Simula saldo FGTS ao longo do tempo. Empregador deposita 8% do salário mensal + 8% sobre o 13º (a cada 12 meses). Rendimento de 3% a.a. + TR (≈0.25%/mês). Considera reajuste anual. Útil pra: planejar saque-aniversário, projetar saldo pra entrada SFH, simular rescisão futura. Fonte: Lei 8.036/1990...
AI agents call calcular_fgts_acumulado 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 |
|---|---|---|---|
mesesTrabalhados | integer | Yes | Meses de vínculo CLT a simular (1-600 = 50 anos) |
salarioBrutoCents | integer | Yes | Salário bruto mensal em centavos |
saldoInicialCents | integer | — | Saldo FGTS já existente em centavos. Default 0. |
taxaMensalPercent | number | — | Taxa mensal FGTS (default ~0.247% = 3% a.a. + TR). Override manual se quiser. |
reajusteAnualPercent | number | — | Reajuste salarial anual (%). 0 = sem reajuste, 5 = +5% ao ano. |
Parameters from the server's own tool schema.
This is a financial calculator that computes projections and simulations of FGTS (Brazilian severance fund) accumulation based on statutory rules. It retrieves no external data and produces no side effects—it purely calculates outcomes from user inputs.
From the tool's definition Tool name contains 'calcular' (calculate) and description states it 'simulates' (Simula saldo FGTS ao longo do tempo) and 'projects' (projetar saldo). The description lists use cases: 'planejar' (plan), 'projetar' (project), 'simular' (simulate).
Attacks that exploit this kind of access
Simula saldo FGTS ao longo do tempo. Empregador deposita 8% do salário mensal + 8% sobre o 13º (a cada 12 meses). Rendimento de 3% a.a. + TR (≈0.25%/mês). Considera reajuste anual. Útil pra: planejar saque-aniversário, projetar saldo pra entrada SFH, simular rescisão futura. Fonte: Lei 8.036/1990 art. 15 + Lei 13.932/2019 (saque-aniversário). It is categorised as a Read tool in the Contaí — Calculadoras Fiscais Brasileiras MCP Server, which means it retrieves data without modifying state.
calcular_fgts_acumulado accepts 5 parameters: mesesTrabalhados, salarioBrutoCents, saldoInicialCents, taxaMensalPercent, reajusteAnualPercent. Required: mesesTrabalhados, salarioBrutoCents. 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_fgts_acumulado: 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_fgts_acumulado 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_fgts_acumulado 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_fgts_acumulado. 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_fgts_acumulado 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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