From d3764107b0c10675836c161dcd69688217ebc647 Mon Sep 17 00:00:00 2001
From: Emir Karabeg <emirkarabeg@berkeley.edu>
Date: Sun, 29 Jun 2025 20:56:46 -0700
Subject: [PATCH 1/2] fix: eleven labs deployment returning uploaded blob

---
 apps/sim/app/api/proxy/tts/route.ts | 21 +++++++++++++++------
 apps/sim/tools/elevenlabs/tts.ts    |  6 ++----
 2 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/apps/sim/app/api/proxy/tts/route.ts b/apps/sim/app/api/proxy/tts/route.ts
index cd199f79f16..f61b136c788 100644
--- a/apps/sim/app/api/proxy/tts/route.ts
+++ b/apps/sim/app/api/proxy/tts/route.ts
@@ -1,5 +1,6 @@
 import { NextResponse } from 'next/server'
 import { createLogger } from '@/lib/logs/console-logger'
+import { uploadFile } from '@/lib/uploads/storage-client'
 
 const logger = createLogger('ProxyTTSAPI')
 
@@ -44,12 +45,20 @@ export async function POST(request: Request) {
       return new NextResponse('Empty audio received', { status: 422 })
     }
 
-    return new NextResponse(audioBlob, {
-      headers: {
-        'Content-Type': 'audio/mpeg',
-        'Cache-Control': 'public, max-age=86400', // Cache for a day
-        'Access-Control-Allow-Origin': '*', // CORS support
-      },
+    // Upload the audio file to storage and return multiple URL options
+    const audioBuffer = Buffer.from(await audioBlob.arrayBuffer())
+    const timestamp = Date.now()
+    const fileName = `elevenlabs-tts-${timestamp}.mp3`
+    const fileInfo = await uploadFile(audioBuffer, fileName, 'audio/mpeg')
+
+    // Generate the full URL for external use
+    const host = request.headers.get('host') || 'localhost:3000'
+    const protocol = request.headers.get('x-forwarded-proto') || 'http'
+    const audioUrl = `${protocol}://${host}${fileInfo.path}`
+
+    return NextResponse.json({
+      audioUrl,
+      size: fileInfo.size,
     })
   } catch (error) {
     logger.error('Error proxying TTS:', error)
diff --git a/apps/sim/tools/elevenlabs/tts.ts b/apps/sim/tools/elevenlabs/tts.ts
index 99b8d3961fa..e4723a27534 100644
--- a/apps/sim/tools/elevenlabs/tts.ts
+++ b/apps/sim/tools/elevenlabs/tts.ts
@@ -55,14 +55,12 @@ export const elevenLabsTtsTool: ToolConfig<ElevenLabsTtsParams, ElevenLabsTtsRes
       throw new Error(`ElevenLabs API error: ${response.status} ${response.statusText}`)
     }
 
-    // Create a blob URL that can be used in an audio player
-    const audioBlob = await response.blob()
-    const audioUrl = URL.createObjectURL(audioBlob)
+    const data = await response.json()
 
     return {
       success: true,
       output: {
-        audioUrl,
+        audioUrl: data.audioUrl,
       },
     }
   },

From bb94fb23a8a85646fafb71ebeef6bfeeaa91baff Mon Sep 17 00:00:00 2001
From: Emir Karabeg <emirkarabeg@berkeley.edu>
Date: Sun, 29 Jun 2025 21:16:22 -0700
Subject: [PATCH 2/2] fix: added better URL pattern

---
 apps/sim/app/api/proxy/tts/route.ts | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/apps/sim/app/api/proxy/tts/route.ts b/apps/sim/app/api/proxy/tts/route.ts
index f61b136c788..894caafdfc4 100644
--- a/apps/sim/app/api/proxy/tts/route.ts
+++ b/apps/sim/app/api/proxy/tts/route.ts
@@ -1,6 +1,7 @@
 import { NextResponse } from 'next/server'
 import { createLogger } from '@/lib/logs/console-logger'
 import { uploadFile } from '@/lib/uploads/storage-client'
+import { getBaseUrl } from '@/lib/urls/utils'
 
 const logger = createLogger('ProxyTTSAPI')
 
@@ -51,10 +52,8 @@ export async function POST(request: Request) {
     const fileName = `elevenlabs-tts-${timestamp}.mp3`
     const fileInfo = await uploadFile(audioBuffer, fileName, 'audio/mpeg')
 
-    // Generate the full URL for external use
-    const host = request.headers.get('host') || 'localhost:3000'
-    const protocol = request.headers.get('x-forwarded-proto') || 'http'
-    const audioUrl = `${protocol}://${host}${fileInfo.path}`
+    // Generate the full URL for external use using the configured base URL
+    const audioUrl = `${getBaseUrl()}${fileInfo.path}`
 
     return NextResponse.json({
       audioUrl,