MGO — Multi-chain Gas Optimizer for Gemini CLI

io.github.dlrjsdl200-byte/mgo-mcp-server

Find the cheapest EVM chain across up to 9 networks with savings %. Pay-per-call via x402 on Base.

client:Gemini CLI transport:streamable-http runtime:npm tools:4

Install MGO — Multi-chain Gas Optimizer in Gemini CLI

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

{
  "mcpServers": {
    "mgo-mcp-server": {
      "httpUrl": "https://x402-gas-api.vercel.app/mcp"
    }
  }
}

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