U.CASH Pay (merchant MCP) for Gemini CLI

io.github.udotcash/mcp-ucash

U.CASH Pay merchant MCP: create checkouts, verify webhooks, read settings. Non-custodial.

client:Gemini CLI transport:stdio runtime:pypi

Install U.CASH Pay (merchant MCP) in Gemini CLI

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

{
  "mcpServers": {
    "mcp-ucash": {
      "command": "uvx",
      "args": [
        "mcp-ucash"
      ]
    }
  }
}

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