Schema | codex-cli-mcp

codex-cli-mcp

Describes the environment variables required to run the server.

Name	Required	Description	Default
`CODEX_CLI_PATH`	No	Path to the Codex CLI binary	codex
`OPENAI_API_KEY`	No	API key for authentication (alternative to ChatGPT login)
`CODEX_MCP_DEBUG`	No	Set to enable debug logging to stderr
`CODEX_TIMEOUT_MS`	No	Idle timeout for Codex process	600000

Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.

This server publishes no instructions, or was last inspected before Glama recorded them.

Features and capabilities supported by this server

Protocol revision2025-11-25

Capability	Details
`tools`	{ "listChanged": true }

Functions exposed to the LLM to take actions

Name	Description
codexA	Run a Codex CLI session. Executes `codex exec` as a subprocess and returns the result. Use this tool to start a new coding task with Codex. The response includes a Thread ID that can be used with the codex-reply tool to continue the conversation.
codex-replyA	Continue a Codex CLI conversation by providing the thread ID from a previous codex call and a follow-up prompt. Uses `codex exec resume` to load the previous session from disk and continue the conversation.

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

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