cli.md Codex Docs, 2026-03-26 18:27 UTC → 2026-04-20 06:53 UTC

44 npm i -g @openai/codex@latestCopy44 npm i -g @openai/codex@latestCopy

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46The Codex CLI is available on macOS and Linux. Windows support is46The Codex CLI is available on macOS and Linux. Windows support is

47experimental. For the best Windows experience, use Codex in a WSL workspace47experimental. For the best Windows experience, use Codex in a WSL2 workspace

48and follow our [Windows setup guide](https://developers.openai.com/codex/windows).48and follow our [Windows setup guide](https://developers.openai.com/codex/windows).

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50If you're new to Codex, read the [best practices guide](https://developers.openai.com/codex/learn/best-practices).50If you're new to Codex, read the [best practices guide](https://developers.openai.com/codex/learn/best-practices).

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60Use `/model` to switch between GPT-5.4, GPT-5.3-Codex, and other available models, or adjust reasoning levels.](https://developers.openai.com/codex/cli/features#models-reasoning)[### Image inputs60Use `/model` to switch between GPT-5.4, GPT-5.3-Codex, and other available models, or adjust reasoning levels.](https://developers.openai.com/codex/cli/features#models-reasoning)[### Image inputs

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62Attach screenshots or design specs so Codex reads them alongside your prompt.](https://developers.openai.com/codex/cli/features#image-inputs)[### Run local code review62Attach screenshots or design specs so Codex reads them alongside your prompt.](https://developers.openai.com/codex/cli/features#image-inputs)[### Image generation

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64Generate or edit images directly in the CLI, and attach references when you want Codex to iterate on an existing asset.](https://developers.openai.com/codex/cli/features#image-generation)[### Run local code review

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64Get your code reviewed by a separate Codex agent before you commit or push your changes.](https://developers.openai.com/codex/cli/features#running-local-code-review)[### Use subagents66Get your code reviewed by a separate Codex agent before you commit or push your changes.](https://developers.openai.com/codex/cli/features#running-local-code-review)[### Use subagents

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70Launch a Codex Cloud task, choose environments, and apply the resulting diffs without leaving your terminal.](https://developers.openai.com/codex/cli/features#working-with-codex-cloud)[### Scripting Codex72Launch a Codex Cloud task, choose environments, and apply the resulting diffs without leaving your terminal.](https://developers.openai.com/codex/cli/features#working-with-codex-cloud)[### Scripting Codex

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72Automate repeatable workflows by scripting Codex with the `exec` command.](https://developers.openai.com/codex/sdk#using-codex-cli-programmatically)[### Model Context Protocol74Automate repeatable workflows by scripting Codex with the `exec` command.](https://developers.openai.com/codex/noninteractive)[### Model Context Protocol

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74Give Codex access to additional third-party tools and context with Model Context Protocol (MCP).](https://developers.openai.com/codex/mcp)[### Approval modes76Give Codex access to additional third-party tools and context with Model Context Protocol (MCP).](https://developers.openai.com/codex/mcp)[### Approval modes

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