Unif API published a guide to connecting MCP servers to Codex, using its own server as the example. It covers the CLI and IDE extension, which share ~/.codex/config.toml.
The guide walks through codex mcp add, remote and local server configuration, OAuth login and checking that tools load. Unif API recommends OAuth for its read-only token.
Browsing Unif API's catalog is free. Calls to callapi are billed per public-data record in workspace credits at $0.001 each, with higher floors listed in…

