Penny x402 utilities for Gemini CLI

io.github.pennyops/penny-x402-utils

Pay-per-call dev utilities (hash, base64, uuid, URL, time, NIP-19, BOLT11) via x402 USDC on Base.

client:Gemini CLI transport:streamable-http tools:8

Install Penny x402 utilities in Gemini CLI

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

{
  "mcpServers": {
    "penny-x402-utils": {
      "httpUrl": "https://pennyagent.pythonanywhere.com/mcp"
    }
  }
}

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