fin_listar_regras
Lista as regras de categorização declaradas pelo dono: descritor normalizado INTEIRO → categoria (+ subcategoria, + spend_class). É a camada 1 da categorização automática, e vence o histórico. QUANDO USAR: - Antes de fin_definir_regra, para não duplicar nem contradizer uma regra existente. - Ao i...
This record as markdown: /tools/genius-fin-mcp/fin-listar-regras.md
What fin_listar_regras does on Genius Fin
AI agents call fin_listar_regras as a supporting operation in Genius Fin workflows.
Why fin_listar_regras is rated Low
Without any rule in front of it, every call an agent makes to fin_listar_regras happens silently: no trail, no cap, no way to know it misbehaved until something breaks downstream.
Attacks that exploit this kind of access
The rule that runs fin_listar_regras safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Genius Fin, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For fin_listar_regras, this is the rule to start with:
fin_listar_regras gets a rate cap, and everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Genius Fin, apply this rule, and every fin_listar_regras call is checked against it from then on.
Questions about fin_listar_regras
Lista as regras de categorização declaradas pelo dono: descritor normalizado INTEIRO → categoria (+ subcategoria, + spend_class). É a camada 1 da categorização automática, e vence o histórico. QUANDO USAR: - Antes de fin_definir_regra, para não duplicar nem contradizer uma regra existente. - Ao investigar. It is categorised as a Other tool in the Genius Fin MCP Server, which means it performs auxiliary operations.
Register the Genius Fin MCP server in PolicyLayer and add a rule for fin_listar_regras: 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 Genius Fin. Nothing to install.
fin_listar_regras is a Other tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the fin_listar_regras 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 fin_listar_regras. 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.
fin_listar_regras is provided by the Genius Fin MCP server (genius-fin-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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