Dados B3

Remote (streamable-http)

https://dadosb3.com/mcp/ Responded, but not as an MCP endpoint

Claude Code:

claude mcp add --transport http dados-b3-mcp https://dadosb3.com/mcp/

Or add to your MCP client config:

{
  "mcpServers": {
    "dados-b3-mcp": {
      "url": "https://dadosb3.com/mcp/"
    }
  }
}

Package (oci)

docker run -i --rm -e DADOS_B3_API_KEY=<YOUR_VALUE> ghcr.io/val7h/dados-b3-mcp:1.9.3

Or add to your MCP client config:

{
  "mcpServers": {
    "dados-b3-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "DADOS_B3_API_KEY=<YOUR_VALUE>",
        "ghcr.io/val7h/dados-b3-mcp:1.9.3"
      ]
    }
  }
}

• DADOS_B3_API_KEY secret — Dados B3 API key. Optional: without one, any ticker answers in annual indicators, multiples, CVM accounts, dividends and FIIs (60/hour, 150/day per IP; AI assistants 2,000/hour). A free key (200 queries/day, no card) or Pro unlocks scores, restatements, quarterly data, full prices and screeners: https://dadosb3.com