n8n MCP Server — Turn Any Workflow Into an AI-Callable Tool

At a glance: 181,000 stars, 56,100 forks, fair-code license, SSE + Streamable HTTP, 400+ integrations, $2.5B valuation, $40M ARR. n8n isn't another standalone MCP server — it turns an entire workflow automation platform into a bidirectional MCP hub . Any n8n workflow can be exposed as an MCP tool that Claude Desktop, Cursor, or VS Code can call. Simultaneously, n8n's AI agents can consume tools from external MCP servers. How It Works MCP Server Trigger — Expose Workflows as Tools The MCP Server Trigger node turns any workflow into an MCP endpoint: https://your-n8n-instance.com/mcp/your-workflow-id Example: Build a workflow that queries your CRM, cross-references a ticket database, and generates a customer summary. Expose it as get_customer_360 . Now Claude can call it without knowing your internal systems. MCP Client Tool — Consume External Servers The MCP Client Tool node lets n8n's AI agents use tools from GitHub, Slack, databases, or any MCP server. The Bidirectional Pattern Externa