SportteryAPI
源码China Sports Lottery 竞彩足球 (Jingcai football) odds API — a Cloudflare Worker REST API + local MCP server that derives implied/no-vig probabilities, 返还率 (return rate), fair odds, Kelly/value vs a reference, and 单关/过关 (parlay) payouts. Agent-callable, TypeScript, no build step.