How do I connect Codex MCP Server to Claude?

The listing records `claude mcp add codex-cli -- npx -y codex-mcp-server` as its setup step. Run it, then follow the repository's instructions for the client configuration; the listing names Claude Code, Cursor, VS Code as compatible clients.

Is Codex MCP Server free?

MCPVault has not verified a licence for this server. Check the upstream terms and pricing before use; connected APIs may require a paid account.

What can Codex MCP Server do?

Codex MCP Server documents 6 tools to the agent, including codex, help, listSessions. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.

Codex MCP Server

Unclaimed

by tuannvm

MCP server wrapper for OpenAI Codex CLI that enables Claude Code to leverage Codex's AI capabilities directly.

Install

$claude mcp add codex-cli -- npx -y codex-mcp-server

Set up this server

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This server needs project-specific setup. Follow the project instructions; no reusable public launch command is available yet.

Project instructions

claude-codecodexcursormcp

Is this your MCP server?

This listing was auto-indexed from the public record. Claim it to edit the page, set compatibility and unlock growth tools. Takes under two minutes.

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Security profile

Claimed and verified servers get a weekly static scan that shows what the code can reach: external services, environment variables, shell commands, agent configuration folders, plus any dependencies with known advisories. Claim this listing to get one. How the security profile works

6 of 6 tools

Documented tools (6)

From project documentation. A server handshake does not verify each tool’s description or behavior.

codex

AI coding assistant with session support, model selection, and structured output metadata

help

Get Codex CLI help

listSessions

View active conversation sessions

ping

Test server connection

review

AI-powered code review for uncommitted changes, branches, or commits

websearch

Web search using Codex CLI with customizable result count and search depth

Tool change history

Compared across complete checks of the same configuration. Tools were listed, not invoked. Input-schema changes are not measured here.

No complete tool checks yet.

FAQ

Questions about Codex MCP Server

How do I connect Codex MCP Server to Claude?: The listing records `claude mcp add codex-cli -- npx -y codex-mcp-server` as its setup step. Run it, then follow the repository's instructions for the client configuration; the listing names Claude Code, Cursor, VS Code as compatible clients.
Is Codex MCP Server free?: MCPVault has not verified a licence for this server. Check the upstream terms and pricing before use; connected APIs may require a paid account.
What can Codex MCP Server do?: Codex MCP Server documents 6 tools to the agent, including codex, help, listSessions. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.