SmartRetry Payment Tools for Gemini CLI

com.smartretry/payment-tools

Free BIN, issuer, MCC and decline code lookups for card payments (Visa, Mastercard, Stripe, Adyen).

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

Install SmartRetry Payment Tools in Gemini CLI

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

{
  "mcpServers": {
    "payment-tools": {
      "httpUrl": "https://tools.mcp.smartretry.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