# Multylanguage with ElevenLabs not working **URL:** \ **Category:** Getting Started\ **Created:** [March 28, 2026, 1:53pm UTC](https://community.livekit.io/t/multylanguage-with-elevenlabs-not-working/706 "2026-03-28T13:53:16Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![\_niverovskiin](https://sea1.discourse-cdn.com/flex001/user_avatar/community.livekit.io/_niverovskiin/32/831_2.png) [@\_niverovskiin](https://community.livekit.io/u/_niverovskiin)\ **Post date:** [March 28, 2026, 1:53pm UTC](https://community.livekit.io/t/multylanguage-with-elevenlabs-not-working/706/1 "2026-03-28T13:53:16Z")
Please give a working example of how to use multilingual models with code - I have paid the 11Labs account - I have the correct voice id - Im using latest examples from LiveKit - ive tried to check all solutions from [Issue search results · GitHub](https://github.com/search?q=org:livekit+A+voice+with+voice_id&type=issues) Code:["""LiveKit outbound voice calling agent.Makes AI-powered outbound phone call - Pastebin.com](https://pastebin.com/S0y5qQMc) Log: > **Summary** > > live-call % source .venv/bin/activate && python agent.py --local dev > > 2026-03-28 13:42:16,175 outbound-caller INFO: === AGENT STARTUP === > 2026-03-28 13:42:16,176 outbound-caller INFO: mode: LOCAL > 2026-03-28 13:42:16,176 outbound-caller INFO: LIVEKIT\_URL: wss://wefwef-8qbtn8sv.livekit.cloud > 2026-03-28 13:42:16,176 outbound-caller INFO: LIVEKIT\_API\_KEY: set > 2026-03-28 13:42:16,176 outbound-caller INFO: LIVEKIT\_API\_SECRET: set > 2026-03-28 13:42:16,176 outbound-caller INFO: OPENAI\_API\_KEY: set > 2026-03-28 13:42:16,176 outbound-caller INFO: DEEPGRAM\_API\_KEY: set > 2026-03-28 13:42:16,176 outbound-caller INFO: ELEVEN\_API\_KEY: set > 2026-03-28 13:42:16,176 outbound-caller INFO: SIP\_OUTBOUND\_TRUNK\_ID: ST\_your\_trunk\_id > 2026-03-28 13:42:16,176 outbound-caller INFO: python: 3.12.8 (main, Dec 3 2024, 18:42:41) [Clang 16.0.0 (clang-1600.0.26.4)] > 2026-03-28 13:42:16,176 outbound-caller INFO: environment validation passed > 2026-03-28 13:42:16,177 outbound-caller INFO: starting worker with agent\_name=‘outbound-caller’… > 13:42:16.203 DEBUG… asyncio Using selector: KqueueSelector > 13:42:16.207 DEV … livekit.agents Watchin > 13:42:18.175 DEBUG… asyncio Using selector: KqueueSelector > 13:42:18.187 INFO … livekit.agents starting worker {“version”: “1.5.1”, “rtc-version”: “1.1.3”} > 13:42:18.189 INFO … livekit.agents starting inference executor > 13:42:18.205 INFO … livekit.agents initializing process {“pid”: 4372, “inference”: true} > PyTorch was not found. Models won’t be available and only tokenizers, configuration and file/data utilities can be used. > 13:42:23.855 INFO … livekit.agents process initialized {“pid”: 4372, “inference”: true, “elapsed\_time”: 5.65} > 13:42:23.864 INFO … livekit.agents HTTP server listening on :62579 > 13:42:24.016 INFO … livekit.agents registered worker > {“agent\_name”: “outbound-caller”, “id”: “AW\_E9kbKanhLRfv”, “url”: “wss://wefwef-8qbtn8sv.livekit.cloud”, “region”: “EU West B”, “protocol”: > 17} > 13:42:50.908 INFO … livekit.agents received job request > {“job\_id”: “AJ\_okHmYFtYSr87”, “dispatch\_id”: “sensetive”, “room”: “sensetive”, “room\_id”: “RM\_ToR6saejvyJK”, “agent\_name”: > “outbound-caller”, “resuming”: false, “enable\_recording”: false} > 13:42:50.953 DEBUG… livekit.agents received assignment > {“agent\_name”: “outbound-caller”, “room\_id”: “RM\_ToR6saejvyJK”, “room”: “playground-t368-1aZA”, “job\_id”: “AJ\_okHmYFtYSr87”, “dispatch\_id”: > “AD\_sUg4kJU8GvBY”, “enable\_recording”: false} > 13:42:50.957 WARNI… livekit.agents no warmed process available for job, waiting for one to be created {“job\_id”: “AJ\_okHmYFtYSr87”} > 13:42:50.977 INFO … livekit.agents initializing process {“pid”: 4512} > 2026-03-28 13:42:52,875 outbound-caller INFO: prewarm: loading VAD model… > 2026-03-28 13:42:52,875 outbound-caller INFO: prewarm: loading VAD model… > 13:42:52.875 INFO … outbound-caller prewarm: loading VAD model… {“pid”: 4512} > 2026-03-28 13:42:53,084 outbound-caller INFO: prewarm: VAD model loaded successfully > 13:42:53.085 INFO … livekit.agents process initialized {“pid”: 4512, “elapsed\_time”: 2.1} > 2026-03-28 13:42:53,084 outbound-caller INFO: prewarm: VAD model loaded successfully > 13:42:53.084 INFO … outbound-caller prewarm: VAD model loaded successfully {“pid”: 4512} > DEBUG… asyncio Using selector: KqueueSelector {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:53,092 outbound-caller INFO: LOCAL MODE: connecting to room playground-t368-1aZA (LIVEKIT\_URL=wss://wefwef-8qbtn8sv.livekit.cloud) > 2026-03-28 13:42:53,092 outbound-caller INFO: LOCAL MODE: connecting to room playground-t368-1aZA (LIVEKIT\_URL=wss://wefwef-8qbtn8sv.livekit.cloud) > 13:42:53.092 INFO … outbound-caller LOCAL MODE: connecting to room playground-t368-1aZA (LIVEKIT\_URL=sensetive) > {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,168 outbound-caller INFO: LOCAL MODE: connected to room playground-t368-1aZA successfully > 2026-03-28 13:42:54,168 outbound-caller INFO: LOCAL MODE: creating OutboundCaller agent… > 2026-03-28 13:42:54,169 outbound-caller INFO: OutboundCaller. **init** : created agent for name=Тестовый пользователь, purpose=тестирование голосового агента локально > 2026-03-28 13:42:54,170 outbound-caller INFO: LOCAL MODE: creating AgentSession with STT=deepgram/nova-3, LLM=openai/gpt-4.1-mini, TTS=elevenlabs > 2026-03-28 13:42:54,168 outbound-caller INFO: LOCAL MODE: connected to room playground-t368-1aZA successfully > 13:42:54.168 INFO … outbound-caller LOCAL MODE: connected to room playground-t368-1aZA successfully {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,168 outbound-caller INFO: LOCAL MODE: creating OutboundCaller agent… > INFO … outbound-caller LOCAL MODE: creating OutboundCaller agent… {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,169 outbound-caller INFO: OutboundCaller. **init** : created agent for name=Тестовый пользователь, purpose=тестирование голосового агента локально > 13:42:54.169 INFO … outbound-caller OutboundCaller. **init** : created agent for name=Тестовый пользователь, purpose=тестирование голосового агента локально > {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,170 outbound-caller INFO: LOCAL MODE: creating AgentSession with STT=deepgram/nova-3, LLM=openai/gpt-4.1-mini, TTS=elevenlabs > 13:42:54.170 INFO … outbound-caller LOCAL MODE: creating AgentSession with STT=deepgram/nova-3, LLM=openai/gpt-4.1-mini, TTS=elevenlabs > {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,283 outbound-caller INFO: LOCAL MODE: AgentSession created successfully > 2026-03-28 13:42:54,283 outbound-caller INFO: LOCAL MODE: starting agent session… > 2026-03-28 13:42:54,283 outbound-caller INFO: LOCAL MODE: AgentSession created successfully > 13:42:54.283 INFO … outbound-caller LOCAL MODE: AgentSession created successfully {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,283 outbound-caller INFO: LOCAL MODE: starting agent session… > INFO … outbound-caller LOCAL MODE: starting agent session… {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 13:42:54.286 DEBUG… livekit.agents input stream attached > {“participant”: null, “source”: “SOURCE\_UNKNOWN”, “accepted\_sources”: [“SOURCE\_MICROPHONE”], “pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, > “room\_id”: “RM\_ToR6saejvyJK”} > 13:42:54.287 INFO … livekit.agents adaptive interruption detector initialized > {“base\_url”: “[https://agent-gateway.livekit.cloud/v1”](https://agent-gateway.livekit.cloud/v1%E2%80%9D), “detection\_interval”: 0.1, “audio\_prefix\_duration”: 1.0, “max\_audio\_duration”: 3, > “min\_frames”: 2, “threshold”: 0.5, “inference\_timeout”: 0.7, “use\_proxy”: true, “pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,294 outbound-caller INFO: OutboundCaller.on\_enter: agent entered, generating initial greeting… > 13:42:54.292 DEBUG… livekit.agents http\_session(): creating a new httpclient ctx {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,294 outbound-caller INFO: OutboundCaller.on\_enter: agent entered, generating initial greeting… > 13:42:54.294 INFO … outbound-caller OutboundCaller.on\_enter: agent entered, generating initial greeting… > {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,556 outbound-caller INFO: LOCAL MODE: agent session started successfully > 2026-03-28 13:42:54,556 outbound-caller INFO: LOCAL MODE: starting background audio… > 13:42:54.556 DEBUG… livekit.agents using audio io: `RoomIO` → `AgentSession` → `TranscriptSynchronizer` → `RoomIO` > {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > DEBUG… livekit.agents using transcript io: `AgentSession` → `TranscriptSynchronizer` → `RoomIO` > {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,556 outbound-caller INFO: LOCAL MODE: agent session started successfully > INFO … outbound-caller LOCAL MODE: agent session started successfully {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,556 outbound-caller INFO: LOCAL MODE: starting background audio… > INFO … outbound-caller LOCAL MODE: starting background audio… {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 13:42:54.586 DEBUG… livekit.agents start reading stream > {“participant”: “identity-s4tL”, “source”: “SOURCE\_MICROPHONE”, “pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,623 outbound-caller INFO: LOCAL MODE: background audio started > 2026-03-28 13:42:54,624 outbound-caller INFO: LOCAL MODE: fully initialized, waiting for participant to join room playground-t368-1aZA… > 2026-03-28 13:42:54,623 outbound-caller INFO: LOCAL MODE: background audio started > 13:42:54.623 INFO … outbound-caller LOCAL MODE: background audio started {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 2026-03-28 13:42:54,624 outbound-caller INFO: LOCAL MODE: fully initialized, waiting for participant to join room playground-t368-1aZA… > 13:42:54.624 INFO … outbound-caller LOCAL MODE: fully initialized, waiting for participant to join room playground-t368-1aZA… > {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 13:42:56.034 WARNI… livekit.agents failed to synthesize speech: LiveKit Inference TTS returned error: {“type”:“error”,“code”:“BAD\_REQUEST”,“data”:“A voice with voice\_id > zWSsRd3J6WyZFl12aGMB does not exist.”,“retryable”:false}, retrying in 0.1s > {“tts”: “livekit.agents.inference.tts.TTS”, “attempt”: 1, “streamed”: true, “pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: > “RM\_ToR6saejvyJK”} > 13:42:56.342 WARNI… livekit.agents failed to synthesize speech: no audio frames were pushed for text: Здравствуйте! Спасибо за внимание, я Богдан из ТонКоин. Могу вкратце > рассказать, как наша платформа поможет вам автоматизировать торговлю криптовалютой и получать пассивный доход. Хотите?, retrying in 2.0s > {“tts”: “livekit.agents.inference.tts.TTS”, “attempt”: 2, “streamed”: true, “pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: > “RM\_ToR6saejvyJK”} > 13:42:58.349 WARNI… livekit.agents failed to synthesize speech: LiveKit Inference TTS returned error: {“type”:“error”,“code”:“BAD\_REQUEST”,“data”:“A voice with voice\_id > zWSsRd3J6WyZFl12aGMB does not exist.”,“retryable”:false}, retrying in 2.0s > {“tts”: “livekit.agents.inference.tts.TTS”, “attempt”: 3, “streamed”: true, “pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: > “RM\_ToR6saejvyJK”} > 13:42:59.352 DEBUG… livekit.agents aec warmup active, disabling interruptions for 3.00s {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 13:42:59.355 DEBUG… livekit.agents resumed false interrupted speech {“timeout”: 2.0, “pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} > 13:43:00.568 ERROR… livekit.agents Error in \_tts\_inference\_task > Traceback (most recent call last): > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py”, line 647, in > **anext** > val = await self.\_event\_aiter. **anext** () > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > StopAsyncIteration > > ```auto > During handling of the above exception, another exception occurred: > > Traceback (most recent call last): > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/utils/log.py", line 17, in > async_fn_logs > return await fn(*args, **kwargs) > ^^^^^^^^^^^^^^^^^^^^^^^^^ > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/voice/generation.py", line 324, > in _tts_inference_task > pushed_duration += await _tts_node_inference(input_segment, pushed_duration) > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/opentelemetry/util/_decorator.py", line 71, in > async_wrapper > return await func(*args, **kwargs) # type: ignore > ^^^^^^^^^^^^^^^^^^^^^^^^^^^ > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/voice/generation.py", line 280, > in _tts_node_inference > async for audio_frame in tts_node: > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/voice/agent.py", line 490, in > tts_node > async for ev in stream: > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py", line 650, in > __anext__ > raise exc # noqa: B904 > ^^^^^^^^^ > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py", line 429, in > _traceable_main_task > await self._main_task() > File "/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py", line 480, in > _main_task > raise APIError(f"no audio frames were pushed for text: {self._pushed_text}") > livekit.agents._exceptions.APIError: no audio frames were pushed for text: Здравствуйте! Спасибо за внимание, я Богдан из ТонКоин. Могу > вкратце рассказать, как наша платформа поможет вам автоматизировать торговлю криптовалютой и получать пассивный доход. Хотите? > {"pid": 4512, "job_id": "AJ_okHmYFtYSr87", "room_id": "RM_ToR6saejvyJK"} > > ``` > > Traceback (most recent call last): > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py”, line 647, in **anext** > val = await self.\_event\_aiter. **anext** () > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > StopAsyncIteration > > During handling of the above exception, another exception occurred: > > Traceback (most recent call last): > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/utils/log.py”, line 17, in async\_fn\_logs > return await fn(\*args, \*\*kwargs) > ^^^^^^^^^^^^^^^^^^^^^^^^^ > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/voice/generation.py”, line 324, in \_tts\_inference\_task > pushed\_duration += await \_tts\_node\_inference(input\_segment, pushed\_duration) > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/opentelemetry/util/\_decorator.py”, line 71, in async\_wrapper > return await func(\*args, \*\*kwargs) # type: ignore > ^^^^^^^^^^^^^^^^^^^^^^^^^^^ > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/voice/generation.py”, line 280, in \_tts\_node\_inference > async for audio\_frame in tts\_node: > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/voice/agent.py”, line 490, in tts\_node > async for ev in stream: > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py”, line 650, in **anext** > raise exc # noqa: B904 > ^^^^^^^^^ > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py”, line 429, in \_traceable\_main\_task > await self.\_main\_task() > File “/Users/dmitrydyachenko/Desktop/auction/live-call/.venv/lib/python3.12/site-packages/livekit/agents/tts/tts.py”, line 480, in \_main\_task > raise APIError(f"no audio frames were pushed for text: {self.\_pushed\_text}") > livekit.agents.\_exceptions.APIError: no audio frames were pushed for text: Здравствуйте! Спасибо за внимание, я Богдан из ТонКоин. > 13:43:02.353 DEBUG… livekit.agents aec warmup expired, re-enabling interruptions {“pid”: 4512, “job\_id”: “AJ\_okHmYFtYSr87”, “room\_id”: “RM\_ToR6saejvyJK”} ---
**Author:** ![darryncampbell](https://sea1.discourse-cdn.com/flex001/user_avatar/community.livekit.io/darryncampbell/32/20_2.png) [@darryncampbell](https://community.livekit.io/u/darryncampbell)\ **Post date:** [March 30, 2026, 9:55am UTC](https://community.livekit.io/t/multylanguage-with-elevenlabs-not-working/706/2 "2026-03-30T09:55:49Z")
> 13:42:56.034 WARNI… livekit.agents failed to synthesize speech: LiveKit Inference TTS returned error: {“type”:“error”,“code”:“BAD\_REQUEST”,“data”:“A voice with voice\_id > zWSsRd3J6WyZFl12aGMB does not exist.”,“retryable”:false}, This log implies you are still using LiveKit inference. From your pastebin: > tts=inference.TTS( > model=“elevenlabs/eleven\_multilingual\_v2”, > voice=“zWSsRd3J6WyZFl12aGMB”, > language=“ru”, > extra\_kwargs={ > “stability”: 0.5, > “similarity\_boost”: 0.5, > “style”: 0.6, > “use\_speaker\_boost”: True, > }, > ), This should be something like: > tts=elevenlabs.TTS( > voice\_id=“zWSsRd3J6WyZFl12aGMB”, > model=“eleven\_multilingual\_v2” > > voice\_settings= (the parameters you listed under extra\_kwargs) > ) Taken from the docs page at [ElevenLabs TTS | LiveKit Documentation](https://docs.livekit.io/agents/models/tts/elevenlabs/#plugin)