Calcula o aporte mensal necessário para atingir UMA OU MAIS metas financeiras em paralelo. Retorna aporte total + breakdown por meta. Classifica viabilidade do total: meta_ja_alcancada, confortavel (<10% renda), apertado (<25%), inviavel. Útil para responder "quanto guardar por mês para carro + v...
AI agents call calcular_meta_poupanca_mensal to retrieve information from Contaí — Calculadoras Fiscais Brasileiras without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
metas | array | Yes | Lista de metas financeiras (1 a 20). Cada item: { nome, valorAlvoCents, prazoMeses, valorJaPoupadoCents? }. |
rendaMensalCents | integer | Yes | Renda mensal em centavos (usada para calcular viabilidade do total) |
taxaMensalPercent | number | Yes | Taxa de rendimento mensal em % (ex: 0.87 para ~10,5% a.a.). Aplica para todas as metas. |
Parameters from the server's own tool schema.
This is a financial calculator that accepts inputs (savings goals, income, timeline) and computes recommended monthly contributions. It performs read-only arithmetic analysis and returns informational results. There is no account modification, transaction execution, payment processing, or state change.
From the tool's definition Tool 'calcular_meta_poupanca_mensal' performs calculations and returns financial planning analysis (aporte total, breakdown, viability classification).
Attacks that exploit this kind of access
Calcula o aporte mensal necessário para atingir UMA OU MAIS metas financeiras em paralelo. Retorna aporte total + breakdown por meta. Classifica viabilidade do total: meta_ja_alcancada, confortavel (<10% renda), apertado (<25%), inviavel. Útil para responder "quanto guardar por mês para carro + viagem + casa juntos?". It is categorised as a Read tool in the Contaí — Calculadoras Fiscais Brasileiras MCP Server, which means it retrieves data without modifying state.
calcular_meta_poupanca_mensal accepts 3 parameters: metas, rendaMensalCents, taxaMensalPercent. Required: metas, rendaMensalCents, taxaMensalPercent. The full parameter table on this page comes from the server's own tool schema.
Register the Contaí — Calculadoras Fiscais Brasileiras MCP server in PolicyLayer and add a rule for calcular_meta_poupanca_mensal: 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 Contaí — Calculadoras Fiscais Brasileiras. Nothing to install.
calcular_meta_poupanca_mensal 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 calcular_meta_poupanca_mensal 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 calcular_meta_poupanca_mensal. 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.
calcular_meta_poupanca_mensal is provided by the Contaí — Calculadoras Fiscais Brasileiras MCP server (@contai-evoluke/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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