Grade any MLB, WNBA, PGA or ATP bet against thousands of play-by-play sims. No key, no signup.
Connect Remote server
claude mcp add --transport http bet-checker https://negativeev.com/mcp
{
"mcpServers": {
"bet-checker": {
"url": "https://negativeev.com/mcp"
}
}
}
{
"servers": {
"bet-checker": {
"type": "http",
"url": "https://negativeev.com/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://negativeev.com/mcp
Tools 3 found in our last check
check_betCheck 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_slateWhich 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_usageHow 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
| Endpoint | https://negativeev.com/mcp (Streamable HTTP) |
| First published | 30 Aug 2026 |
| Last updated | 30 Aug 2026 |
| Registry name | com.negativeev/bet-checker |
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