Add ACE-Step 1.5 and YuE on Music, and put Video/Image/Music cards back.

Recover finished Comfy audio when queueing hangs so a completed track is not stuck on Queueing.

Co-authored-by: Cursor <cursoragent@cursor.com>

pages/music.vue

@@ -1,12 +1,14 @@
 <template>
   <div class="min-h-dvh min-w-0">
     <AppHeader
-      subtitle="ACE-Step · vocals"
+      :subtitle="headerSubtitle"
       current="music"
       :queue-count="queueCount"
     />
 
-    <main class="mx-auto grid min-w-0 max-w-7xl gap-6 px-4 py-6 sm:px-6 lg:grid-cols-[minmax(0,1fr)_minmax(0,1fr)] lg:items-stretch">
+    <main class="mx-auto min-w-0 max-w-7xl space-y-6 px-4 py-6 sm:px-6">
+      <StudioKindCards current="music" />
+      <div class="grid min-w-0 gap-6 lg:grid-cols-[minmax(0,1fr)_minmax(0,1fr)] lg:items-stretch">
       <section class="glass min-w-0 max-w-full space-y-5 rounded-3xl p-5 sm:p-6">
         <div>
           <h2 class="font-display text-2xl font-bold">Music Generator</h2>
@@ -15,6 +17,56 @@
           </p>
         </div>
 
+        <div>
+          <p class="mb-2 text-xs uppercase tracking-wider text-zinc-500">Engine</p>
+          <div class="grid grid-cols-2 gap-2">
+            <button
+              type="button"
+              class="rounded-xl border px-3 py-2 text-left text-sm"
+              :class="engineFamily === 'ace' ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 hover:border-white/20'"
+              @click="selectEngineFamily('ace')"
+            >
+              <span class="block font-semibold">ACE-Step</span>
+              <span class="text-xs text-zinc-400">Native Comfy checkpoint. Fast vocals.</span>
+            </button>
+            <div
+              class="cursor-pointer rounded-xl border px-3 py-2 text-left text-sm"
+              :class="engineFamily === 'yue' ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 hover:border-white/20'"
+              role="button"
+              tabindex="0"
+              @click="selectEngineFamily('yue')"
+              @keydown.enter.prevent="selectEngineFamily('yue')"
+            >
+              <span class="flex items-center gap-2">
+                <span class="font-semibold">YuE</span>
+                <InfoTip
+                  aria-label="What YuE does"
+                  text="YuE is a separate lyrics-to-song engine (stage-1 7B + stage-2 1B + xcodec). It needs the ComfyUI_YuE custom node on Beast and is slower and heavier than ACE-Step. Use it when you want a full sung track from lyrics rather than ACE-Step’s tag-conditioned sampler."
+                />
+              </span>
+              <span class="text-xs text-zinc-400">Lyrics-to-song. Custom node.</span>
+            </div>
+          </div>
+        </div>
+
+        <div v-if="engineFamily === 'ace'" class="flex items-center justify-between gap-3 rounded-2xl border border-white/10 bg-zinc-950/40 px-4 py-3 text-sm">
+          <span class="min-w-0">
+            <span class="flex items-center gap-2">
+              <span class="block font-medium text-zinc-200">ACE-Step 1.5</span>
+              <InfoTip
+                aria-label="What ACE-Step 1.5 does"
+                :text="ace15Info"
+              />
+            </span>
+            <span class="mt-0.5 block text-xs text-zinc-500">Turbo AIO checkpoint. Different graph than v1, usually 8 steps.</span>
+          </span>
+          <label class="relative inline-flex h-6 w-11 shrink-0 cursor-pointer items-center" title="Toggle ACE-Step 1.5">
+            <input v-model="ace15" type="checkbox" class="peer sr-only" role="switch">
+            <span class="absolute inset-0 rounded-full bg-zinc-700 transition peer-checked:bg-amber-400" />
+            <span class="absolute left-0.5 top-0.5 h-5 w-5 rounded-full bg-white transition peer-checked:translate-x-5" />
+          </label>
+        </div>
+
         <p v-if="error" class="rounded-2xl border border-red-400/30 bg-red-400/10 px-4 py-3 text-sm text-red-200">{{ error }}</p>
 
         <label class="block text-sm">
@@ -66,9 +118,9 @@
               :max="durationMax"
               step="5"
             >
-            <span class="mt-1 block text-[11px] text-zinc-500">{{ durationMin }}–{{ durationMax }} seconds</span>
+            <span class="mt-1 block text-[11px] text-zinc-500">{{ engineFamily === 'yue' ? 'YuE uses this as stage-A length' : `${durationMin}–${durationMax} seconds` }}</span>
           </label>
-          <label class="block text-sm">
+          <label v-if="engineFamily !== 'yue'" class="block text-sm">
             <span class="mb-1 block font-medium text-zinc-300">Steps · {{ steps }}</span>
             <input
               v-model.number="steps"
@@ -78,7 +130,7 @@
               :max="stepsMax"
               step="1"
             >
-            <span class="mt-1 block text-[11px] text-zinc-500">30–50 is the usual range</span>
+            <span class="mt-1 block text-[11px] text-zinc-500">{{ ace15 ? '8 is the usual 1.5 turbo range' : '30–50 is the usual range' }}</span>
           </label>
         </div>
 
@@ -167,6 +219,7 @@
           <NuxtLink to="/library" class="text-amber-200 hover:text-amber-100">Open Library</NuxtLink>
         </p>
       </section>
+      </div>
     </main>
     <QueuedJobModal :job-id="inspectJobId" @close="inspectJobId = ''" />
   </div>
@@ -176,13 +229,18 @@
 import {
   DEFAULT_MUSIC_LYRICS,
   DEFAULT_MUSIC_TAGS,
+  MUSIC_CFG_DEFAULT,
+  MUSIC_CFG_DEFAULT_15,
   MUSIC_DURATION_DEFAULT,
   MUSIC_DURATION_MAX,
   MUSIC_DURATION_MIN,
   MUSIC_STEPS_DEFAULT,
+  MUSIC_STEPS_DEFAULT_15,
   MUSIC_STEPS_MAX,
   MUSIC_STEPS_MIN,
-  MUSIC_STRUCTURE_CHIPS
+  MUSIC_STRUCTURE_CHIPS,
+  parseMusicEngine,
+  type MusicEngine
 } from '~/utils/music'
 import { ensureGenerationNotifyPermission, notifyGenerationComplete } from '~/utils/generationNotify'
 import type { LibraryFolder } from '~/utils/libraryBrowse'
@@ -197,6 +255,8 @@ const durationMax = MUSIC_DURATION_MAX
 const stepsMin = MUSIC_STEPS_MIN
 const stepsMax = MUSIC_STEPS_MAX
 
+const ace15Info = 'Turns on ACE-Step 1.5 Turbo, the all-in-one checkpoint already on Beast. 1.5 uses a different Comfy graph than v1: a 1.5 text encoder (tags, BPM, key, duration) and EmptyAceStep1.5LatentAudio, usually with 8 sampler steps and CFG 1. Songs often come back faster and cleaner. Lyrics-strength from v1 does not apply. Leave this off to stay on ACE-Step v1 3.5B, which is the graph that already generated on this GPU.'
+
 const tags = ref(DEFAULT_MUSIC_TAGS)
 const lyrics = ref(DEFAULT_MUSIC_LYRICS)
 const instrumental = ref(false)
@@ -207,6 +267,8 @@ const name = ref('')
 const folderId = ref('')
 const folders = ref<LibraryFolder[]>([])
 const lyricsEl = ref<HTMLTextAreaElement | null>(null)
+const ace15 = ref(false)
+const engineFamily = ref<'ace' | 'yue'>('ace')
 const busy = ref(false)
 const error = ref('')
 const status = ref('')
@@ -226,8 +288,17 @@ let source: EventSource | null = null
 let listenGen = 0
 let settled = false
 let queuePoll: ReturnType<typeof setInterval> | null = null
+let recoverPoll: ReturnType<typeof setInterval> | null = null
 
 const blocked = computed(() => !tags.value.trim() || (!instrumental.value && !lyrics.value.trim()) || !folderId.value)
+const headerSubtitle = computed(() => {
+  if (engineFamily.value === 'yue') return 'YuE · lyrics-to-song'
+  return ace15.value ? 'ACE-Step 1.5 · vocals' : 'ACE-Step · vocals'
+})
+const selectedEngine = computed<MusicEngine>(() => {
+  if (engineFamily.value === 'yue') return 'yue'
+  return ace15.value ? 'ace-step-1.5' : 'ace-step'
+})
 const blockReason = computed(() => {
   if (!folderId.value) return 'Choose a library folder before generating.'
   if (!tags.value.trim()) return 'Add genre and style tags.'
@@ -235,6 +306,32 @@ const blockReason = computed(() => {
   return ''
 })
 
+function selectEngineFamily(family: 'ace' | 'yue') {
+  engineFamily.value = family
+  if (family === 'ace' && ace15.value && steps.value === MUSIC_STEPS_DEFAULT) {
+    steps.value = MUSIC_STEPS_DEFAULT_15
+  }
+  if (family === 'ace' && !ace15.value && steps.value === MUSIC_STEPS_DEFAULT_15) {
+    steps.value = MUSIC_STEPS_DEFAULT
+  }
+}
+
+function applyEngine(engine: MusicEngine) {
+  if (engine === 'yue') {
+    engineFamily.value = 'yue'
+    ace15.value = false
+    return
+  }
+  engineFamily.value = 'ace'
+  ace15.value = engine === 'ace-step-1.5'
+}
+
+watch(ace15, (on) => {
+  if (engineFamily.value !== 'ace') return
+  if (on && (steps.value === MUSIC_STEPS_DEFAULT || steps.value >= 30)) steps.value = MUSIC_STEPS_DEFAULT_15
+  if (!on && steps.value === MUSIC_STEPS_DEFAULT_15) steps.value = MUSIC_STEPS_DEFAULT
+})
+
 function insertChip(chip: string) {
   const el = lyricsEl.value
   const token = `${chip}\n`
@@ -273,6 +370,26 @@ function stopQueuePoll() {
   }
 }
 
+function stopRecoverPoll() {
+  if (recoverPoll) {
+    clearInterval(recoverPoll)
+    recoverPoll = null
+  }
+}
+
+async function tryRecover() {
+  if (settled || !busy.value || queued.value) return
+  try {
+    const recovered = await $fetch<Record<string, any>>('/api/generate/recover', {
+      method: 'POST',
+      body: { jobId: jobId.value || undefined }
+    })
+    if (recovered?.trackId) applyEvent(recovered)
+  } catch {
+    /* still running */
+  }
+}
+
 async function refreshStudioQueue() {
   const data = await $fetch<{
     jobs?: Array<{
@@ -341,6 +458,7 @@ function applyEvent(payload: Record<string, any>) {
     stopListen()
     queued.value = false
     studioJobId.value = ''
+    stopRecoverPoll()
     stopQueuePoll()
     queuePoll = setInterval(() => { void refreshStudioQueue() }, 8000)
     void notifyGenerationComplete('music')
@@ -352,6 +470,7 @@ function applyEvent(payload: Record<string, any>) {
     status.value = error.value
     queued.value = false
     stopListen()
+    stopRecoverPoll()
     stopQueuePoll()
     queuePoll = setInterval(() => { void refreshStudioQueue() }, 8000)
   }
@@ -375,6 +494,9 @@ function listen(id: string) {
       listen(id)
     }, 2000)
   }
+  if (!recoverPoll) {
+    recoverPoll = setInterval(() => { void tryRecover() }, 8000)
+  }
 }
 
 async function generate() {
@@ -392,7 +514,11 @@ async function generate() {
   trackId.value = ''
   jobId.value = ''
   studioJobId.value = ''
-  status.value = 'Queueing ACE-Step…'
+  status.value = engineFamily.value === 'yue'
+    ? 'Queueing YuE…'
+    : ace15.value
+      ? 'Queueing ACE-Step 1.5…'
+      : 'Queueing ACE-Step…'
   try {
     const started = await $fetch<{ jobId: string; studioJobId?: string; queued?: boolean; name?: string }>(
       '/api/generate/music',
@@ -404,9 +530,11 @@ async function generate() {
           duration: duration.value,
           steps: steps.value,
           seed: seed.value || 'random',
+          cfg: selectedEngine.value === 'ace-step-1.5' ? MUSIC_CFG_DEFAULT_15 : MUSIC_CFG_DEFAULT,
           instrumental: instrumental.value,
           folderId: folderId.value,
-          name: name.value.trim()
+          name: name.value.trim(),
+          engine: selectedEngine.value
         }
       }
     )
@@ -422,6 +550,9 @@ async function generate() {
     }
     jobId.value = started.jobId
     listen(started.jobId)
+    stopRecoverPoll()
+    recoverPoll = setInterval(() => { void tryRecover() }, 8000)
+    window.setTimeout(() => { void tryRecover() }, 12000)
   } catch (err: any) {
     busy.value = false
     queued.value = false
@@ -448,6 +579,7 @@ function applyIncomingMusic() {
       steps?: number
       seed?: string
       folderId?: string
+      engine?: string
     }
     if (typeof loaded.tags === 'string') tags.value = loaded.tags
     if (typeof loaded.lyrics === 'string') lyrics.value = loaded.lyrics
@@ -457,6 +589,7 @@ function applyIncomingMusic() {
     if (typeof loaded.seed === 'string') seed.value = loaded.seed
     if (typeof loaded.name === 'string') name.value = loaded.name
     if (loaded.folderId && folders.value.some(folder => folder.id === loaded.folderId)) folderId.value = loaded.folderId
+    if (loaded.engine) applyEngine(parseMusicEngine(loaded.engine))
     status.value = 'Loaded from the queue'
   } catch { /* ignore */ }
 }
@@ -476,6 +609,7 @@ function applyPreset() {
   if (typeof settings.duration === 'number') duration.value = settings.duration
   if (typeof settings.steps === 'number') steps.value = settings.steps
   if (typeof settings.seed === 'number') seed.value = String(settings.seed)
+  if (settings.engine) applyEngine(settings.engine)
   name.value = preset.name
 }
 
@@ -491,11 +625,21 @@ onMounted(async () => {
     audioUrl.value = `/api/library/tracks/${query.track}/audio`
     trackId.value = query.track
     status.value = 'Loaded from library'
+    return
+  }
+  if (!audioUrl.value) {
+    try {
+      const recovered = await $fetch<Record<string, any>>('/api/generate/recover', { method: 'POST', body: {} })
+      if (recovered?.trackId && /recovered/i.test(String(recovered.message || ''))) {
+        applyEvent({ ...recovered, type: 'complete' })
+      }
+    } catch { /* nothing waiting in ComfyUI */ }
   }
 })
 
 onBeforeUnmount(() => {
   stopListen()
+  stopRecoverPoll()
   stopQueuePoll()
 })
 </script>