RANKING das maiores empresas de um setor. QUANDO USAR: - Quer identificar os lideres de mercado - Account-Based Marketing (ABM) ORDENACAO: - capital: Por capital social (padrao) - filiais: Por quantidade de unidades
AI agents call ranking_cnae 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 performs a read-only query against the CNPJ Intelligence database to retrieve and rank company data by sector. It retrieves rankings based on company size or branch count—no data is created, modified, deleted, or executed.
From the tool's definition Tool name and description indicate a retrieval operation: 'RANKING das maiores empresas de um setor' (ranking of largest companies in a sector).
Attacks that exploit this kind of access
RANKING das maiores empresas de um setor. QUANDO USAR: - Quer identificar os lideres de mercado - Account-Based Marketing (ABM) ORDENACAO: - capital: Por capital social (padrao) - filiais: Por quantidade de unidades. 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 ranking_cnae: 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.
ranking_cnae 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 ranking_cnae 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 ranking_cnae. 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.
ranking_cnae 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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