Connect Codex
Steps
Config path
Scope
See also
OpenAI Codex via Rig MCP.
~/.codex/config.toml (or .codex/config.toml for project scope).
Prefer project-scoped sessions when jumping between apps.
- Open Connections in Rig and start the MCP hub.
- Choose Codex / ChatGPT and click Link.
- Restart your Codex session and run its MCP list command.
- Confirm rig appears and test with project status.
- What MCP is in Rig
- Project-scoped MCP
Connect Codex OpenAI Codex via Rig MCP. mcp codex Setup Scope
Related guides
This article is part of the Rig knowledge base at userig.app/docs. Rig is a local-first Mac app that runs, watches, and restarts development processes with unified logs, ports, and a scoped MCP hub for AI coding agents. Your source code stays on your Mac.