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livekit-agents@1.6.4

mayswind/ezbookkeepinglivekit-agents@1.6.4Jun 24, 2026by chenghao-mou

AI Summary

A maintenance release addressing critical stability issues in the Turn Detector and agent handoff process. It ensures STT input anchors are preserved during handoffs and improves error handling for connection failures.

Key Highlights

  • Critical fix: STT input anchor preservation during agent handoff for versions 1.5.14 to 1.6.3.
  • Turn detector retry logic improvements to prevent hanging on EOT errors.
  • New Protoface avatar plugin integration.
  • Updates to LiveKit SDK and local-inference dependencies.

New Features

  • Protoface avatar plugin
  • Hotel Receptionist Scenario Expansion

Full Release Notes

## What's Changed

### Bug fixes

**Turn Detector**
* disable retry for eot errors by @chenghao-mou in https://github.com/livekit/agents/pull/6195
* disable eot connection error retry too by @chenghao-mou in https://github.com/livekit/agents/pull/6196

**Turn handling/committing**
* fix(agents): keep STT input anchor on the pipeline across handoff by @chenghao-mou in https://github.com/livekit/agents/pull/6207 

>[!WARNING]
> users are advised to upgrade if you use agent handoff with STT and are on 1.5.14 ~ 1.6.3

### Other updates

**Core**
* chore(deps): update livekit dependency by @chenghao-mou in https://github.com/livekit/agents/pull/6194
* chore(example): update otel trace example by @chenghao-mou in https://github.com/livekit/agents/pull/6178
* chore(dep): update local-inference dep by @chenghao-mou in https://github.com/livekit/agents/pull/6214
* update livekit version by @chenghao-mou in https://github.com/livekit/agents/pull/6217
* Hotel Receptionist Scenario Expansion by @ShayneP in https://github.com/livekit/agents/pull/6186

**Plugins**
* chore(elevenlabs): update `language_code` doc to remove error case by @inickt in https://github.com/livekit/agents/pull/6197
* (xai realtime): set text modality by @tinalenguyen in https://github.com/livekit/agents/pull/6198
* fix(google): clean up STT input frame task by @gyx09212214-prog in https://github.com/livekit/agents/pull/6193
* feat: add Protoface avatar plugin by @protoface-team in https://github.com/livekit/agents/pull/6164

**Version update** 
* livekit-agents@1.6.4 by @github-actions[bot] in https://github.com/livekit/agents/pull/6218

## New Contributors
* @gyx09212214-prog made their first contribution in https://github.com/livekit/agents/pull/6193
* @protoface-team made their first contribution in https://github.com/livekit/agents/pull/6164

**Full Changelog**: https://github.com/livekit/agents/compare/livekit-agents@1.6.3...livekit-agents@1.6.4