Codex CLI
Codex CLI is OpenAI's coding agent for running locally on a computer from the terminal.
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Evidence-backed listing facts
Only known values with retained provenance are shown. Missing fields are omitted instead of being filled with guesses.
- Product form Verified
- Ready-to-use agent
Evidence: Codex CLI is a coding agent from OpenAI that runs locally on your computer.
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- Primary job Verified
- Coding and software
Evidence: Codex CLI is a coding agent from OpenAI that runs locally on your computer.
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- Deployment Verified
- Local
Evidence: Codex CLI is a coding agent from OpenAI that runs locally on your computer.
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- Interfaces Verified
- CLI
Evidence: Codex CLI is a coding agent from OpenAI that runs locally on your computer.
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- MCP support Verified
- Native
Evidence: The ChatGPT desktop app, Codex CLI, and IDE extension support MCP servers and share MCP configuration for the same Codex host.
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Reviewed sources
These sources were reachable when the listing evidence was checked.
Listing checked
About Codex CLI
Codex CLI can inspect files, make edits, and run tools already installed on a local machine.
Evidence: Let Codex inspect files, make edits, and run the tools already installed on your machine.
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Codex CLI supports interactive use and codex exec for repeatable workflows and pipelines.
Evidence: Use Codex interactively or call codex exec from repeatable workflows and pipelines.
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Capabilities
Codex CLI can explore a repository, plan changes, edit files, and run local development tools.
Evidence: Start Codex in a repository to explore unfamiliar code, plan a change, edit files, and run your local development tools.
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Codex CLI can review uncommitted changes, commits, or a base branch without modifying the working tree.
Evidence: Run a dedicated review against uncommitted changes, a commit, or a base branch. Codex reports prioritized findings without modifying your working tree, so you can address risks before you…
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Codex CLI can delegate focused work to subagents and return their findings to the main terminal session.
Evidence: Ask Codex to delegate focused work to specialized agents, then bring their findings back into the main terminal session.
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Codex CLI connects to local or remote MCP servers and supports authentication and tool inspection.
Evidence: Add local or remote MCP servers, authenticate when needed, and inspect the tools available to the current session before Codex uses them.
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Use cases
Use Codex CLI to review a pending patch before opening a pull request without changing the working tree.
Evidence: Run a dedicated review against uncommitted changes, a commit, or a base branch. Codex reports prioritized findings without modifying your working tree, so you can address risks before you…
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Run Codex CLI as a non-interactive command in a repeatable workflow.
Evidence: Run a non-interactive command in a repeatable workflow.
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Who Codex CLI fits — and what to check
Decision guidance below is tied to the cited evidence. Treat observed third-party claims as leads, not product guarantees.
Best for
Start Codex CLI in a repository to explore unfamiliar code, plan a change, edit files, and run local development tools.
Evidence: Start Codex in a repository to explore unfamiliar code, plan a change, edit files, and run your local development tools.
Editorially reviewed official source(opens in new tab)OfficialChecked
Limitations to check
Codex CLI runs locally on your computer.
Evidence: Codex CLI is a coding agent from OpenAI that runs locally on your computer.
Editorially reviewed official source(opens in new tab)OfficialChecked
Method: ClawSites keeps discovery copy separate from publishable claims, retains a source excerpt, and displays the date each cited source was checked. Pricing and availability can still change after that date.
Related to Codex CLI
Similar directory context, not an editorial claim that these products are interchangeable.
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