How to connect Codex to Anchor

Codex

1. Open ~/.codex/config.toml in a text editor and add the Anchor block:
   macOS Linux Windows

   mkdir -p ~/.codex && touch ~/.codex/config.toml && open -e ~/.codex/config.toml

   mkdir -p ~/.codex && touch ~/.codex/config.toml && xdg-open ~/.codex/config.toml

   mkdir %USERPROFILE%\.codex 2>nul & notepad %USERPROFILE%\.codex\config.toml
   Paste this at the end of the file: [mcp_servers.anchor]
   type = "http"
   url  = "https://mcp.anchor.cc/mcp"
2. Authenticate: codex mcp login anchor A sign-in window opens — use your Anchor account to connect.
3. Confirm the connection with codex mcp list.
4. Ask Codex "What is Anchor, and what can I use it for?"