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mcp x402 pay for Gemini CLI

io.github.cryptoapis-io/mcp-x402-pay

MCP server that pays x402-gated HTTP endpoints — fetch, and on a 402 authorize, sign, retry

client:Gemini CLI transport:stdio runtime:npm

Install mcp x402 pay in Gemini CLI

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

{
  "mcpServers": {
    "mcp-x402-pay": {
      "command": "npx",
      "args": [
        "-y",
        "@cryptoapis-io/mcp-x402-pay"
      ]
    }
  }
}

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

mcp x402 pay in other clients