Atomno MCP Fns Calc MCP Server

by atomno-mcpio.github.atomno-mcp/mcp-fns-calcv0.1.7

Russian FNS tax and accounting calculators plus public fiscal status checks: self-employed, sole proprietor/OKVED, disqualification and blocked accounts.

1Pythonstdioofficial registry

context tax

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security

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cold start

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freshness

Maintained38d ago

Install Atomno MCP Fns Calc MCP server

claude mcp add atomno-mcp-fns-calc -e MCP_FNS_CALC_TOKEN='<mcp-fns-calc-token>' -- uvx atomno-mcp-fns-calc

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

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

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

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "atomno-mcp-fns-calc": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "atomno-mcp-fns-calc"
      ],
      "env": {
        "MCP_FNS_CALC_TOKEN": "<mcp-fns-calc-token>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

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

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
MCP_FNS_CALC_TOKEN	—	yes	API key (Pro tier) for live fiscal-status checks and fresh rates. Calculators work without it.

Freshness

Maintained — last maintenance signal 38d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-09-02 · 38d ago · GitHub
Latest release
2026-09-02 · 38d ago · GitHub · v0.1.7
Package published
no data · npm/PyPI
Registry entry updated
2026-09-02 · 38d ago · official registry · v0.1.7

FAQ

›How do I install the Atomno MCP Fns Calc MCP server in Claude Code?

Run: claude mcp add atomno-mcp-fns-calc -e MCP_FNS_CALC_TOKEN='<mcp-fns-calc-token>' -- uvx atomno-mcp-fns-calc. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Atomno MCP Fns Calc require an API key?

Yes. It expects MCP_FNS_CALC_TOKEN, of which 1 is a secret.

›Can I use Atomno MCP Fns Calc as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Atomno MCP Fns Calc in the official MCP registry?

Yes, as io.github.atomno-mcp/mcp-fns-calc.