Starstruk Logo MarkStarstruk

livekit-agents@1.8.0

UNITRONIX/BetterDesklivekit-agents@1.8.0Sep 5, 2026by tinalenguyen

AI Summary

This release focuses on stability fixes for major providers (AWS, OpenAI, Google), improvements to voice agent behavior (handling interruptions, microphone tracks), and introduces new features like Vakyam TTS and updated STT models (AssemblyAI, Deepgram).

Key Highlights

  • Fixes for AWS Bedrock and Nova Sonic models to handle temperature/topP parameters.
  • Improvements to voice agent interruption handling, transcription delay reporting, and microphone track replacement.
  • New features: Vakyam TTS plugin, AssemblyAI universal-3-6-pro streaming model, and Deepgram Flux numerals/profanity options.
  • Telemetry improvements including full OTel GenAI semantic conventions.

New Features

  • Vakyam TTS plugin
  • AssemblyAI universal-3-6-pro streaming model
  • Deepgram Flux numerals, profanity_filter, and redact options
  • Twilio connector warm transfer
  • Full OTel GenAI semantic conventions

Full Release Notes

## What's Changed
* fix(llm): tolerate unparseable stored tool-call arguments in Anthropic/Google/AWS formatters by @PranavMishra28 in https://github.com/livekit/agents/pull/6321
* aws: omit temperature/topP for Bedrock models that reject them by @rrfunde in https://github.com/livekit/agents/pull/6947
* fix(tests): settle genai client finalizers in the test that owns them by @helin-mktech in https://github.com/livekit/agents/pull/6882
* fix(gradium): update parameters by @timpratim in https://github.com/livekit/agents/pull/7014
* fix(xai): reject FileSearch plus collections_search or file_search by @mehrdroid in https://github.com/livekit/agents/pull/6998
* fix(aws): import AsyncBedrockRuntimeClient for bedrock-runtime 0.10+ by @libaojiang in https://github.com/livekit/agents/pull/7002
* chore: remove unused segment_uuid and speech_uuid helpers by @detail-app[bot] in https://github.com/livekit/agents/pull/7021
* fix: handle RoomIO microphone track replacement by @chenghao-mou in https://github.com/livekit/agents/pull/6744
* fix(openai): handle incomplete Responses events by @dawNotPoi in https://github.com/livekit/agents/pull/7024
* fix: correctly handle SIGTERM/SIGINT even when sync functions block by @davidzhao in https://github.com/livekit/agents/pull/7034
* avoid shutting down third-party otel providers by @davidzhao in https://github.com/livekit/agents/pull/7033
* fix(mistralai): support assistant-ending chat contexts by @mikemikimike in https://github.com/livekit/agents/pull/7036
* feat(deepgram): add numerals, profanity_filter, and redact options to STTv2 (Flux) by @vadimatmurphy in https://github.com/livekit/agents/pull/6993
* fix(openai): close the STT's websocket connection pool by @Rehansanjay in https://github.com/livekit/agents/pull/7023
* fix: retry connection pool prewarm after failure by @jstar0 in https://github.com/livekit/agents/pull/6969
* fix(plugins): redact API keys from rejected websocket handshakes by @aniketwaghh in https://github.com/livekit/agents/pull/7032
* fix(elevenlabs): don't forward re-sent partial transcripts by @captainbanan in https://github.com/livekit/agents/pull/6922
* fix: transcription_delay reported as ~0 with the default VAD by @davidzhao in https://github.com/livekit/agents/pull/6557
* feat(ultravox): implement say() via ForcedAgentMessage by @ssgutierrez42 in https://github.com/livekit/agents/pull/7001
* fix: disable default AGC with noise cancellation by @chenghao-mou in https://github.com/livekit/agents/pull/7064
* refactor(hotel_receptionist): split scenarios into scoped and open-ended files by @u9g in https://github.com/livekit/agents/pull/7065
* feat(google): support custom prompt config for STT chirp_3 by @kechako in https://github.com/livekit/agents/pull/7055
* fix(simplismart): close the streams the STT collects by @Rehansanjay in https://github.com/livekit/agents/pull/7012
* feat(metrics): expose reasoning_tokens in LLM metrics and traces by @s-hamdananwar in https://github.com/livekit/agents/pull/7068
* docs: add --audio_eot to documented CI unit gate command by @detail-app[bot] in https://github.com/livekit/agents/pull/7070
* fix(voice): flush recorder resampler tails at run end by @dajiaohuang in https://github.com/livekit/agents/pull/7047
* fix(aws): pin the CRT transport for Nova Sonic by @longcw in https://github.com/livekit/agents/pull/7076
* fix(voice): cancel parked preemptive generation before pausing the activity by @uuzzrm in https://github.com/livekit/agents/pull/6865
* fix(avatar): recover DataStreamAudioReceiver from a lost stream trailer by @jasper-face-up in https://github.com/livekit/agents/pull/7007
* Bump livekit 1.1.17 by @cnderrauber in https://github.com/livekit/agents/pull/7078
* feat: twilio connector warm transfer by @anunaym14 in https://github.com/livekit/agents/pull/6283
* fix: resolve transcript-only amd greetings at eot by @chenghao-mou in https://github.com/livekit/agents/pull/7026
* fix(cartesia): ignore stale frames from previous contexts on pooled websockets by @Panmax in https://github.com/livekit/agents/pull/7081
* feat(elevenlabs): add secondary_languages for Scribe v2 realtime STT by @tinalenguyen in https://github.com/livekit/agents/pull/7086
* fix(llm): keep falsy tool return values in make_function_call_output by @Osamaali313 in https://github.com/livekit/agents/pull/6551
* fix(google): don't let closing the TTS input generator mask the real error by @avionicharshit-byte in https://github.com/livekit/agents/pull/7041
* fix(aws): restore Transcribe STT on transcribe-streaming 0.11 by @longcw in https://github.com/livekit/agents/pull/7094
* fix(google): route Gemma 4 thinking through thinking_level by @longcw in https://github.com/livekit/agents/pull/7095
* fix(inworld): keep a reference to the prewarm task and cancel it on close by @Rehansanjay in https://github.com/livekit/agents/pull/7050
* chore(deps): update dependency nltk to v3.10.3 [security] by @renovate[bot] in https://github.com/livekit/agents/pull/7091
* feat(assemblyai): add universal-3-6-pro streaming model by @dlange-aai in https://github.com/livekit/agents/pull/7100
* Remove deprecated Hedra avatar plugin by @bcherry in https://github.com/livekit/agents/pull/7084
* feat(phonic): add update_options for mid-session config changes by @arunwpm-work in https://github.com/livekit/agents/pull/7089
* chore(lint): enable RUF006 so dangling asyncio tasks fail CI by @Rehansanjay in https://github.com/livekit/agents/pull/7054
* tests: stop room tests hanging on macOS by @longcw in https://github.com/livekit/agents/pull/6857
* feat: add Vakyam TTS plugin by @Adithya-Sakaray in https://github.com/livekit/agents/pull/7009
* fix(hotel_receptionist): stop a restaurant modification silently resizing the party by @u9g in https://github.com/livekit/agents/pull/6806
* chore(inference): remove ElevenLabs models after the gateway brownout by @chenghao-mou in https://github.com/livekit/agents/pull/7106
* feat(assemblyai): surface end_of_turn_confidence on SpeechData.metadata by @gsharp-aai in https://github.com/livekit/agents/pull/7107
* fix(voice): stop the recorder writing over audio still in the resampler by @longcw in https://github.com/livekit/agents/pull/7079
* fix: timestamp say transcripts at speech start by @chenghao-mou in https://github.com/livekit/agents/pull/7110
* fix: restore endpointing overlap when agent speech resumes by @chenghao-mou in https://github.com/livekit/agents/pull/6939
* fix: exclude agent speech from dynamic endpointing pauses by @chenghao-mou in https://github.com/livekit/agents/pull/7061
* fix: preserve forkserver copy-on-write sharing by @chenghao-mou in https://github.com/livekit/agents/pull/7120
* feat(phonic): export LiveKit tools for the Responses API by @elizabeth-phonic in https://github.com/livekit/agents/pull/7112
* fix: release stale transcript gates and playout pauses by @chenghao-mou in https://github.com/livekit/agents/pull/7083
* fix: restore speaking state when releasing playout pause by @chenghao-mou in https://github.com/livekit/agents/pull/7087
* feat(telemetry): full OTel GenAI semantic conventions + in-process PII stripping by @theomonnom in https://github.com/livekit/agents/pull/7104
* livekit-agents@1.8.0 by @github-actions[bot] in https://github.com/livekit/agents/pull/7123

## New Contributors
* @PranavMishra28 made their first contribution in https://github.com/livekit/agents/pull/6321
* @rrfunde made their first contribution in https://github.com/livekit/agents/pull/6947
* @helin-mktech made their first contribution in https://github.com/livekit/agents/pull/6882
* @timpratim made their first contribution in https://github.com/livekit/agents/pull/7014
* @mehrdroid made their first contribution in https://github.com/livekit/agents/pull/6998
* @libaojiang made their first contribution in https://github.com/livekit/agents/pull/7002
* @dawNotPoi made their first contribution in https://github.com/livekit/agents/pull/7024
* @Rehansanjay made their first contribution in https://github.com/livekit/agents/pull/7023
* @jstar0 made their first contribution in https://github.com/livekit/agents/pull/6969
* @aniketwaghh made their first contribution in https://github.com/livekit/agents/pull/7032
* @dajiaohuang made their first contribution in https://github.com/livekit/agents/pull/7047
* @jasper-face-up made their first contribution in https://github.com/livekit/agents/pull/7007
* @Osamaali313 made their first contribution in https://github.com/livekit/agents/pull/6551
* @avionicharshit-byte made their first contribution in https://github.com/livekit/agents/pull/7041
* @Adithya-Sakaray made their first contribution in https://github.com/livekit/agents/pull/7009
* @elizabeth-phonic made their first contribution in https://github.com/livekit/agents/pull/7112

**Full Changelog**: https://github.com/livekit/agents/compare/livekit-agents@1.7.1...livekit-agents@1.8.0