Clerk · Codex

Add the Clerk MCP server to Codex

Clerk authentication docs, SDK snippets and quickstarts for coding agents.

Official serverRemoteAuthentication

1. Add the server

Run in your terminal

codex mcp add clerk --url https://mcp.clerk.com/mcp

2. Sign in

Run codex mcp login <name> to complete OAuth for a remote server. Clerk is hosted by Clerk, so there is nothing to install or keep updated.

3. Try it

Ask Codex for something Clerk can do. Clerk authentication docs, SDK snippets and quickstarts for coding agents. Approve the first tool call and check the result before allowing write actions automatically.

· Each server is a [mcp_servers.<name>] table in config.toml.
· Use enabled_tools or disabled_tools to keep the tool list short.

FAQ

How do I add the Clerk MCP server to Codex?: Run: codex mcp add clerk --url https://mcp.clerk.com/mcp. Run codex mcp login <name> to complete OAuth for a remote server.
Is this the official Clerk MCP server?: Yes. It is published by Clerk as io.github.clerk/mcp-server in the official MCP registry.
Does the Clerk MCP server need an API key?: It is a hosted server. Most hosted servers sign you in with OAuth the first time Codex uses them; check Clerk's docs for any plan or permission requirements.

Links

Clerk MCP docs Codex MCP docs Clerk server details

Clerk in other clients

Claude Code Gemini CLI Cursor VS Code (GitHub Copilot)

More authentication for Codex

Auth0 WorkOS

Work at Clerk?

Feature Clerk across the directory and its category from $49/month.

Feature this server

Reviewed Oct 5, 2026. Command generated from the registry record and checked against Codex's documented syntax.