"MobX-State-Tree" matching MCP connectors:

MLB Stats API MCP — official MLB statistics (keyless).

Verified NFL stats and Sleeper league context. Every figure carries its own source rank.

NFL/NBA/MLB/NHL/PGA + DFS and prediction-market data. Browse free; query with a free API key.

Live golf tee time availability across US courses. Search by location, date, players, and price.