Dados B3

Remote (streamable-http)

https://dadosb3.com/mcp/ Reachable (checked 2026-09-24)

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 ghcr.io/val7h/dados-b3-mcp:1.6.0

Or add to your MCP client config:

{
  "mcpServers": {
    "dados-b3-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/val7h/dados-b3-mcp:1.6.0"
      ],
      "env": {
        "DADOS_B3_API_KEY": "<YOUR_VALUE>"
      }
    }
  }
}

• DADOS_B3_API_KEY secret — Dados B3 API key. Optional: WEGE3 and the whole methodology are free without one. Create a free key (200 queries/day, no card) or subscribe at https://dadosb3.com.