altsportsdata-mcp

MCP server for AltSportsData — live odds, events, settlements, and fair probabilities for alternative sports leagues.

Works with Claude Desktop, Claude Code, Cursor, and any MCP-compatible client.

Quick Start

npx altsportsdata-mcp

Requires an API key. Get one at altsportsdata.com.

Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "altsportsdata": {
      "command": "npx",
      "args": ["-y", "altsportsdata-mcp"],
      "env": {
        "ALTSPORTSDATA_API_KEY": "your_api_key_here"
      }
    }
  }
}

Config file location:

• macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
• Windows: %APPDATA%\Claude\claude_desktop_config.json

Restart Claude Desktop after saving.

Claude Code

claude mcp add altsportsdata -- npx -y altsportsdata-mcp

# Then set your API key
export ALTSPORTSDATA_API_KEY=your_api_key_here

Tools

| Tool | Description | |------|-------------| | get_leagues | List all leagues with sport, archetype, data shape, and available markets | | get_league | Get league detail including market catalog and contract hints | | get_events | Get upcoming, live, or completed events for a league | | get_odds | Get odds by market type (moneyline, H2H, props, over/under, etc.) | | get_settlement | Get settlement/grading data for completed events | | get_futures | Get futures and season-long markets | | get_player_props | Get player prop markets for DFS/prediction markets | | get_fair_probabilities | Get vig-removed probabilities (sum to 1.0) | | get_fair_matchup_probabilities | Get head-to-head devigged probabilities |

Market Types

eventWinner · headToHead · propBets · overUnder · heatWinner · fastestLap · exacta · trifecta · superfecta

Supported Leagues

27+ alternative sports leagues including BKFC, PFL, Supercross, NHRA, WSL, SLS, Formula Drift, Power Slap, MASL, NLL, Disc Golf, and more.

Environment Variables

| Variable | Required | Description | |----------|----------|-------------| | ALTSPORTSDATA_API_KEY | Yes | Your AltSportsData API key | | ALTSPORTSDATA_BASE_URL | No | Custom API base URL (default: https://api.altsportsdata.com/api/v1/public) |

License

MIT