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Grok

Jackpot Calculator for Grok

io.github.jiankn/jackpot-calculator

Estimate US lottery taxes, compare cash and annuity, split pool prizes and calculate jackpot odds.

client:Grok transport:streamable-http tools:4

Install Jackpot Calculator in Grok

.mcp.json (in your project root)

{
  "mcpServers": {
    "jackpot-calculator": {
      "type": "http",
      "url": "https://jackpot-calculator-mcp.jiankn.workers.dev/mcp"
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

What Grok can do once it is connected

Jackpot Calculator in other clients