Encontra empresas SIMILARES usando scoring multi-dimensional. QUANDO USAR: - Tem um cliente bom e quer encontrar mais parecidos (lookalike) - Quer expandir carteira com empresas do mesmo perfil ALGORITMO DE SIMILARIDADE: - Mesmo CNAE (atividade economica) - Mesmo porte (capital social similar) - ...
AI agents call buscar_similares to retrieve information from MCP CNPJ Intelligence without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries data from the 27 million Brazilian companies database using similarity matching criteria. It has no side effects: it does not create, modify, delete, or execute arbitrary operations. It performs read-only searches analogous to the sibling tools (buscar_por_nome, buscar_por_cep, etc.).
From the tool's definition Tool name 'buscar_similares' and description indicate it 'Encontra empresas SIMILARES usando scoring multi-dimensional' (finds similar companies using multi-dimensional scoring).
Attacks that exploit this kind of access
Encontra empresas SIMILARES usando scoring multi-dimensional. QUANDO USAR: - Tem um cliente bom e quer encontrar mais parecidos (lookalike) - Quer expandir carteira com empresas do mesmo perfil ALGORITMO DE SIMILARIDADE: - Mesmo CNAE (atividade economica) - Mesmo porte (capital social similar) - Mesma regiao. It is categorised as a Read tool in the MCP CNPJ Intelligence MCP Server, which means it retrieves data without modifying state.
Register the MCP CNPJ Intelligence MCP server in PolicyLayer and add a rule for buscar_similares: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches MCP CNPJ Intelligence. Nothing to install.
buscar_similares is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the buscar_similares rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for buscar_similares. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
buscar_similares is provided by the MCP CNPJ Intelligence MCP server (raphaelmarra/mcp-cnpj-intelligence). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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