B3: Participantes

Reliability

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "b3-participantes": {
      "type": "http",
      "url": "https://api.mcp.ai/p_b3_participantes"
    }
  }
}

7 tools

• b3_participantes_consultar

  B3: Participantes, consulta em fonte oficial. Hospedado pela plataforma, sem credenciais da plataforma, pague por consulta com crédito pré-pago. Consulta informação de fontes e órgãos oficiais brasileiros (a mesma disponível ao cidadão), não é dado sigiloso. O cliente é o…

• show_version

  Show the current MCP platform and adapter versions.

• report_bug

  Report a bug, missing feature, or send feedback. Include the conversation array with recent messages for reproduction.

• connect

  Returns connection status and URLs. When all providers are connected, returns authenticated:true and empty pending[]. When credentials are missing, returns connect_url for the toolkit and per-install URLs.

• toolkit_info

  Returns the current toolkit state: installed MCPs, their connection status, the accounts connected to each one, and how many catalog tools each exposes.

• marketplace

  The official mcp.ai marketplace — the in-platform catalog of every MCP/tool, AND the way to run them. Covers capability requests like "find an MCP that does X", "consulta um CPF", "is there a tool for Y". Core flow: action=search discovers MCPs by intent → describe returns one…

• authenticate

  MCP.AI for IDE agents (Cursor, etc.): log in in the browser, copy the access token. Best: add it to this server's config as a header `Authorization: Bearer <token>` for a permanent, non-expiring connection. Or paste it here for a session-only login: call with { token: "<jwt>" }…

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