Releases
Releases — page 3
Every stable release of the open-source Codex CLI (openai/codex) and of Claude Code (anthropics/claude-code) on GitHub, newest first. Each entry is a short summary of the official notes with a link to the full changelog. Latest: Codex 0.162.1 (9 Oct 2026) and Claude Code 2.1.296 (9 Oct 2026).
Short summaries here; each entry links to its version page and to the official release notes on GitHub.
Claude Code 2.1.271
Added fast mode in Claude Code Remote sessions (cloud and self-hosted runners): the host's fast-mode setting or /fast typed in the session applies where…
Official notes on GitHubClaude Code 2.1.270
Fixed read-only git commands in Bash unexpectedly asking for permission after a session had been running for a while (regression in 2.1.269)
Official notes on GitHubClaude Code 2.1.269
Added claude plugin eval: run a plugin's eval suite against Claude Code and get scored, reproducible results (JSON + HTML report); see claude plugin…
Official notes on GitHubClaude Code 2.1.268
Added to the Claude apps gateway: with pricing: set in gateway.yaml, signed-in Claude Code clients receive the same rates through managed settings, so /cost…
Official notes on GitHubCodex 0.154.0
GPT-6-Astra is now available in the model picker and Amazon Bedrock catalogs. (#42879, #42619) · Experimental worktree support lets you create isolated checkouts for…
Official notes on GitHubClaude Code 2.1.267
Added maxEffortLevel setting (top-level or per model under modelSettings): caps the effort level on every provider, including Bedrock, Vertex and Foundry; users can still…
Official notes on GitHubClaude Code 2.1.266
Fixed a 2.1.265 regression affecting LLM-gateway and proxy setups: the undocumented CLAUDE_CODE_USE_GATEWAY environment variable, previously ignored unless ANTHROPIC_BASE_URL and ANTHROPIC_AUTH_TOKEN were both set, began…
Official notes on GitHubClaude Code 2.1.265
Added user.email and user.groups to the telemetry Claude Desktop and Cowork send through a Claude apps gateway, matching terminal sessions · Added support for…
Official notes on GitHubClaude Code 2.1.263
Official notes on GitHubCodex 0.153.4
Fixed Astra’s visibility in the bundled model picker and made it the bundled default when no model is explicitly configured. (#42874) · Updated Astra’s…
Official notes on GitHubClaude Code 2.1.261
Added an "Organization policy" line to /status and claude doctor that says why your organization's policy could not be loaded, such as a proxy…
Official notes on GitHubCodex 0.153.3
Added GPT-6-Astra to the Amazon Bedrock model picker for Mantle and Runtime global/US routes. (#42805) · Corrected GPT-6-Astra’s guidance for asynchronous clarification questions to…
Official notes on GitHubCodex 0.153.2
Corrected the GPT-6-Astra Fast tier description to say “2x speed, increased usage” instead of “1.5x.” This changes only the displayed text, not how requests…
Official notes on GitHubClaude Code 2.1.260
Added a diff panel that opens beside the conversation in fullscreen mode and shows your uncommitted changes as Claude edits; toggle it with /diff…
Official notes on GitHubCodex 0.153.1
Added support for configuring GPT-6-Astra through the API without changing the default model or showing it in the model picker. (#42605) · Changelog ·…
Official notes on GitHubCodex 0.153.0
Vim mode now supports undo with u and redo with Ctrl+R, preserving complete drafts including pasted content and attachments. (#41941, #42140) · The plugin…
Official notes on GitHubClaude Code 2.1.259
Added managedMcpServers managed setting: organizations can provide HTTP/SSE MCP servers to every user (same entry shape as .mcp.json); entries that name a command to…
Official notes on GitHubClaude Code 2.1.258
Fixed Claude Code failing to launch on macOS 12 (Monterey), a regression introduced in 2.1.255 · Fixed remote and scheduled sessions failing with "user…
Official notes on GitHubCodex 0.152.1
Guardian approval review now honors Node REPL policies provided through model metadata.
Official notes on GitHubClaude Code 2.1.257
Added Claude Fable 5.1 (claude-fable-5-1), now the default Fable model — 1M context, $10/$50 per Mtok with $0.25/Mtok cache reads · Added "Time format"…
Official notes on GitHubAlso tracked: All news · Usage reset tracker · Blog