agents

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5-6 seconds delay with telephony agent

2

### Bug Description I have whisper stt with faster whisper, local llm model qwen3 14b and elevenlabs tts. stt transcibe works fine 120-150 ms for transcribe. llm's first token also...

cyber-goka

Possible Regression: OpenAI Realtime Tool calls do not take presidence over existing messages

9

### Bug Description We have described the issue in detail with a reproducible example on this thread: https://livekit-users.slack.com/archives/C07FY8WHGPM/p1763131483879169?thread_ts=1761729135.359359&cid=C07FY8WHGPM @darryncampbell suggested we open an issue to get thoughts of the dev...

bml1g12

Multiple traces created for a single LiveKit call instead of one unified trace

4

Hi team, I’m integrating Langfuse with LiveKit, and I’m running into an issue with trace management. Currently, for a single call/session in LiveKit, Langfuse is automatically creating multiple traces instead...

gulamsarvar-bluebash

How to measure latency properly?

5

### Feature Type Nice to have ### Feature Description I'd like to improve the docs for measuring latency [here](https://docs.livekit.io/agents/build/metrics/#measuring-conversation-latency) and for my own sake. In theory the formula is: ```...

marctorsoc

Sporadically seeing "Error in _play_task" from Background Audio player

3

Hey, we see the following error every now and then: ``` 2025-10-08 15:30:30,524 - ERROR livekit.agents - Error in _play_task Traceback (most recent call last): File "/.venv/lib/python3.12/site-packages/livekit/agents/utils/log.py", line 16, in...

danielgrittner

wip: advanced preprocessing [english]

1

Additional TTS preprocessing for: - Brackets - removes HTML-like tags: "Hello \world" → "Hello world" - Replace newlines with periods - converts line breaks: "First\nSecond" → "First Second" - Format...

Hormold

notable: - used TaskGroup to orchestrate detail collection - use Luhn's algorithm to validate credit card numbers - can automatically detect whether the card issuer is Mastercard, American Express, Visa,...

tinalenguyen

toubatbrian

Tool Call Results Lost During User Interruption Leading to Duplicate Executions

4

```markdown ## 🐛 Bug Report: Tool Call Results Lost During User Interruption ### Summary When a user interrupts the agent during or immediately after tool execution, the completed tool calls...

jiahao6635

Voicemail detection plugin / extension similar to Pipecat's VoicemailDetector

3

We are running livekit agents in production across thousands of answered calls per day. However 30% of calls are either voicemail or iOS 26 Call Screening bots. This is worsening...

arpanpreneur