Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Complex multi-city flight routing intelligence. 7 tools: plan round-the-world trips across 60+ carriers, validate Star Alliance and oneworld alliance routings, get segment-by-segment carrier recommendations, identify surface sector savings, and hand off to human consultants. No API key needed (100 req/day free). Remote endpoint: https://mcp.airtreks.com/mcp
World train-route atlas for AI assistants — search 744 notable train routes (high-speed, scenic, night trains) and get facts and geometry for each. Hosted at https://trainrouter.com/mcp (Streamable HTTP, no auth); data CC BY 4.0.