codex

New Features and Major Changes

• Added support for the Google Cloud Vertex AI built-in provider (model_provider = "gcp").
• Backported and added the GPT-6.1 Terra model to the catalog.
• Enabled memory v2 by default for new profiles and introduced support for importing external agent memory.
• Enabled changing reasoning effort during conversations by default for supported models.
• Added repository filter and directory grouping to the TUI to improve session navigation across linked worktrees.
• Added experimental attached thread forks to the app-server API.
• Introduced network proxy MITM hooks supporting AWS SigV4 signing and bounded request bodies.
• Integrated Bazel CI and updated Bazelisk 1.30.0 and uv 0.13.5.

Bug Fixes

• Fixed an issue where new TUI sessions did not respect the server default approval reviewer.
• Fixed the logic for preserving TUI preference edits when execution settings are invalid.
• Cancel remote MCP tool requests when local response futures are dropped.
• Prevented restarting queued agent messages after an interrupt or switching to Plan mode.
• Stopped retrying and preserved messages when a model not found error occurred.
• Fixed a Marketplace URL validation flaw (blocking Git connections to hosts outside allowed patterns).

Other

• Improved caching for Codex auth and managed secrets decryption.
• Prepared TUI for multi-backend session acceptance and Guardian reviewer event delivery.
• Prevented EMA auth checks from blocking during account refresh.
• Updated @modelcontextprotocol/sdk to 1.32.0 and pinned Linux artifact signing to Cosign v3.1.4.