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Codex CLI MCP Setup: From Zero to Connected
Install your first MCP server, verify the connection and understand where Codex stores its configuration.
4 min read · BeginnerRead guide
Build it step by step
Setup Tutorials
Follow practical walkthroughs for installation, config.toml, authentication, verification and safe first runs.
Practical resources
Guides in Setup Tutorials.
Clear walkthroughs with working examples, downloadable files and permission-aware recommendations.
Quick start
Understand the practical setup, verification steps and permission boundary before using this capability.
config.toml
Understand the practical setup, verification steps and permission boundary before using this capability.
Authentication
Understand the practical setup, verification steps and permission boundary before using this capability.
Testing
Understand the practical setup, verification steps and permission boundary before using this capability.