Codex
Shared MCP configCodex CLI and the Codex IDE extension use the MCP servers configured on your Codex host.
OpenAI MCP documentation- Open ~/.codex/config.toml on the computer running Codex.
- Make your private key available as POSTNERO_API_KEY in the environment of the Codex process, then add the configuration below.
- Restart the client, then type /mcp to confirm that Postnero and its tools are connected.
[mcp_servers.postnero]
url = "https://postnero.com/mcp"
bearer_token_env_var = "POSTNERO_API_KEY"