MCP Server

Active

MIT

Dados B3 MCP Server

io.github.Val7h/dados-b3

Repository Registry

What is the Dados B3 MCP server?

Brazilian stock (B3) fundamentals: ratios, dividends, scores, REITs (FIIs), ETFs. Open methodology.

How to install Dados B3

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

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.

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "dados-b3": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/val7h/dados-b3-mcp:1.7.0"
      ],
      "env": {
        "DADOS_B3_API_KEY": "<YOUR_DADOS_B3_API_KEY>"
      }
    }
  }
}

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