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.
7 tools for French open-data building permits (Sitadel, 311k rows, 2M permits/year, Etalab license). Search, details, DVF transactions cross-ref, real estate dealer opportunity score, PLU urban zoning, BRGM natural and technological risks, and a Vue 360 composite that fans out 6 sub-fetches in one tool call. Powered by permisapi.fr. Plan Free covers basic search and details, Pro+ unlocks the enrichments. Install: pip install permisapi-mcp.
USDA FoodData Central nutrition for AI agents — pay-per-call in USDC on Base via x402. Four tools (search, detail, compare, recipe) at $0.001–$0.005 per call. No signup, no API keys; MCPB-packaged for one-click install.