calculate_carne_leao
Calcula o carnê-leão do mês (DARF 0190): imposto sobre rendimento recebido de pessoa física ou do exterior sem retenção — aluguel direto do inquilino, honorários de autônomo, rendimentos do exterior — com livro caixa, dependentes, pensão paga e INSS. Aceita reference_date pra refazer um mês passa...
This record as markdown: /tools/com-falazuki-finance-br/calculate-carne-leao.md
What calculate_carne_leao does on FalaZuki Finance BR
AI agents call calculate_carne_leao to retrieve information from FalaZuki Finance BR without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
inss_paid | number | — | INSS de contribuinte individual pago no mês (a GPS) |
dependents | integer | — | Dependentes na declaração |
alimony_paid | number | — | Pensão alimentícia PAGA no mês por decisão judicial ou escritura pública |
book_expenses | number | — | Despesas do livro caixa no mês (aluguel do consultório, material, salários pagos) — só profissional autônomo |
monthly_income | number | Yes | Rendimento tributável recebido no mês, em R$ |
reference_date | string | — | Data de referência (aaaa-mm-dd) pra calcular com a tabela vigente NAQUELA data. Omitida, usa a de hoje. |
Parameters from the server's own tool schema.
Why calculate_carne_leao is rated Low
Even though calculate_carne_leao only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Attacks that exploit this kind of access
The rule that runs calculate_carne_leao safely
PolicyLayer is an MCP gateway: it sits between your AI agents and FalaZuki Finance BR, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For calculate_carne_leao, this is the rule to start with:
calculate_carne_leao is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect FalaZuki Finance BR, apply this rule, and every calculate_carne_leao call is checked against it from then on.
Questions about calculate_carne_leao
Calcula o carnê-leão do mês (DARF 0190): imposto sobre rendimento recebido de pessoa física ou do exterior sem retenção — aluguel direto do inquilino, honorários de autônomo, rendimentos do exterior — com livro caixa, dependentes, pensão paga e INSS. Aceita reference_date pra refazer um mês passado com a tabela da época. Parâmetros obrigatórios: monthly_income. Opcionais: book_expenses, dependents, alimony_paid, inss_paid, reference_date. Use exatamente estes nomes, em inglês. It is categorised as a Read tool in the FalaZuki Finance BR MCP Server, which means it retrieves data without modifying state.
calculate_carne_leao accepts 6 parameters: inss_paid, dependents, alimony_paid, book_expenses, monthly_income, reference_date. Required: monthly_income. The full parameter table on this page comes from the server's own tool schema.
Register the FalaZuki Finance BR MCP server in PolicyLayer and add a rule for calculate_carne_leao: 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 FalaZuki Finance BR. Nothing to install.
calculate_carne_leao 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 calculate_carne_leao 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 calculate_carne_leao. 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.
calculate_carne_leao is provided by the FalaZuki Finance BR MCP server (https://mcp.falazuki.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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