databutler facts for Cursor

io.github.physics-star-cat/databutler-facts

Official thresholds, rates and fees by key, with source, verified date and signature.

client:Cursor transport:streamable-http tools:3

Install databutler facts in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "databutler-facts": {
      "url": "https://databutler.dev/api/mcp/facts"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs