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Gemini CLI

mcp-fns-calc for Gemini CLI

io.github.atomno-mcp/mcp-fns-calc

Russian tax calculators (VAT, USN, NDFL) and FNS fiscal-status checks via MCP.

client:Gemini CLI transport:stdio runtime:pypi

Install mcp-fns-calc in Gemini CLI

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

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "mcp-fns-calc": {
      "command": "uvx",
      "args": [
        "atomno-mcp-fns-calc"
      ],
      "env": {
        "MCP_FNS_CALC_TOKEN": "<MCP_FNS_CALC_TOKEN>"
      }
    }
  }
}

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

mcp-fns-calc in other clients

mcp-fns-calc MCP server