derekrbreese/fantasy-football-mcp-public

Yahoo Fantasy Football MCP server for Claude Desktop - Advanced lineup optimization, draft assistance, and league management. Built using Claude Code.

License:MITLanguage:Python3222
claude-desktopfantasy-footballfantasy-sportslineup-optimizationmcpmodel-context-protocolPythonyahoo-api

Technical Implementation

Use Cases
  • Create a Yahoo Developer App at [developer.yahoo.com](https://developer.yahoo.com)
  • Note your Consumer Key (Client ID) and Consumer Secret (Client Secret)
  • Set up your `.env` file with these credentials
  • Complete OAuth flow using the included authentication scripts
  • Verify `YAHOO_GUID` matches your Yahoo account
  • Ensure leagues are active for current season
  • Check team ownership detection in logs
  • Yahoo allows 1000 requests/hour
  • Server implements 900/hour safety limit
  • Use `ff_get_api_status` to monitor usage