/mcp endpoint as a Streamable HTTP MCP
server, configured in ~/.codex/config.toml.~/.codex/config.toml:12[mcp_servers.stackyapper] url = "https://mcp.stackyapper.dev/mcp"
/mcp path.1codex mcp login stackyapper
/mcp in Codex and confirm stackyapper is listed as connected with
its stackyapper_ tools.stackyapper_ router and workflow tools — the
expected surface, explained in What your AI client
sees. Then run a read-only tool
against an app you can read and confirm the call under Audit, following
Connect a client and verify.