Railway · Codex
Add the Railway MCP server to Codex
Create, deploy and debug Railway projects, services and environments.
Official serverRemoteCloud & infrastructure
1. Add the server
Run in your terminal
codex mcp add railway --url https://mcp.railway.com/
2. Sign in
Run codex mcp login <name> to complete OAuth for a remote server. Railway is hosted by Railway, so there is nothing to install or keep updated.
3. Try it
Ask Codex for something Railway can do. Create, deploy and debug Railway projects, services and environments. 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 Railway MCP server to Codex?
- Run: codex mcp add railway --url https://mcp.railway.com/. Run codex mcp login <name> to complete OAuth for a remote server.
- Is this the official Railway MCP server?
- Yes. It is published by Railway as com.railway/mcp in the official MCP registry.
- Does the Railway 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 Railway's docs for any plan or permission requirements.
Links
Railway in other clients
More cloud & infrastructure for Codex
Work at Railway?
Feature Railway across the directory and its category from $49/month.
Reviewed Oct 5, 2026. Command generated from the registry record and checked against Codex's documented syntax.