Add OpenAI provider tools

[rosetta-livekit-bot]

Summary

• Add OpenAI provider tool classes for Responses API web search, file search, and code interpreter
• Serialize OpenAI provider tools alongside function tools in HTTP and WebSocket Responses streams
• Add an OpenAI plugin changeset

Stacked on #1576 for the ProviderTool base abstraction.

Test plan

• pnpm exec prettier --check .changeset/openai-provider-tools.md plugins/openai/src/index.ts plugins/openai/src/responses/llm.ts plugins/openai/src/ws/llm.ts plugins/openai/src/tools.ts plugins/openai/src/tool_utils.ts
• pnpm --filter @livekit/agents-plugins-test build
• pnpm --filter @livekit/agents-plugin-silero build
• pnpm --filter @livekit/agents-plugin-openai build
• pnpm --filter @livekit/agents-plugin-openai lint (warnings only, pre-existing)

Note: pnpm --filter @livekit/agents-plugin-openai api:check currently fails on existing export * as ___ declarations in dist/index.d.ts, before reaching this change.

[changeset-bot]

🦋 Changeset detected

Latest commit: 812f4cd

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 31 packages

Name	Type
@livekit/agents-plugin-openai	Major
@livekit/agents-plugin-anam	Major
@livekit/agents-plugin-cartesia	Major
@livekit/agents-plugin-cerebras	Major
@livekit/agents-plugin-elevenlabs	Major
@livekit/agents-plugin-fishaudio	Major
@livekit/agents-plugin-google	Major
@livekit/agents-plugin-hume	Major
@livekit/agents-plugin-inworld	Major
@livekit/agents-plugin-neuphonic	Major
@livekit/agents-plugin-rime	Major
@livekit/agents-plugin-sarvam	Major
@livekit/agents-plugin-xai	Major
@livekit/agents	Major
@livekit/agents-plugin-assemblyai	Major
@livekit/agents-plugin-baseten	Major
@livekit/agents-plugin-bey	Major
@livekit/agents-plugin-deepgram	Major
@livekit/agents-plugin-hedra	Major
@livekit/agents-plugin-lemonslice	Major
@livekit/agents-plugin-liveavatar	Major
@livekit/agents-plugin-livekit	Major
@livekit/agents-plugin-minimax	Major
@livekit/agents-plugin-mistral	Major
@livekit/agents-plugin-mistralai	Major
@livekit/agents-plugin-phonic	Major
@livekit/agents-plugin-resemble	Major
@livekit/agents-plugin-runway	Major
@livekit/agents-plugin-silero	Major
@livekit/agents-plugin-trugen	Major
@livekit/agents-plugins-test	Major

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[devin-ai-integration]

✅ Devin Review: No Issues Found

Devin Review analyzed this PR and found no potential bugs to report.

View in Devin Review to see 4 additional findings.

[rosetta-livekit-bot]

Added focused unit coverage for toResponsesTools: function tool serialization, OpenAI provider tool serialization, and skipping non-OpenAI provider tools.

[rosetta-livekit-bot]

Checked Devin’s finding and it was valid: CodeInterpreter now omits container when unset, with a focused test covering the default serialization case.

[devin-ai-integration]

Devin Review found 1 new potential issue.

View 8 additional findings in Devin Review.

[toubatbrian]

Verified using agents-cli. Everything works good.