Codex release notes
Browse Codex release summaries and publication dates. Codex 0.159.2 through Codex 0.150.1. Open each official GitHub release for the complete changelog.
Saved release summaries, not complete changelogs. Each entry links to the official release; new entries appear after a successful sync.
Codex 0.159.2
Suppressed console windows flashing on Windows when Codex launches background processes and sandboxed commands. (#49385) · Changelog · 49385 [0.159] Backport Windows console suppression…
Read the official release notesCodex 0.159.1
Added GPT-6.1 Sol as the default model in the bundled catalog and Amazon Bedrock Mantle and Runtime catalogs. (#49323, #49342) · Changelog · 49323…
Read the official release notesCodex 0.159.0
Opt-in instant_interrupt lets new input steer Codex during model responses or long-running code-mode calls. (#48135, #48141) · New sessions get a compact welcome screen…
Read the official release notesCodex 0.158.0
Configure copy-on-select and right-click paste in the fullscreen TUI. Copied transcript selections now preserve Markdown formatting. (#47639, #47896, #48118) · Connect to MCP servers…
Read the official release notesCodex 0.157.1
Chores · Release highlights could not be determined: the supplied PR index is empty, and the GitHub tag comparison returned 404. · Changelog
Read the official release notesCodex 0.157.0
Added GPT-6 Sol and Luna, including Amazon Bedrock support and migration prompts for older models. (#47332, #47347) · Enabled fullscreen transcripts by default and…
Read the official release notesCodex 0.156.1
Choose GPT-6 Sol or GPT-6 Luna from the model picker. The rate-limit switch prompt now recommends GPT-6 Luna. (#47405) · Changelog · 47405 [hotfix…
Read the official release notesCodex 0.156.0
Choose an optional fullscreen UI with /tui for your next launch, including transcript search, mouse selection, and right-click copying. (#46732, #46734, #46883, #46895) ·…
Read the official release notesCodex 0.155.1
New local TUI sessions now leave reasoning summaries disabled by default, fixing request rejection by providers that do not support them. Explicit reasoning-summary settings…
Read the official release notesCodex 0.155.0
Added experimental /voice conversations with live transcripts and microphone controls on supported builds, enabled through /experimental. (#43581, #43651, #44331) · The TUI now shows…
Read the official release notesCodex 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…
Read the official release notesCodex 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…
Read the official release notesCodex 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…
Read the official release notesCodex 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…
Read the official release notesCodex 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 ·…
Read the official release notesCodex 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…
Read the official release notesCodex 0.152.1
Guardian approval review now honors Node REPL policies provided through model metadata.
Read the official release notesCodex 0.152.0
Vim mode supports / and ? searches within drafts, highlighted matches, and repeat navigation with n and N. (#41586) · Rate-limit banners offer actions…
Read the official release notesCodex 0.151.0
Added a configurable grace period for discovering tools from optional MCP servers. (#41199) · Extensions can now inspect or replace MCP tool results before…
Read the official release notesCodex 0.150.1
Remote compaction now counts retained images toward its token budget by default, trimming older images as needed. (#41003) · Changelog · 41003 Backport retained-image…
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