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NegativeEV bet checker

com.negativeev/bet-checker · v1.4.5

Grade any MLB, WNBA, PGA or ATP bet against thousands of play-by-play sims. No key, no signup.

Connect Remote server

Terminal
claude mcp add --transport http bet-checker https://negativeev.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "bet-checker": {
      "url": "https://negativeev.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "bet-checker": {
      "type": "http",
      "url": "https://negativeev.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://negativeev.com/mcp

Tools 3 found in our last check

  • check_bet

    Check a specific sports bet against thousands of play-by-play game simulations: each leg's simulated probability, the sportsbook's implied probability, and the edge. Send the bet as plain text - teams or players, market, line, odds. A parlay in one string is graded leg by leg an…

  • get_slate

    Which of MLB, WNBA, PGA, ATP, and NFL have a checkable slate right now - at least one simulated game that has not started. Pass `sport` for one; omit it for all. Free, spends no check. It is not required before `check_bet`, which reports a missing slate itself at no cost. Call i…

  • get_usage

    How many bet checks the caller has left and when the next one frees up - 100 a day shared per device anonymously, 1000 an hour with a signed-in user's token. Free, spends no check. It grades nothing, so it is not a step before a check: call it when a check comes back refused for…

Details

Endpointhttps://negativeev.com/mcp (Streamable HTTP)
First published30 Aug 2026
Last updated30 Aug 2026
Registry namecom.negativeev/bet-checker

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