OpenAI Codex CLI Files

Highlights:

• New UI refresh! Updated chat composer, bottom pane, model picker, and upgrade nudge (#4240, [#4316], [#4178], [#4405])
• Custom prompts now support named & positional arguments (#4474, [#4470])
• Add support for streamable HTTP MCP servers (#4317)
• (experimental) Reduce repetitive approval for read-only commands on Windows (#4269)

• (very experimental) Manage cloud tasks with codex cloud (#3197)

• many more fixes and improvements

Full list of merged PRs:

• [#4642] Nit: Pop model effort picker on esc
• [#4641] Move gpt-5-codex to top
• [#4639] Fix tab+enter regression on slash commands
• [#4619] feat: add file name to fuzzy search response
• [#4629] tui: • Working, 100% context dim
• [#4633] Use supports_color in codex exec
• [#4636] Enable codex workflows
• [#4638] Update issue-deduplicator.yml
• [#4571] feat: write pid in addition to port to server info
• [#4635] Deduplicator fixes
• [#4627] fix false "task complete" state during agent message
• [#4634] Bump codex version in actions to latest
• [#4610] Rename assistant message to agent message and fix item type field naming
• [#4630] Use GH cli to fetch current issue
• [#4622] tui: tweaks to dialog display
• [#4628] Add issue deduplicator workflow
• [#4585] Minor cleanup of codex exec output
• [#4626] Revert "chore: sandbox extraction"
• [#4621] Add issue labeler workflow
• [#4583] Add a separate exec doc
• [#4612] Separate interactive and non-interactive sessions
• [#4178] Make model switcher two-stage
• [#4475] show "Viewed Image" when the model views an image
• [#4586] normalize key hints
• [#4584] Fix status usage ratio
• [#4454] fix: handle JSON Schema in additionalProperties for MCP tools
• [#4615] Support CODEX_API_KEY for codex exec
• [#4569] fix: update the gpt-5-codex prompt to be more explicit that it should always used fenced code blocks info tags
• [#4579] Store settings on the thread instead of turn
• [#4572] Include request ID in the error message
• [#4577] canonicalize display of Agents.md paths on Windows.
• [#4573] rework patch/exec approval UI
• [#4513] Add initial set of doc comments to the SDK
• [#4576] Revert "chore: prompt update to enforce good usage of apply_patch"
• [#4567] Explicit node imports
• [#4568] Fix hang on second oauth login attempt
• [#4575] fix: use number instead of bigint for the generated TS for RequestId
• [#4566] fix ctr-n hint
• [#4556] feat: add --emergency-version-override option to create_github_release script
• [#4563] SDK: support working directory and skipGitRepoCheck options
• [#4544] Fall back to configured instruction files if AGENTS.md isn't available
• [#4536] Show context window usage while tasks run
• [#4509] Show placeholder for commands with no output
• [#4468] Add Updated at time in resume picker
• [#4559] Handle trailing backslash properly
• [#4269] implement command safety for PowerShell commands
• [#4555] fix: pnpm/action-setup@v4 should run before actions/setup-node@v5
• [#4543] chore: introduce publishing logic for @openai/codex-sdk
• [#4286] chore: sanbox extraction
• [#4533] Fix Callback URL for staging and prod environments
• [#4537] fix: remove mcp-types from app server protocol
• [#4532] Add executable detection and export Codex from the SDK
• [#4529] fix: use macros to ensure request/response symmetry
• [#4525] Remove legacy codex exec --json format
• [#4506] wrap markdown at render time
• [#4520] Delete codex proto
• [#4521] fix: enable process hardening in Codex CLI for release builds
• [#4518] fix: clean up TypeScript exports
• [#4512] fix: ensure every variant of ClientRequest has a params field
• [#4511] Wire up web search item
• [#4508] [SDK] Test that a tread can be continued with extra params
• [#3846] chore: prompt update to enforce good usage of apply_patch
• [#4474] Named args for custom prompts
• [#4503] Support model and sandbox mode in the sdk
• [#3197] Add cloud tasks
• [#4471] fix: separate codex mcp into codex mcp-server and codex app-server
• [#4422] Update MCP docs to reference experimental RMCP client
• [#4486] Move PR-style review to top
• [#4483] SDK CI
• [#4485] Set originator for codex exec
• [#4482] Rename conversation to thread in codex exec
• [#4481] Add MCP tool call item to codex exec
• [#4472] Add some types and a basic test to the SDK
• [#3531] Rakesh/support device auth
• [#4478] Add turn.failed and rename session created to thread started
• [#4476] Custom prompts begin with /prompts:
• [#4458] Fixes
• [#4364] reintroduce "? for shortcuts"
• [#4470] Custom prompt args (numeric)
• [#4469] no background for /command or @file popup
• [#4467] render • as dim
• [#4461] [Core]: add tail in the rollout data
• [#4455] TypeScript SDK scaffold
• [#4456] Parse out frontmatter for custom prompts
• [#2677] [mcp-server] Expose fuzzy file search in MCP
• [#2103] OpenTelemetry events
• [#4447] fix clear-to-end being emitted at the end of a row
• [#4419] [CODEX-3595] Remove period when copying highlighted text in iTerm
• [#4417] feat: introduce npm module for codex-responses-api-proxy
• [#4416] Add /review to main commands
• [#4408] fix: clean up some minor issues with .github/workflows/ci.yml
• [#4406] feat: build codex-responses-api-proxy for all platforms as part of the GitHub Release
• [#4404] chore: remove responses-api-proxy from the multitool
• [#4412] chore: lower logging level from error to info for MCP startup
• [#4403] chore: move pre_main_hardening() utility into its own crate
• [#4405] Improve update nudge
• [#4332] chore: remove model upgrade popup
• [#4362] fix(tui): make ? work again
• [#4336] fix: remove default timeout of 30s in the proxy
• [#4330] Edit the spacing in shortcuts
• [#4324] tui: separator above final agent message
• [#4335] fix: set gpt-5-codex medium preset reasoning
• [#4333] docs: refresh README under codex-rs
• [#4316] Add "? for shortcuts"
• [#4317] [MCP] Add support for streamable HTTP MCP servers
• [#4240] update composer + user message styling
• [#4309] Add turn started/completed events and correct exit code on error
• [#4307] reject dangerous commands for AskForApproval::Never