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[Workers AI] Sync models, add Chat Completions support for GPT-OSS, enumerate tool calling bug fixes#28383

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workers-ai-models-sync
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[Workers AI] Sync models, add Chat Completions support for GPT-OSS, enumerate tool calling bug fixes#28383
mchenco wants to merge 1 commit intoproductionfrom
workers-ai-models-sync

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@mchenco
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@mchenco mchenco commented Feb 17, 2026

Model API Sync (45 files)

  • Content field fix: Changed from string to oneOf (string/array) for multi-modal support across 40+ models
  • GPT-OSS-120B/20B: Added Chat Completions API support via /ai/run (dynamic) and /v1/chat/completions
  • qwen3-embedding-0.6b: Added context_window property
  • whisper-large-v3-turbo: Added async_queue and new transcription parameters

Release Notes

  • Added 2026-02-17 entry covering GPT-OSS Chat Completions support and all bug fixes.

UI Updates

  • GPT-OSS model pages now show note about three API format options

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This pull request requires reviews from CODEOWNERS as it changes files that match the following patterns:

Pattern Owners
*.astro @cloudflare/content-engineering, @kodster28
/src/content/release-notes/workers-ai.yaml @kathayl, @mchenco, @cloudflare/pcx-technical-writing
/src/content/workers-ai-models/ @craigsdennis, @cloudflare/content-engineering, @cloudflare/pcx-technical-writing, @kodster28

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github-actions bot commented Feb 17, 2026

- Update 45 model files with content field oneOf schema fixes
- Add Chat Completions API support for gpt-oss-120b and gpt-oss-20b
- Add API format documentation to GPT-OSS model pages
- Update changelog with release notes for Chat Completions support
@mchenco mchenco force-pushed the workers-ai-models-sync branch from 6831389 to be0dc5d Compare February 17, 2026 03:26
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