Quarterly Tax Calculator for Gemini CLI

io.github.al157/quarterlytax-mcp

US federal + state quarterly estimated tax estimates, SE tax, and quarterly payment due dates.

client:Gemini CLI transport:streamable-http tools:2

Install Quarterly Tax Calculator in Gemini CLI

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

{
  "mcpServers": {
    "quarterlytax-mcp": {
      "httpUrl": "https://mcp.quarterlytax.al157.xyz/mcp"
    }
  }
}

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