Dados B3 MCP Server: Install & Setup

Install Dados B3 in Claude Code

Remote URL

Claude Code

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

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

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

Docker

Claude Code

claude mcp add dados-b3 -- docker run -i --rm ghcr.io/val7h/dados-b3-mcp:1.9.0

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "dados-b3": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/val7h/dados-b3-mcp:1.9.0"
      ]
    }
  }
}

Frequently asked questions

What does the Dados B3 MCP server do?

Auditable fundamentals for Brazilian B3 stocks (ROE, P/E, dividends, Piotroski, Graham, restatements) and real-estate funds (FIIs), traceable to CVM sources.

Is the Dados B3 MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Dados B3 run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add Dados B3 to Claude Code?

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

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