consultar_inss_vigente
Retorna a tabela INSS vigente do empregado (faixas progressivas + alíquotas + teto + dedução por dependente). Tabela 2026: 4 faixas (7,5% / 9% / 12% / 14%) com teto R$ 8.475,55. Útil quando o LLM precisa explicar o cálculo passo a passo, validar holerite ou comparar carga progressiva. Aceita mes_...
This record as markdown: /tools/io-github-lfhillesheim-contai-mcp-server/consultar-inss-vigente.md
What consultar_inss_vigente does on Contaí — Calculadoras Fiscais Brasileiras
AI agents call consultar_inss_vigente to retrieve information from Contaí — Calculadoras Fiscais Brasileiras 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 |
|---|---|---|---|
mes_ano | string | — | Mês/ano de referência no formato YYYY-MM (ex: 2026-04). Default: vigente atual. Histórico anterior a 2026 não disponível em v0.3 — sempre retorna o atual com wa |
Parameters from the server's own tool schema.
Why consultar_inss_vigente is rated Low
This tool queries and returns static reference data (INSS contribution tables, tax brackets, rates, ceilings, dependent deductions). It performs no calculations on user data, creates no records, executes no external operations, and has no destructive side effects. The description explicitly notes it is 'útil quando o LLM precisa explicar' (useful when the LLM needs to explain)—a read-only informational function.
From the tool's definition Tool name 'consultar_inss_vigente' and description 'Retorna a tabela INSS vigente' (returns current table). No arguments that modify data; purely retrieves and displays regulatory tax tables and rates.
Attacks that exploit this kind of access
The rule that runs consultar_inss_vigente safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Contaí — Calculadoras Fiscais Brasileiras, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For consultar_inss_vigente, this is the rule to start with:
consultar_inss_vigente 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 Contaí — Calculadoras Fiscais Brasileiras, apply this rule, and every consultar_inss_vigente call is checked against it from then on.
Questions about consultar_inss_vigente
Retorna a tabela INSS vigente do empregado (faixas progressivas + alíquotas + teto + dedução por dependente). Tabela 2026: 4 faixas (7,5% / 9% / 12% / 14%) com teto R$ 8.475,55. Útil quando o LLM precisa explicar o cálculo passo a passo, validar holerite ou comparar carga progressiva. Aceita mes_ano opcional — em v0.3 sempre retorna o vigente. Para o desconto efetivo dado um salário, use calcular_salario_liquido. It is categorised as a Read tool in the Contaí — Calculadoras Fiscais Brasileiras MCP Server, which means it retrieves data without modifying state.
consultar_inss_vigente accepts 1 parameter: mes_ano. 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 consultar_inss_vigente: 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.
consultar_inss_vigente 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 consultar_inss_vigente 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 consultar_inss_vigente. 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.
consultar_inss_vigente 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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