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Contaí — Calculadoras Fiscais Brasileiras

io.github.lfhillesheim/contai-mcp-server · v0.5.1

32 ferramentas MCP de cálculo fiscal/trabalhista BR (CLT, INSS, IRRF, PJ, finanças, saúde).

Website Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add contai-mcp-server -e CONTAI_TELEMETRY=<CONTAI_TELEMETRY> -e CONTAI_TELEMETRY_URL=<CONTAI_TELEMETRY_URL> -e CONTAI_TIMEOUT_MS=<CONTAI_TIMEOUT_MS> -- npx -y @contai-evoluke/[email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "contai-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@contai-evoluke/[email protected]"
      ],
      "env": {
        "CONTAI_TELEMETRY": "<CONTAI_TELEMETRY>",
        "CONTAI_TELEMETRY_URL": "<CONTAI_TELEMETRY_URL>",
        "CONTAI_TIMEOUT_MS": "<CONTAI_TIMEOUT_MS>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "contai-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@contai-evoluke/[email protected]"
      ],
      "env": {
        "CONTAI_TELEMETRY": "<CONTAI_TELEMETRY>",
        "CONTAI_TELEMETRY_URL": "<CONTAI_TELEMETRY_URL>",
        "CONTAI_TIMEOUT_MS": "<CONTAI_TIMEOUT_MS>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "contai-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@contai-evoluke/[email protected]"
      ],
      "env": {
        "CONTAI_TELEMETRY": "<CONTAI_TELEMETRY>",
        "CONTAI_TELEMETRY_URL": "<CONTAI_TELEMETRY_URL>",
        "CONTAI_TIMEOUT_MS": "<CONTAI_TIMEOUT_MS>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
CONTAI_TELEMETRY
Optional		Opt-in para telemetria anônima (default OFF, LGPD). Envia apenas { tool, durationMs, ok, errorCode?, version, ts, installId } — nunca inputs/outputs.
CONTAI_TELEMETRY_URL
Optional		URL endpoint de telemetria (default: https://api.calculas.com.br/v1/mcp-telemetry).
CONTAI_TIMEOUT_MS
Optional		Timeout por chamada de tool em ms (default 5000, range 10–60000). Protege LLM clients de hang.

Details

Package@contai-evoluke/[email protected] (NPM, stdio)
First published30 Apr 2026
Last updated30 Apr 2026
Registry nameio.github.lfhillesheim/contai-mcp-server

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