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v1.4.437

danielmiessler/Fabricv1.4.437Mar 16, 2026by github-actions[bot]

AI Summary

A new Codex vendor plugin has been added, enabling OpenAI OAuth authentication with browser-based login.

Key Highlights

  • Implemented OpenAI OAuth PKCE flow with browser-based login.
  • Added automatic token refresh logic on 401 errors.
  • Exposed shared `BuildResponseParams` and `ExtractText` helpers.

New Features

  • Codex vendor with OpenAI OAuth

Full Release Notes

## Changes

### PR [#2056](https://github.com/danielmiessler/Fabric/pull/2056) by [mikaelpr](https://github.com/mikaelpr) and [ksylvan](https://github.com/ksylvan): feat: add Codex vendor with OpenAI OAuth

- Add new Codex AI vendor plugin with OpenAI OAuth PKCE flow
- Implement browser-based login with automatic token refresh on 401
- Allow explicit Codex model selection bypassing model listing
- Expose shared OpenAI `BuildResponseParams` and `ExtractText` helpers, and move system/developer messages into Codex `instructions` field
- Add comprehensive unit tests for Codex OAuth, streaming, and retry
- New internationalization keys added for all 11 languages.