Jackpot Calculator for ChatGPT
io.github.jiankn/jackpot-calculator
Estimate US lottery taxes, compare cash and annuity, split pool prizes and calculate jackpot odds.
client:ChatGPT
transport:streamable-http
tools:4
Install Jackpot Calculator in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://jackpot-calculator-mcp.jiankn.workers.dev/mcpCustom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs