Dream Trip Planner: estimates the total cost of a trip including airfare, accommodation, daily expenses, and optional travel insurance. Returns a cost breakdown (min/max/average due to insurance uncertainty) and a monthly savings plan for 12, 24, and 36 months. Use to help users plan their dream ...
AI agents call calcular_planejamento_viagem_sonho 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 |
|---|---|---|---|
cotacaoBrl | number | — | Exchange rate to BRL at time of travel. Ex: 5.80 for USD/BRL. Required only if moedaDestino ≠ BRL. Informational for reference. |
tipoViagem | string | Yes | "nacional" = destination within Brazil, "internacional" = international destination (applies exchange rate if moedaDestino ≠ BRL) |
duracaoDias | integer | Yes | Trip duration in days (1 to 90) |
moedaDestino | string | — | Main currency of the destination. Use "BRL" for domestic trips. Informational only — costs must be entered in BRL cents. |
numeroPessoas | integer | Yes | Total number of travelers (1 to 20) |
incluirSeguroViagem | boolean | Yes | If true, includes travel insurance estimate (3%–6% of airfare, minimum R$50–R$100 per person). |
hospedagemDiariaCents | integer | Yes | Daily accommodation cost (total for all travelers, not per person) in Brazilian cents. Ex: R$ 500/day = 50000. |
custoPassagemTotalCents | integer | Yes | Total airfare/transport cost for all travelers in Brazilian cents (BRL). Ex: R$ 3,000 = 300000. Use 0 if traveling with miles. |
gastoDiarioPorPessoaCents | integer | Yes | Estimated daily expenses per person (food, local transport, attractions) in Brazilian cents. Ex: R$ 200/day = 20000. |
Parameters from the server's own tool schema.
This tool performs financial calculations and returns estimates/projections for trip planning. It does not move money, store data, execute code, or modify any system state — it purely computes and returns informational output. The 'financial' category requires actually moving money or committing financial obligations, which this tool does not do.
From the tool's definition estimates the total cost of a trip...Returns a cost breakdown...and a monthly savings plan
Attacks that exploit this kind of access
Dream Trip Planner: estimates the total cost of a trip including airfare, accommodation, daily expenses, and optional travel insurance. Returns a cost breakdown (min/max/average due to insurance uncertainty) and a monthly savings plan for 12, 24, and 36 months. Use to help users plan their dream vacation budget and understand how much to save per month to reach their travel goal. It is categorised as a Read tool in the Contaí — Calculadoras Fiscais Brasileiras MCP Server, which means it retrieves data without modifying state.
calcular_planejamento_viagem_sonho accepts 9 parameters: cotacaoBrl, tipoViagem, duracaoDias, moedaDestino, numeroPessoas, incluirSeguroViagem, hospedagemDiariaCents, custoPassagemTotalCents, gastoDiarioPorPessoaCents. Required: tipoViagem, duracaoDias, numeroPessoas, incluirSeguroViagem, hospedagemDiariaCents, custoPassagemTotalCents, gastoDiarioPorPessoaCents. 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_planejamento_viagem_sonho: 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_planejamento_viagem_sonho 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_planejamento_viagem_sonho 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_planejamento_viagem_sonho. 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_planejamento_viagem_sonho 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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