0.55.0

Highlights

#6222 reverted #6189, fixing #6220 (and other similar reports of the Codex CLI failing to start on Linux).

Merged PRs

• #6222 Revert "fix: pin musl 1.2.5 for DNS fixes"
• #6208 ignore deltas in codex_delegate

0.54.0

⚠️ WARNING: Attempting to pin musl 1.2.5 for DNS fixes in #6189 turned out to be the wrong fix. We reverted it in #6222 and published 0.55.0.

Otherwise, this release was mostly bugfixes and documentation tweaks.

Merged PRs

• #6189 fix: pin musl 1.2.5 for DNS fixes (#6189)
• #6202 fix: ignore reasoning deltas because we send it with turn item (#6202)
• #6175 [App-server] v2 for account/updated and account/logout (#6175)
• #6156 Fix is_api_message to correctly exclude reasoning messages (#6156)
• #4453 Follow symlinks during file search (#4453)
• #5175 docs: add example config.toml (#5175)
• #6180 fix: --search shouldn't show deprecation message (#6180)
• #6143 Fixed notify handler so it passes correct input_messages details (#6143)
• #6171 log sandbox commands to $CODEX_HOME instead of cwd (#6171)
• #5996 feat: add the time after aborting (#5996)
• #5541 tui: refine text area word separator handling (#5541)
• #6167 Do not skip trust prompt on Windows if sandbox is enabled. (#6167)
• #6129 feat: add options to responses-api-proxy to support Azure (#6129)
• #6161 Include reasoning tokens in the context window calculation (#6161)
• #6051 Fix rmcp client feature flag reference (#6051)
• #6159 Fix typo in error message for OAuth login (#6159)
• #5685 Add documentation for slash commands in docs/slash_commands.md. (#5685)
• #6111 fix: improve usage URLs in status card and snapshots (#6111)
• #6124 Fix "archive conversation" on Windows (#6124)
• #6137 chore(deps): bump actions/upload-artifact from 4 to 5 (#6137)
• #4903 fix: pasting api key stray character (#4903)
• #6131 Fix incorrect "deprecated" message about experimental config key (#6131)
• #6091 Changes to sandbox command assessment feature based on initial experiment feedback (#6091)
• #5956 Parse the Azure OpenAI rate limit message (#5956)
• #5649 docs: Fix link anchor and markdown format in advanced guide (#5649)
• #5659 Fixing small typo in docs (#5659)
• #5935 tui: patch crossterm for better color queries (#5935)
• #6050 [codex][app-server] improve error response for client requests (#6050)
• #4973 docs: fix broken link in contributing guide (#4973)
• #6027 feat: compactor 2 (#6027)
• #6052 Add warning on compact (#6052)
• #6043 chore: Add shell serialization tests for json (#6043)
• #5979 Truncate total tool calls text (#5979)
• #4797 docs: "Configuration" is not belongs "Getting started" (#4797)
• #4804 chore(deps): bump indexmap from 2.10.0 to 2.11.4 in /codex-rs (#4804)
• #4802 chore(deps): bump anyhow from 1.0.99 to 1.0.100 in /codex-rs (#4802)
• #4800 chore(deps): bump actions/checkout from 4 to 5 (#4800)
• #4801 chore(deps): bump actions/github-script from 7 to 8 (#4801)
• #6045 fix: brew upgrade link (#6045)
• #6034 test: undo (#6034)
• #4426 chore(deps): bump thiserror from 2.0.16 to 2.0.17 in /codex-rs (#4426)
• #6010 Update user instruction message format (#6010)
• #4266 fix(tui): propagate errors in insert_history_lines_to_writer (#4266)

0.54.0-alpha.3

rust-v0.54.0-alpha.3

Release 0.54.0-alpha.3

0.54.0-alpha.2

rust-v0.54.0-alpha.2

Release 0.54.0-alpha.2

0.53.0

Highlights

• Fixing error 400 issues
• Improve sandboxing for Java

PRs

#5897 – codex: add developer instructions
#5939 – app-server: remove serde(skip_serializing_if = "Option::is_none") annotations
#3754 – docs: add missing period
#5976 – hygiene: remove include_view_image_tool config
#3987 – fix: update Seatbelt policy for Java on macOS
#4905 – Windows Sandbox alpha version
#5997 – build: bump Windows stack size to 8 MB
#5986 – remove last-turn reasoning filtering
#6005 – app-server: split API types into v1 and v2
#6002 – feat: add /exit slash-command alias for quit
#6000 – rate-limit errors now return absolute time
#4144 – docs: fix markdown list spacing in review_prompt.md
#6007 – override verbosity for gpt-5-codex

0.54.0-alpha.1

rust-v0.54.0-alpha.1

Release 0.54.0-alpha.1

0.52.0

Highlights

• TUI polish: queued messages visible during streaming; Windows auto-mode guidance; undo op; compaction prompt configurable.
• Images: client-side image resizing; prevent crashes with MIME verification; SDK image forwarding tests re-enabled.
• Execute commands directly with !<cmd>
• Ability to buy credits for more usage. More information

Other improvements

• Auth: new CLI auth storage abstraction with keyring support and configurable backend.
• App server: GetConversationSummary RPC; fetch/resume conversation summaries by id; refined account/protocol types.
• Execution/events: item streaming events; ghost commits; clearer deprecation warnings; better token refresh handling and logs.
• Conversation management: centralized truncation for all tool outputs; filter out prior-turn reasoning; annotate conversations with model_provider.

List of merged PRs

1. Log HTTP Version in #5475
2. feat: local tokenizer in #5508
3. chore: drop approve all in #5503
4. [MCP] Add support for specifying scopes for MCP oauth in #5487
5. chore: clean spec tests in #5517
6. [MCP] Remove the legacy stdio client in favor of rmcp in #5529
7. [app-server] send account/rateLimits/updated notifications in #5477
8. Fix unified exec session id test helper in #5535
9. [app-server] add new account method API stubs in #5527
10. chore: clean handle_container_exec_with_params in #5516
11. fix: approval issue in #5525
12. tui: show aggregated output in display in #5539
13. Handle cancelling/aborting while processing a turn in #5543
14. chore: testing on apply_path in #5557
15. feat: use actual tokenizer for unified_exec truncation in #5514
16. feat: end events on unified exec in #5551
17. Use Option symbol for mac key hints in #5582
18. Moving token_info to ConversationHistory in #5581
19. [MCP] Update rmcp to 0.8.3 in #5542
20. [MCP] Improve startup errors for timeouts and github in #5595
21. fix: flaky tests in #5625
22. adding messaging for stale rate limits + when no rate limits are cached in #5570
23. Add CodexHttpClient wrapper with request logging in #5564
24. [app-server] fix account/read response annotation in #5642
25. Add instruction for upgrading codex with brew in #5640
26. Log more types of request IDs in #5645
27. Added model summary and risk assessment for commands that violate sandbox policy in #5536
28. [MCP] Redact environment variable values in /mcp and mcp get in #5648
29. [MCP] Properly gate login after mcp add with experimental_use_rmcp_client in #5653
30. [codex][app-server] introduce codex/event/raw_item events in #5578
31. Fixed flaky unit test in #5654
32. Improve feedback in #5661
33. Followup feedback in #5663
34. Skip flaky test in #5680
35. Added support for sandbox_mode in profiles in #5686
36. Reduced runtime of unit test that was taking multiple minutes in #5688
37. [MCP] Minor docs clarifications around stdio tokens in #5676
38. fix: use codex-exp prefix for experimental models and consider codex- models to be production in #5797
39. fix: revert "[app-server] fix account/read response annotation (#5642)" in #5796
40. Add feedback upload request handling in #5682
41. feat: annotate conversations with model_provider for filtering in #5658
42. feat: update NewConversationParams to take an optional model_provider in #5793
43. feat: undo wiring in #5630
44. feat: async ghost commit in #5618
45. feat: TUI undo op in #5629
46. nit: doc on session task in #5809
47. chore: undo nits in #5631
48. fix: test yield time in #5811
49. feat: introduce GetConversationSummary RPC in #5803
50. feat: return an error if unknown enabled/disabled feature in #5817
51. Made token refresh code resilient to missing id_token in #5782
52. [Auth] Introduce New Auth Storage Abstraction for Codex CLI in #5569
53. feat: support verbosity in model_family in #5821
54. [Auth] Add keyring support for Codex CLI in #5591
55. Centralize truncation in conversation history in #5652
56. fix: move account struct to app-server-protocol and use camelCase in #5829
57. [MCP] Render MCP tool call result images to the model in #5600
58. fix image drag drop in #5794
59. Truncate the content-item for mcp tools in #5835
60. feat(tui): clarify Windows auto mode requirements in #5568
61. [Auth] Choose which auth storage to use based on config in #5792
62. chore: speed-up pipeline in #5812
63. chore: drop useless shell stuff in #5848
64. chore: use anyhow::Result for all app-server integration tests in #5836
65. chore: decompose submission loop in #5854
66. fix advanced.md in #5833
67. tui: show queued messages during response stream in #5540
68. Filter out reasoning items from previous turns in #5857
69. revert #5812 release file in #5887
70. remove beta experimental header in #5892
71. Fixed bug that results in a sporadic hang when attaching images in #5891
72. verify mime type of images in #5888
73. [app-server] Annotate more exported types with a title in #5879
74. [App Server] Allow fetching or resuming a conversation summary from the conversation id in #5890
75. [codex][app-server] resume conversation from history in #5893
76. Refresh tokens more often and log a better message when both auth and token refresh fails in #5655
77. fix(windows-path): preserve PATH order; include core env vars in #5579
78. chore: merge git crates in #5909
79. feat: deprecation warning in #5825
80. feat: add output even in sandbox denied in #5908
81. Add missing "nullable" macro to protocol structs that contain optional fields in #5901
82. Add a wrapper around raw response items in #5923
83. fix: icu_decimal version in #5919
84. chore: config editor in #5878
85. Delegate review to codex instance in #5572
86. [exec] Add MCP tool arguments and results in #5899
87. Add item streaming events in #5546
88. Re-enable SDK image forwarding test in #5934
89. ignore agent message deltas for the review mode in #5937
90. asdf in #5940
91. Add debug-only slash command for rollout path in #5943
92. Add debug-only slash command for rollout path in #5936
93. Send delegate header in #5942
94. chore: unify config crates in #5958
95. Pass initial history as an optional to codex delegate in #5950
96. feat: compaction prompt configurable in #5959
97. nit: log rmcp_client in #5978
98. chore: testing on freeform apply_patch in https://github.com/ope...

0.53.0-alpha.1

rust-v0.53.0-alpha.1

Release 0.53.0-alpha.1

0.51.0-alpha.11

rust-v0.51.0-alpha.11

Release 0.51.0-alpha.11

0.51.0-alpha.10

rust-v0.51.0-alpha.10

Release 0.51.0-alpha.10