [])))
           setIsLoading((prev) => (prev ? false : prev))
         }
         return
@@ -249,7 +255,7 @@ export function useProfileWall(pubkey: string, profileEventId: string | undefine
           authorRl,
           false,
           false,
-          [ExtendedKind.COMMENT, ExtendedKind.PROFILE_BADGES_LIST, ExtendedKind.BADGE_DEFINITION],
+          [ExtendedKind.COMMENT, ExtendedKind.PROFILE_BADGES_LIST, ExtendedKind.BADGE_DEFINITION, ExtendedKind.PAYMENT_NOTIFICATION, ExtendedKind.PAYMENT_ATTESTATION],
           useGlobalRelayBootstrapRef.current
         )
 
@@ -293,14 +299,19 @@ export function useProfileWall(pubkey: string, profileEventId: string | undefine
         }
         setIsLoading(false)
 
-        // --- Wall comments (kind 1111): after badges so payment UI is not blocked ---
+        // --- Wall comments (kind 1111) and attested superchats (kind 9740) ---
         let wallComments: Event[] = []
+        let wallSuperchats: Event[] = []
         const profileId = profileEventId?.trim().toLowerCase()
         if (profileId && /^[0-9a-f]{64}$/.test(profileId) && relayUrls.length > 0) {
           const profileCoord = getReplaceableCoordinate(kinds.Metadata, pkNorm, '')
           const filters: Filter[] = [
             { kinds: [ExtendedKind.COMMENT], '#e': [profileId], limit: 200 },
-            { kinds: [ExtendedKind.COMMENT], '#a': [profileCoord], limit: 200 }
+            { kinds: [ExtendedKind.COMMENT], '#a': [profileCoord], limit: 200 },
+            { kinds: [ExtendedKind.PAYMENT_NOTIFICATION], '#p': [pkNorm], limit: 200 },
+            { kinds: [ExtendedKind.PAYMENT_NOTIFICATION], '#e': [profileId], limit: 200 },
+            { kinds: [ExtendedKind.PAYMENT_NOTIFICATION], '#a': [profileCoord], limit: 200 },
+            { kinds: [ExtendedKind.PAYMENT_ATTESTATION], authors: [pkNorm], limit: 500 }
           ]
           const pool = new Map<string, Event>()
           try {
@@ -324,18 +335,37 @@ export function useProfileWall(pubkey: string, profileEventId: string | undefine
           wallComments = [...pool.values()]
             .filter(
               (e) =>
+                e.kind === ExtendedKind.COMMENT &&
                 !isEventDeletedRef.current(e) &&
                 isDirectProfileWallComment(e, profileId, pkNorm)
             )
             .sort((a, b) => b.created_at - a.created_at)
+
+          const paymentNotifications = [...pool.values()].filter(
+            (e) =>
+              e.kind === ExtendedKind.PAYMENT_NOTIFICATION &&
+              !isEventDeletedRef.current(e) &&
+              isProfileWallPaymentNotification(e, pkNorm, profileId)
+          )
+          const attestations = [...pool.values()].filter(
+            (e) => e.kind === ExtendedKind.PAYMENT_ATTESTATION
+          )
+          wallSuperchats = filterAttestedProfileWallSuperchats(
+            paymentNotifications,
+            attestations,
+            pkNorm,
+            profileId
+          )
         }
 
         if (cancelled) return
         setComments(wallComments)
-        if (resolvedBadges.length > 0 || wallComments.length > 0) {
+        setSuperchats(wallSuperchats)
+        if (resolvedBadges.length > 0 || wallComments.length > 0 || wallSuperchats.length > 0) {
           wallCacheByKey.set(cacheKey, {
             badges: resolvedBadges,
             comments: wallComments,
+            superchats: wallSuperchats,
             lastUpdated: Date.now()
           })
         } else {
@@ -357,5 +387,5 @@ export function useProfileWall(pubkey: string, profileEventId: string | undefine
     scheduleManualWallRefetch()
   }, [scheduleManualWallRefetch])
 
-  return { badges, comments, isLoading, refresh }
+  return { badges, comments, superchats, isLoading, refresh }
 }

src/i18n/locales/en.ts

@@ -194,6 +194,37 @@ export default {
     "Tips above 10k sats can use Bitcoin on-chain.": "Tips above 10k sats can use Bitcoin on-chain.",
     "Zap dialog other payment hint": "Tap a link to open PayPal or copy an address. Lightning tips use the button below.",
     "Tip notice prompt title": "Let them know?",
+    "Send them a message": "Send them a message",
+    "Post payment prompt label": "If you have successfully completed a payment, you can:",
+    "Send them a public message": "Send them a public message",
+    "Post payment public message hint":
+      "This is not encrypted, but it goes to their notifications, instead of the feeds.",
+    "Request a superchat": "Request a superchat",
+    "Post payment superchat hint":
+      "This sends an unencrypted payment notification to them, which can appear as a superchat in the related thread or wall, if they attest to receiving the payment.",
+    "Superchat request prompt description":
+      "Publish a payment notification (kind 9740). The recipient can attest to receiving your payment so this message may appear as a superchat.",
+    "Superchat message": "Superchat message",
+    "Superchat message placeholder": "Thank you for this post!",
+    "Send superchat request": "Send superchat request",
+    "Superchat request sent": "Superchat request sent",
+    "Failed to send superchat request": "Failed to send superchat request: {{error}}",
+    "Superchat": "Superchat",
+    "Superchats": "Superchats",
+    "Profile wall superchats": "Profile wall superchats",
+    "Invalid superchat": "Invalid superchat",
+    "Superchat thread": "View thread",
+    "Superchat profile": "View profile",
+    "View thread": "View thread",
+    "View profile": "View profile",
+    "to": "to",
+    "Payment target": "Payment target",
+    "Zap lnurl comment label": "Wallet comment (optional)",
+    "Zap lnurl comment hint": "Shown on the Lightning invoice only. To appear in a thread, request a superchat after paying.",
+    "Zap superchat flow hint":
+      "After you pay, you can send a kind 24 public message or request a superchat. Superchats use kind 9740; the recipient attests receipt before they appear in threads.",
+    "Zap superchat wallet hint":
+      "After paying, you can send a public message or request a superchat so the recipient can attest your payment.",
     "Tip notice success only note": "Only if you already sent a tip successfully (Lightning or another payment method).",
     "Tip notice prompt description": "Send a public message (kind 24) so they know you tipped.",
     "I just sent you a tip!": "I just sent you a tip!",
@@ -1330,6 +1361,7 @@ export default {
     "Submit Relay": "Submit Relay",
     Homepage: "Homepage",
     "Proof of Work (difficulty {{minPow}})": "Proof of Work (difficulty {{minPow}})",
+    "POW: difficulty {{difficulty}}": "POW: difficulty {{difficulty}}",
     "via {{client}}": "via {{client}}",
     "Auto-load media": "Auto-load media",
     Always: "Always",

src/lib/composer-extra-tags.test.ts

@@ -1,21 +1,28 @@
 import { describe, expect, it } from 'vitest'
 import {
+  composerTagRowFromNostrTag,
   normalizeComposerExtraTags,
   parseComposerTagValuesInput,
   type ComposerExtraTagRow
 } from './composer-extra-tags'
 
-function row(tag: string[]): ComposerExtraTagRow {
+function row(name: string, valuesRaw = ''): ComposerExtraTagRow {
-  return { id: '1', tag }
+  return { id: '1', name, valuesRaw }
 }
 
 describe('normalizeComposerExtraTags', () => {
   it('drops rows without a tag name', () => {
-    expect(normalizeComposerExtraTags([row(['', 'x']), row(['t', 'a'])])).toEqual([['t', 'a']])
+    expect(normalizeComposerExtraTags([row('', 'x'), row('t', 'a')])).toEqual([['t', 'a']])
   })
 
   it('trims tag name and values', () => {
-    expect(normalizeComposerExtraTags([row(['  k  ', ' 1 ', '2 '])])).toEqual([['k', '1', '2']])
+    expect(normalizeComposerExtraTags([row('  k  ', ' 1 \n2 ')])).toEqual([['k', '1', '2']])
+  })
+
+  it('builds from nostr tag arrays', () => {
+    expect(normalizeComposerExtraTags([composerTagRowFromNostrTag(['t', 'a', 'b'])])).toEqual([
+      ['t', 'a', 'b']
+    ])
   })
 })
 
@@ -24,3 +31,11 @@ describe('parseComposerTagValuesInput', () => {
     expect(parseComposerTagValuesInput('a\n\n b \n')).toEqual(['a', 'b'])
   })
 })
+
+describe('composerTagRowFromNostrTag', () => {
+  it('preserves multiline values in raw form', () => {
+    const editable = composerTagRowFromNostrTag(['summary', 'line one', 'line two'])
+    expect(editable.name).toBe('summary')
+    expect(editable.valuesRaw).toBe('line one\nline two')
+  })
+})

src/lib/composer-extra-tags.ts

@@ -1,18 +1,33 @@
-export type ComposerExtraTagRow = { id: string; tag: string[] }
+export type ComposerExtraTagRow = {
+  id: string
+  name: string
+  /** Raw textarea content; parsed only when exporting tags. */
+  valuesRaw: string
+}
+
+export function newComposerTagRow(): ComposerExtraTagRow {
+  return { id: crypto.randomUUID(), name: '', valuesRaw: '' }
+}
 
-export function newComposerTagRow(tag: string[] = ['', '']): ComposerExtraTagRow {
+export function composerTagRowFromNostrTag(tag: string[]): ComposerExtraTagRow {
-  return { id: crypto.randomUUID(), tag: [...tag] }
+  return {
+    id: crypto.randomUUID(),
+    name: String(tag[0] ?? ''),
+    valuesRaw: formatComposerTagValuesInput(tag)
+  }
 }
 
 /** Normalize user rows into valid Nostr tag arrays (non-empty tag name). */
 export function normalizeComposerExtraTags(rows: ComposerExtraTagRow[]): string[][] {
   return rows
-    .map((row) => row.tag)
+    .filter((row) => row.name.trim())
-    .filter((tag) => Array.isArray(tag) && String(tag[0] ?? '').trim())
+    .map((row) => {
-    .map((tag) => [String(tag[0]).trim(), ...tag.slice(1).map((v) => String(v ?? '').trim())])
+      const vals = parseComposerTagValuesInput(row.valuesRaw)
+      return [row.name.trim(), ...vals]
+    })
 }
 
-/** Join tag[1..] for a single-line editor (commas in values are preserved via multiline instead). */
+/** Join tag[1..] for the values textarea (one value per line). */
 export function formatComposerTagValuesInput(tag: string[]): string {
   return tag.slice(1).join('\n')
 }

src/lib/draft-event.ts

@@ -551,6 +551,48 @@ export async function createPublicMessageDraftEvent(
   return setDraftEventCache(baseDraft)
 }
 
+export async function createPaymentNotificationDraftEvent(
+  content: string,
+  recipientPubkey: string,
+  options: {
+    amountMsat?: number
+    payto?: string
+    referencedEvent?: Event
+    addClientTag?: boolean
+  } = {}
+): Promise<TDraftEvent> {
+  const trimmed = content.trim()
+  const { content: transformedEmojisContent, emojiTags } = transformCustomEmojisInContent(trimmed)
+  const hashtags = extractHashtags(transformedEmojisContent)
+
+  const tags = emojiTags.concat(hashtags.map((hashtag) => buildTTag(hashtag)))
+  tags.push(buildPTag(recipientPubkey))
+
+  if (options.amountMsat != null && options.amountMsat > 0) {
+    tags.push(['amount', String(Math.round(options.amountMsat))])
+  }
+  if (options.payto?.trim()) {
+    tags.push(['payto', options.payto.trim()])
+  }
+
+  if (options.referencedEvent) {
+    if (isReplaceableEvent(options.referencedEvent.kind)) {
+      tags.push(buildATag(options.referencedEvent))
+    } else {
+      tags.push(buildETag(options.referencedEvent.id, options.referencedEvent.pubkey))
+    }
+    tags.push(['k', String(options.referencedEvent.kind)])
+  }
+
+  const baseDraft = {
+    kind: ExtendedKind.PAYMENT_NOTIFICATION,
+    content: transformedEmojisContent,
+    tags
+  }
+
+  return setDraftEventCache(baseDraft)
+}
+
 const SECONDS_PER_DAY = 86400
 
 /**

src/lib/event-pow.test.ts

@@ -1,6 +1,10 @@
 import { describe, expect, it } from 'vitest'
 import { getPow } from 'nostr-tools/nip13'
 import { minePow } from '@/lib/event'
+import {
+  getEventNoncePowDifficulty,
+  isEventNoncePowVerified
+} from '@/lib/event-pow'
 
 describe('minePow', () => {
   it('uses NIP-13 nonce tag and meets requested difficulty', async () => {
@@ -17,3 +21,75 @@ describe('minePow', () => {
     expect(getPow(mined.id)).toBeGreaterThanOrEqual(1)
   })
 })
+
+describe('getEventNoncePowDifficulty', () => {
+  it('reads difficulty from the first verified nonce tag only', async () => {
+    const unsigned = {
+      kind: 1,
+      content: 'pow test',
+      tags: [] as string[][],
+      created_at: 1_700_000_000,
+      pubkey: 'a'.repeat(64)
+    }
+    const mined = await minePow(unsigned, 12)
+    const withExtra = {
+      ...mined,
+      tags: [
+        ...mined.tags,
+        ['nonce', '999', '99'],
+        ['p', 'b'.repeat(64)]
+      ] as string[][]
+    }
+    expect(getEventNoncePowDifficulty(mined)).toBe(12)
+    expect(isEventNoncePowVerified(mined)).toBe(true)
+    expect(getEventNoncePowDifficulty(withExtra)).toBe(12)
+  })
+
+  it('returns null when no nonce tag', () => {
+    expect(
+      getEventNoncePowDifficulty({
+        id: 'e'.repeat(64),
+        tags: []
+      })
+    ).toBeNull()
+  })
+
+  it('rejects nonce tag when event id does not meet committed difficulty', async () => {
+    const unsigned = {
+      kind: 1,
+      content: 'pow test',
+      tags: [] as string[][],
+      created_at: 1_700_000_000,
+      pubkey: 'a'.repeat(64)
+    }
+    const mined = await minePow(unsigned, 5)
+    const nonce = mined.tags.find((t) => t[0] === 'nonce')!
+    const forged = {
+      ...mined,
+      tags: [['nonce', nonce[1]!, '99']] as string[][]
+    }
+    expect(getPow(forged.id)).toBeLessThan(99)
+    expect(getEventNoncePowDifficulty(forged)).toBeNull()
+    expect(isEventNoncePowVerified(forged)).toBe(false)
+  })
+
+  it('rejects nonce tag without a nonce value', () => {
+    expect(
+      getEventNoncePowDifficulty({
+        id: '00000' + 'e'.repeat(59),
+        tags: [['nonce', '', '20']]
+      })
+    ).toBeNull()
+  })
+
+  it('accepts when id exceeds committed difficulty (lucky hash)', () => {
+    const id = '00000' + 'f'.repeat(59)
+    expect(getPow(id)).toBeGreaterThanOrEqual(20)
+    expect(
+      getEventNoncePowDifficulty({
+        id,
+        tags: [['nonce', '1', '20']]
+      })
+    ).toBe(20)
+  })
+})

src/lib/event-pow.ts

@@ -0,0 +1,34 @@
+import { getPow } from 'nostr-tools/nip13'
+import type { Event } from 'nostr-tools'
+
+/** Fields required for NIP-13 PoW verification (id + tags). */
+export type PowVerifiableEvent = Pick<Event, 'id' | 'tags'>
+
+function parseFirstNonceTag(event: PowVerifiableEvent): { nonce: string; difficulty: number } | null {
+  for (const tag of event.tags) {
+    if (tag[0] !== 'nonce') continue
+    const nonce = tag[1]?.trim()
+    const difficulty = parseInt(String(tag[2] ?? ''), 10)
+    if (!nonce || !Number.isFinite(difficulty) || difficulty <= 0) return null
+    return { nonce, difficulty }
+  }
+  return null
+}
+
+/** Whether the event id meets the committed difficulty in its first `nonce` tag (NIP-13). */
+export function isEventNoncePowVerified(event: PowVerifiableEvent): boolean {
+  const parsed = parseFirstNonceTag(event)
+  if (!parsed) return false
+  return getPow(event.id) >= parsed.difficulty
+}
+
+/**
+ * Committed PoW difficulty from the first `nonce` tag, or null if missing or not verified
+ * against the event id (NIP-13).
+ */
+export function getEventNoncePowDifficulty(event: PowVerifiableEvent): number | null {
+  const parsed = parseFirstNonceTag(event)
+  if (!parsed) return null
+  if (getPow(event.id) < parsed.difficulty) return null
+  return parsed.difficulty
+}

src/lib/event.ts

@@ -6,7 +6,7 @@ import { urlIsNonLocalForRemoteViewer } from '@/lib/relay-list-sanitize'
 import client from '@/services/client.service'
 import { TImetaInfo } from '@/types'
 import { LRUCache } from 'lru-cache'
-import { Event, getEventHash, kinds, nip19, UnsignedEvent } from 'nostr-tools'
+import { Event, kinds, nip19, UnsignedEvent } from 'nostr-tools'
 import { minePow as nip13MinePow } from 'nostr-tools/nip13'
 import { hexPubkeysEqual, normalizeHexPubkey } from './pubkey'
 import {
@@ -135,9 +135,9 @@ export function isReplyNoteEvent(event: Event) {
     return true
   }
 
-  // Zap receipts are considered replies if they have an 'e' tag (zapping a note) or 'a' tag (zapping an addressable event)
+  // Zap receipts and payment notifications are thread replies when they reference a note or addressable event.
-  if (event.kind === kinds.Zap) {
+  if (event.kind === kinds.Zap || event.kind === ExtendedKind.PAYMENT_NOTIFICATION) {
-    return event.tags.some(tag => tag[0] === 'e' || tag[0] === 'a')
+    return event.tags.some((tag) => tag[0] === 'e' || tag[0] === 'a')
   }
 
   if (event.kind !== kinds.ShortTextNote) return false

src/lib/kind-description.ts

@@ -82,6 +82,10 @@ export function getKindDescription(
       return { number: 9734, description: 'Zap request' }
     case ExtendedKind.ZAP_RECEIPT:
       return { number: 9735, description: 'Zap receipt' }
+    case ExtendedKind.PAYMENT_NOTIFICATION:
+      return { number: 9740, description: 'Payment notification' }
+    case ExtendedKind.PAYMENT_ATTESTATION:
+      return { number: 9741, description: 'Payment attestation' }
     case ExtendedKind.RELAY_REVIEW:
       return { number: 31987, description: 'Relay review' }
     case ExtendedKind.PUBLICATION:

src/lib/note-renderable-kinds.ts

@@ -16,6 +16,7 @@ const RENDERABLE_NOTE_KINDS = new Set<number>([
   ExtendedKind.PUBLIC_MESSAGE,
   ExtendedKind.ZAP_REQUEST,
   ExtendedKind.ZAP_RECEIPT,
+  ExtendedKind.PAYMENT_NOTIFICATION,
   ExtendedKind.PUBLICATION_CONTENT,
   ExtendedKind.FOLLOW_PACK,
   ExtendedKind.CITATION_INTERNAL,

src/lib/payto.ts

@@ -63,6 +63,19 @@ export function buildPaytoUri(type: string, authority: string): string {
   return `payto://${t}/${a}`
 }
 
+/** Kind 9740 `payto` tag: scheme prefix stripped (e.g. `lightning/user%40domain`). */
+export function formatPaytoTagValue(paytoUriOrPath: string): string {
+  return paytoUriOrPath.trim().replace(/^payto:\/\//i, '')
+}
+
+/** Payto type from a kind-9740 `payto` tag value (segment before the first `/`). */
+export function parsePaytoTagType(paytoTagValue: string): string {
+  const trimmed = paytoTagValue.trim()
+  const slash = trimmed.indexOf('/')
+  const raw = slash <= 0 ? trimmed : trimmed.slice(0, slash)
+  return getCanonicalPaytoType(raw)
+}
+
 export {
   flattenPaytoLinkChildText,
   formatPaytoLinkDisplayText,

src/lib/post-payment-context.ts

@@ -0,0 +1,55 @@
+import { buildPaytoUri, formatPaytoTagValue } from '@/lib/payto'
+import { buildATag, buildETag } from '@/lib/draft-event'
+import { isReplaceableEvent } from '@/lib/event'
+import { NostrEvent } from 'nostr-tools'
+
+export type PostPaymentContext = {
+  recipientPubkey: string
+  /** Payment amount in millisats. */
+  amountMsat?: number
+  /** payto tag value without the `payto://` prefix. */
+  payto?: string
+  /** Thread or wall reference for superchat placement. */
+  referencedEvent?: NostrEvent
+}
+
+export function buildPostPaymentContext(params: {
+  recipientPubkey: string
+  amountMsat?: number
+  /** Preformatted kind-9740 payto tag value. */
+  payto?: string
+  paytoUri?: string
+  paytoType?: string
+  paytoAuthority?: string
+  referencedEvent?: NostrEvent
+}): PostPaymentContext {
+  const payto =
+    params.payto ??
+    (params.paytoUri != null
+      ? formatPaytoTagValue(params.paytoUri)
+      : params.paytoType && params.paytoAuthority
+        ? formatPaytoTagValue(buildPaytoUri(params.paytoType, params.paytoAuthority))
+        : undefined)
+
+  return {
+    recipientPubkey: params.recipientPubkey,
+    amountMsat: params.amountMsat,
+    payto,
+    referencedEvent: params.referencedEvent
+  }
+}
+
+export function paymentNotificationReferenceTags(
+  referencedEvent?: NostrEvent
+): string[][] {
+  if (!referencedEvent) return []
+
+  const tags: string[][] = []
+  if (isReplaceableEvent(referencedEvent.kind)) {
+    tags.push(buildATag(referencedEvent))
+  } else {
+    tags.push(buildETag(referencedEvent.id, referencedEvent.pubkey))
+  }
+  tags.push(['k', String(referencedEvent.kind)])
+  return tags
+}

src/lib/superchat.test.ts

@@ -0,0 +1,229 @@
+import { describe, expect, it } from 'vitest'
+import { ExtendedKind } from '@/constants'
+import {
+  buildAttestedPaymentIdSet,
+  filterAttestedProfileWallSuperchats,
+  getPaymentNotificationInfo,
+  getSuperchatPaytoType,
+  getSuperchatReferenceFetchId,
+  isProfileWallPaymentNotification,
+  partitionAttestedSuperchats
+} from '@/lib/superchat'
+import { parsePaytoTagType } from '@/lib/payto'
+import { kinds, type Event } from 'nostr-tools'
+
+const RECIPIENT = 'a'.repeat(64)
+const SENDER = 'b'.repeat(64)
+const ZAP_ID = 'c'.repeat(64)
+const PAYMENT_ID = 'd'.repeat(64)
+
+function fakeEvent(partial: Partial<Event> & Pick<Event, 'kind' | 'tags'>): Event {
+  return {
+    id: partial.id ?? 'e'.repeat(64),
+    pubkey: partial.pubkey ?? SENDER,
+    created_at: partial.created_at ?? 1_700_000_000,
+    kind: partial.kind,
+    tags: partial.tags,
+    content: partial.content ?? '',
+    sig: partial.sig ?? ''
+  }
+}
+
+describe('buildAttestedPaymentIdSet', () => {
+  it('collects attested zap and payment notification ids from recipient', () => {
+    const attestations = [
+      fakeEvent({
+        kind: ExtendedKind.PAYMENT_ATTESTATION,
+        pubkey: RECIPIENT,
+        tags: [
+          ['e', ZAP_ID],
+          ['k', '9735']
+        ]
+      }),
+      fakeEvent({
+        kind: ExtendedKind.PAYMENT_ATTESTATION,
+        pubkey: RECIPIENT,
+        tags: [
+          ['e', PAYMENT_ID],
+          ['k', '9740']
+        ]
+      }),
+      fakeEvent({
+        kind: ExtendedKind.PAYMENT_ATTESTATION,
+        pubkey: SENDER,
+        tags: [
+          ['e', ZAP_ID],
+          ['k', '9735']
+        ]
+      })
+    ]
+    const ids = buildAttestedPaymentIdSet(attestations, RECIPIENT)
+    expect(ids.has(ZAP_ID)).toBe(true)
+    expect(ids.has(PAYMENT_ID)).toBe(true)
+    expect(ids.size).toBe(2)
+  })
+})
+
+describe('partitionAttestedSuperchats', () => {
+  it('drops unattested zaps and keeps attested zaps and payment notifications', () => {
+    const attested = new Set([ZAP_ID, PAYMENT_ID])
+    const zapAttested = fakeEvent({
+      id: ZAP_ID,
+      kind: kinds.Zap,
+      tags: [
+        ['P', SENDER],
+        ['p', RECIPIENT],
+        ['bolt11', 'lnbc210n1p0fake'],
+        [
+          'description',
+          JSON.stringify({
+            pubkey: SENDER,
+            content: 'Zap!',
+            tags: [['p', RECIPIENT], ['amount', '21000']]
+          })
+        ]
+      ]
+    })
+    const zapUnattested = fakeEvent({
+      id: 'f'.repeat(64),
+      kind: kinds.Zap,
+      tags: [
+        ['P', SENDER],
+        ['p', RECIPIENT],
+        ['amount', '42000'],
+        ['bolt11', 'lnbc2']
+      ]
+    })
+    const payment = fakeEvent({
+      id: PAYMENT_ID,
+      kind: ExtendedKind.PAYMENT_NOTIFICATION,
+      content: 'Thanks!',
+      tags: [
+        ['p', RECIPIENT],
+        ['amount', '100000']
+      ]
+    })
+    const comment = fakeEvent({
+      id: '1'.repeat(64),
+      kind: ExtendedKind.COMMENT,
+      tags: [['e', '2'.repeat(64)]]
+    })
+
+    const { superchats, rest } = partitionAttestedSuperchats(
+      [zapAttested, zapUnattested, payment, comment],
+      attested,
+      1
+    )
+
+    expect(superchats.map((e) => e.id)).toEqual([payment.id, zapAttested.id])
+    expect(rest).toEqual([comment])
+  })
+})
+
+describe('getPaymentNotificationInfo', () => {
+  it('uses only the first p, e, and a tags', () => {
+    const evt = fakeEvent({
+      kind: ExtendedKind.PAYMENT_NOTIFICATION,
+      tags: [
+        ['p', RECIPIENT],
+        ['p', SENDER],
+        ['e', '1'.repeat(64)],
+        ['e', '2'.repeat(64)],
+        ['a', '30023:' + RECIPIENT + ':'],
+        ['a', '30023:' + SENDER + ':'],
+        ['payto', 'monero/primary'],
+        ['payto', 'lightning/user'],
+        ['amount', '100000'],
+        ['amount', '200000']
+      ]
+    })
+    const info = getPaymentNotificationInfo(evt)
+    expect(info?.recipientPubkey).toBe(RECIPIENT)
+    expect(info?.referencedEventId).toBe('1'.repeat(64))
+    expect(info?.referencedCoordinate).toBe('30023:' + RECIPIENT + ':')
+    expect(info?.payto).toBe('monero/primary')
+    expect(info?.amountSats).toBe(100)
+  })
+})
+
+describe('getSuperchatPaytoType', () => {
+  it('returns lightning for zap receipts', () => {
+    const zap = fakeEvent({ kind: kinds.Zap, tags: [['p', RECIPIENT]] })
+    expect(getSuperchatPaytoType(zap)).toBe('lightning')
+  })
+
+  it('parses payto type from payment notification', () => {
+    const evt = fakeEvent({
+      kind: ExtendedKind.PAYMENT_NOTIFICATION,
+      tags: [
+        ['p', RECIPIENT],
+        ['payto', 'geyser/project123']
+      ]
+    })
+    expect(getSuperchatPaytoType(evt)).toBe('geyser')
+    expect(parsePaytoTagType('lightning/user%40example.com')).toBe('lightning')
+  })
+})
+
+describe('getSuperchatReferenceFetchId', () => {
+  it('prefers event id over coordinate', () => {
+    const info = {
+      senderPubkey: SENDER,
+      recipientPubkey: RECIPIENT,
+      amountSats: 0,
+      referencedEventId: '1'.repeat(64),
+      referencedCoordinate: `30023:${RECIPIENT}:article`
+    }
+    expect(getSuperchatReferenceFetchId(info)).toBe('1'.repeat(64))
+  })
+
+  it('returns naddr for replaceable coordinate when no e tag', () => {
+    const info = {
+      senderPubkey: SENDER,
+      recipientPubkey: RECIPIENT,
+      amountSats: 0,
+      referencedCoordinate: `30023:${RECIPIENT}:my-article`
+    }
+    const id = getSuperchatReferenceFetchId(info)
+    expect(id).toBeTruthy()
+    expect(id).toMatch(/^naddr1/)
+  })
+})
+
+describe('profile wall payment notifications', () => {
+  it('accepts profile-only 9740 without thread reference', () => {
+    const evt = fakeEvent({
+      kind: ExtendedKind.PAYMENT_NOTIFICATION,
+      tags: [
+        ['p', RECIPIENT],
+        ['amount', '50000']
+      ]
+    })
+    expect(isProfileWallPaymentNotification(evt, RECIPIENT)).toBe(true)
+    expect(getPaymentNotificationInfo(evt)?.amountSats).toBe(50)
+  })
+
+  it('filters to attested profile wall superchats', () => {
+    const paymentId = PAYMENT_ID
+    const payment = fakeEvent({
+      id: paymentId,
+      kind: ExtendedKind.PAYMENT_NOTIFICATION,
+      content: 'Wall tip',
+      tags: [
+        ['p', RECIPIENT],
+        ['amount', '21000']
+      ]
+    })
+    const attestation = fakeEvent({
+      kind: ExtendedKind.PAYMENT_ATTESTATION,
+      pubkey: RECIPIENT,
+      tags: [
+        ['e', paymentId],
+        ['k', '9740']
+      ]
+    })
+    const out = filterAttestedProfileWallSuperchats([payment], [attestation], RECIPIENT)
+    expect(out).toHaveLength(1)
+    expect(out[0]!.id).toBe(paymentId)
+  })
+})

src/lib/superchat.ts

@@ -0,0 +1,212 @@
+import { ExtendedKind } from '@/constants'
+import { getZapInfoFromEvent } from '@/lib/event-metadata'
+import {
+  getReplaceableCoordinate,
+  normalizeReplaceableCoordinateString
+} from '@/lib/event'
+import { parsePaytoTagType } from '@/lib/payto'
+import { generateBech32IdFromATag } from '@/lib/tag'
+import { Event, kinds } from 'nostr-tools'
+
+export const PAYMENT_ATTESTATION_TARGET_KINDS = new Set(['9735', '9740'])
+
+export type PaymentNotificationInfo = {
+  senderPubkey: string
+  recipientPubkey: string
+  amountSats: number
+  payto?: string
+  comment?: string
+  referencedEventId?: string
+  referencedCoordinate?: string
+}
+
+/** First matching tag value only (duplicate `p` / `e` / `a` tags are ignored). */
+function firstTagValue(tags: string[][], names: readonly string[]): string | undefined {
+  for (const tag of tags) {
+    const name = tag[0]
+    const value = tag[1]?.trim()
+    if (value && names.includes(name)) return value
+  }
+  return undefined
+}
+
+export function getPaymentAttestationTargetId(attestation: Event): string | undefined {
+  if (attestation.kind !== ExtendedKind.PAYMENT_ATTESTATION) return undefined
+  const tag = attestation.tags.find(([name]) => name === 'e' || name === 'E')
+  const id = tag?.[1]?.trim().toLowerCase()
+  return id && /^[0-9a-f]{64}$/.test(id) ? id : undefined
+}
+
+export function getPaymentAttestationTargetKind(attestation: Event): string | undefined {
+  if (attestation.kind !== ExtendedKind.PAYMENT_ATTESTATION) return undefined
+  const tag = attestation.tags.find(([name]) => name === 'k')
+  const k = tag?.[1]?.trim()
+  return k && PAYMENT_ATTESTATION_TARGET_KINDS.has(k) ? k : undefined
+}
+
+/** Event ids (lowercase hex) the recipient has attested as received payment. */
+export function buildAttestedPaymentIdSet(
+  attestations: Event[],
+  recipientPubkey: string
+): Set<string> {
+  const recipient = recipientPubkey.trim().toLowerCase()
+  const out = new Set<string>()
+  for (const attestation of attestations) {
+    if (attestation.pubkey.toLowerCase() !== recipient) continue
+    const targetId = getPaymentAttestationTargetId(attestation)
+    const targetKind = getPaymentAttestationTargetKind(attestation)
+    if (!targetId || !targetKind) continue
+    out.add(targetId)
+  }
+  return out
+}
+
+export function getPaymentNotificationInfo(event: Event): PaymentNotificationInfo | null {
+  if (event.kind !== ExtendedKind.PAYMENT_NOTIFICATION) return null
+
+  const recipientPubkey = firstTagValue(event.tags, ['p'])
+  if (!recipientPubkey) return null
+
+  const amountTag = firstTagValue(event.tags, ['amount'])
+  const amountSats = amountTag ? Math.floor(parseInt(amountTag, 10) / 1000) : 0
+  const payto = firstTagValue(event.tags, ['payto'])
+  const referencedEventId = firstTagValue(event.tags, ['e', 'E'])?.toLowerCase()
+  const referencedCoordinate = firstTagValue(event.tags, ['a', 'A'])
+
+  return {
+    senderPubkey: event.pubkey,
+    recipientPubkey,
+    amountSats,
+    payto,
+    comment: event.content?.trim() || undefined,
+    referencedEventId,
+    referencedCoordinate
+  }
+}
+
+/** Payment category for superchat display (9735 → lightning). */
+export function getSuperchatPaytoType(event: Event): string {
+  if (event.kind === kinds.Zap) return 'lightning'
+  if (event.kind === ExtendedKind.PAYMENT_NOTIFICATION) {
+    const payto = getPaymentNotificationInfo(event)?.payto
+    return payto ? parsePaytoTagType(payto) : 'unknown'
+  }
+  return 'unknown'
+}
+
+/** Hex event id or `naddr` bech32 for fetching / navigating the superchat target (9740 `e` or `a`). */
+export function getSuperchatReferenceFetchId(info: PaymentNotificationInfo): string | undefined {
+  if (info.referencedEventId) return info.referencedEventId
+  if (info.referencedCoordinate) {
+    return generateBech32IdFromATag(['a', info.referencedCoordinate]) ?? undefined
+  }
+  return undefined
+}
+
+export function getSuperchatAmountSats(event: Event): number {
+  if (event.kind === kinds.Zap) {
+    return getZapInfoFromEvent(event)?.amount ?? 0
+  }
+  if (event.kind === ExtendedKind.PAYMENT_NOTIFICATION) {
+    return getPaymentNotificationInfo(event)?.amountSats ?? 0
+  }
+  return 0
+}
+
+export function isSuperchatKind(kind: number): boolean {
+  return kind === kinds.Zap || kind === ExtendedKind.PAYMENT_NOTIFICATION
+}
+
+export function isAttestedSuperchat(event: Event, attestedIds: Set<string>): boolean {
+  if (!isSuperchatKind(event.kind)) return false
+  return attestedIds.has(event.id.toLowerCase())
+}
+
+export function sortSuperchatsByAmountDesc(events: Event[]): Event[] {
+  return [...events].sort((a, b) => {
+    const sa = getSuperchatAmountSats(a)
+    const sb = getSuperchatAmountSats(b)
+    if (sb !== sa) return sb - sa
+    return b.created_at - a.created_at
+  })
+}
+
+export function partitionAttestedSuperchats(
+  items: Event[],
+  attestedIds: Set<string>,
+  zapReplyThreshold: number
+): { superchats: Event[]; rest: Event[] } {
+  const superchats: Event[] = []
+  const rest: Event[] = []
+
+  for (const e of items) {
+    if (e.kind === kinds.Zap) {
+      if (
+        isAttestedSuperchat(e, attestedIds) &&
+        getZapInfoFromEvent(e) &&
+        getSuperchatAmountSats(e) >= zapReplyThreshold
+      ) {
+        superchats.push(e)
+      }
+      continue
+    }
+    if (e.kind === ExtendedKind.PAYMENT_NOTIFICATION) {
+      if (isAttestedSuperchat(e, attestedIds) && getPaymentNotificationInfo(e)) {
+        superchats.push(e)
+      }
+      continue
+    }
+    rest.push(e)
+  }
+
+  return { superchats: sortSuperchatsByAmountDesc(superchats), rest }
+}
+
+export function replyFeedSuperchatsFirst(sortedNonSuperchatReplies: Event[], superchats: Event[]) {
+  return [...superchats, ...sortedNonSuperchatReplies]
+}
+
+/** Kind 9740 on a profile wall: `p` is the profile owner and there is no note/thread reference. */
+export function isProfileWallPaymentNotification(
+  event: Event,
+  profilePubkey: string,
+  profileEventId?: string
+): boolean {
+  if (event.kind !== ExtendedKind.PAYMENT_NOTIFICATION) return false
+  const info = getPaymentNotificationInfo(event)
+  if (!info || info.recipientPubkey.toLowerCase() !== profilePubkey.toLowerCase()) return false
+
+  if (info.referencedEventId) {
+    const profileId = profileEventId?.trim().toLowerCase()
+    if (profileId && info.referencedEventId === profileId) return true
+    return false
+  }
+
+  if (info.referencedCoordinate) {
+    const profileCoord = normalizeReplaceableCoordinateString(
+      getReplaceableCoordinate(kinds.Metadata, profilePubkey, '')
+    )
+    if (normalizeReplaceableCoordinateString(info.referencedCoordinate) === profileCoord) {
+      return true
+    }
+    return false
+  }
+
+  return true
+}
+
+export function filterAttestedProfileWallSuperchats(
+  paymentNotifications: Event[],
+  attestations: Event[],
+  profilePubkey: string,
+  profileEventId?: string
+): Event[] {
+  const attestedIds = buildAttestedPaymentIdSet(attestations, profilePubkey)
+  return sortSuperchatsByAmountDesc(
+    paymentNotifications.filter(
+      (e) =>
+        isProfileWallPaymentNotification(e, profilePubkey, profileEventId) &&
+        isAttestedSuperchat(e, attestedIds)
+    )
+  )
+}

src/lib/thread-interaction-req.ts

@@ -34,13 +34,15 @@ export function buildThreadInteractionFilters(input: BuildThreadInteractionFilte
     kinds.ShortTextNote,
     ExtendedKind.COMMENT,
     ExtendedKind.VOICE_COMMENT,
-    kinds.Zap
+    kinds.Zap,
+    ExtendedKind.PAYMENT_NOTIFICATION
   ])
   const kindsPrimaryThread = kindsNoteCommentVoiceZap
   const kindsUpperEThread = sortedUniqueKinds([
     ExtendedKind.COMMENT,
     ExtendedKind.VOICE_COMMENT,
-    kinds.Zap
+    kinds.Zap,
+    ExtendedKind.PAYMENT_NOTIFICATION
   ])
 
   const kindsOnETag = sortedUniqueKinds([

src/pages/secondary/WalletPage/IncludePublicZapReceiptSwitch.tsx

@@ -1,25 +0,0 @@
-import { Label } from '@/components/ui/label'
-import { Switch } from '@/components/ui/switch'
-import { useZap } from '@/providers/ZapProvider'
-import { useTranslation } from 'react-i18next'
-
-export default function IncludePublicZapReceiptSwitch() {
-  const { t } = useTranslation()
-  const { includePublicZapReceipt, updateIncludePublicZapReceipt } = useZap()
-
-  return (
-    <div className="w-full flex justify-between items-center gap-3">
-      <Label htmlFor="include-public-zap-receipt-switch" className="flex-1">
-        <div className="text-base font-medium">{t('Include public zap receipt')}</div>
-        <div className="text-muted-foreground text-sm font-normal">
-          {t('When off, your zap may still succeed but a public receipt may not be published to relays')}
-        </div>
-      </Label>
-      <Switch
-        id="include-public-zap-receipt-switch"
-        checked={includePublicZapReceipt}
-        onCheckedChange={updateIncludePublicZapReceipt}
-      />
-    </div>
-  )
-}

src/pages/secondary/WalletPage/WalletZapSendingSettings.tsx

@@ -17,7 +17,6 @@ import { useTranslation } from 'react-i18next'
 import DefaultZapAmountInput from './DefaultZapAmountInput'
 import DefaultZapCommentInput from './DefaultZapCommentInput'
 import QuickZapSwitch from './QuickZapSwitch'
-import IncludePublicZapReceiptSwitch from './IncludePublicZapReceiptSwitch'
 import WalletConnectionDetails from './WalletConnectionDetails'
 
 export default function WalletZapSendingSettings() {
@@ -59,7 +58,9 @@ export default function WalletZapSendingSettings() {
           <>
             <DefaultZapCommentInput />
             <QuickZapSwitch />
-            <IncludePublicZapReceiptSwitch />
+            <p className="text-sm text-muted-foreground leading-relaxed">
+              {t('Zap superchat wallet hint')}
+            </p>
           </>
         ) : null}
       </>

src/services/lightning.service.ts

@@ -20,8 +20,8 @@ import { Filter, kinds, NostrEvent } from 'nostr-tools'
 import { SubCloser } from 'nostr-tools/abstract-pool'
 import { makeZapRequest } from 'nostr-tools/nip57'
 import { utf8Decoder } from 'nostr-tools/utils'
+
 import client from './client.service'
-import storage from './local-storage.service'
 import { queryService, replaceableEventService } from './client.service'
 import { getProfileFromEvent } from '@/lib/event-metadata'
 import { clampZapSats } from '@/lib/lightning'
@@ -33,6 +33,8 @@ import { runAfterReleasingRadixScrollLock } from '@/lib/react-remove-scroll-body
 
 export type TRecentSupporter = { pubkey: string; amount: number; comment?: string }
 
+export type PaymentFlowResult = { preimage: string; invoice: string } | null
+
 /** LNURL-pay limits from the recipient’s `.well-known/lnurlp` metadata. */
 export type LnurlPayInvoiceOptions = {
   /** Max description length; `0` means the endpoint does not accept comments. */
@@ -69,9 +71,9 @@ class LightningService {
     sats: number,
     comment: string,
     closeOuterModel?: () => void,
-    includePublicReceipt: boolean = storage.getIncludePublicZapReceipt(),
+    onPaymentFlowComplete?: (result: PaymentFlowResult) => void,
     zapLightning?: { address?: string; candidates?: string[] }
-  ): Promise<{ preimage: string; invoice: string } | null> {
+  ): Promise<PaymentFlowResult> {
     if (!ZAP_SENDING_ENABLED) {
       throw new Error('NIP-57 zaps are disabled; use LNURL-pay invoices instead')
     }
@@ -102,13 +104,10 @@ class LightningService {
     }
     const { callback, lnurl } = zapEndpoint
     const amount = sats * 1000
-    const zapRelays = includePublicReceipt
-      ? senderRelayList.write.slice(0, 4).concat(FAST_READ_RELAY_URLS)
-      : []
     const zapRequestDraft = makeZapRequest({
       ...(event ? { event } : { pubkey: recipient }),
       amount,
-      relays: zapRelays,
+      relays: [],
       comment
     })
     const zapRequest = await client.signer.signEvent(zapRequestDraft)
@@ -131,7 +130,9 @@ class LightningService {
       try {
         const { preimage } = await sendWebLNPaymentWithRetry(this.provider, pr)
         closeOuterModel?.()
-        return { preimage, invoice: pr }
+        const result = { preimage, invoice: pr }
+        onPaymentFlowComplete?.(result)
+        return result
       } catch (error) {
         if (!isNwcWalletServiceInfoError(error)) {
           throw error
@@ -144,17 +145,19 @@ class LightningService {
         closeModal()
         let checkPaymentInterval: ReturnType<typeof setInterval> | undefined
         let subCloser: SubCloser | undefined
+        const finish = (result: PaymentFlowResult) => {
+          clearInterval(checkPaymentInterval)
+          subCloser?.close()
+          onPaymentFlowComplete?.(result)
+          resolve(result)
+        }
         const { setPaid } = launchPaymentModal({
           invoice: pr,
           onPaid: (response) => {
-            clearInterval(checkPaymentInterval)
+            finish({ preimage: response.preimage, invoice: pr })
-            subCloser?.close()
-            resolve({ preimage: response.preimage, invoice: pr })
           },
           onCancelled: () => {
-            clearInterval(checkPaymentInterval)
+            finish(null)
-            subCloser?.close()
-            resolve(null)
           }
         })
 
@@ -199,13 +202,16 @@ class LightningService {
 
   async payInvoice(
     invoice: string,
-    closeOuterModel?: () => void
+    closeOuterModel?: () => void,
-  ): Promise<{ preimage: string; invoice: string } | null> {
+    onPaymentFlowComplete?: (result: PaymentFlowResult) => void
+  ): Promise<PaymentFlowResult> {
     if (this.provider) {
       try {
         const { preimage } = await sendWebLNPaymentWithRetry(this.provider, invoice)
         closeOuterModel?.()
-        return { preimage, invoice }
+        const result = { preimage, invoice }
+        onPaymentFlowComplete?.(result)
+        return result
       } catch (error) {
         if (!isNwcWalletServiceInfoError(error)) {
           throw error
@@ -219,9 +225,12 @@ class LightningService {
         launchPaymentModal({
           invoice: invoice,
           onPaid: (response) => {
-            resolve({ preimage: response.preimage, invoice: invoice })
+            const result = { preimage: response.preimage, invoice: invoice }
+            onPaymentFlowComplete?.(result)
+            resolve(result)
           },
           onCancelled: () => {
+            onPaymentFlowComplete?.(null)
             resolve(null)
           }
         })