x402 Precheck for Gemini CLI

dev.workers.w0arvg81zlgf.x402-precheck/precheck

Check an x402 payment challenge before your agent pays: network, USDC, amount, payTo, facilitator.

client:Gemini CLI transport:streamable-http tools:1

Install x402 Precheck in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "precheck": {
      "httpUrl": "https://x402-precheck.w0arvg81zlgf.workers.dev/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs