calculate_emergency_fund
Calcula o valor ideal da reserva de emergência e quanto tempo leva para montar, baseado nos gastos mensais e perfil. Parâmetros obrigatórios: monthly_expenses. Opcionais: profile, current_savings, monthly_saving, monthly_return. Use exatamente estes nomes, em inglês.
This record as markdown: /tools/com-falazuki-finance-br/calculate-emergency-fund.md
What calculate_emergency_fund does on FalaZuki Finance BR
AI agents call calculate_emergency_fund 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 |
|---|---|---|---|
profile | string | — | Perfil profissional |
monthly_return | number | — | Rendimento mensal de onde o dinheiro fica, em % (ex: 1 = 1% ao mês). Padrão zero, que é o prazo sem contar rendimento. |
monthly_saving | number | — | Quanto consegue guardar por mês em R$ |
current_savings | number | — | Quanto já tem guardado em R$ |
monthly_expenses | number | Yes | Gastos mensais fixos em R$ |
Parameters from the server's own tool schema.
Why calculate_emergency_fund is rated Low
Even though calculate_emergency_fund 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_emergency_fund 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_emergency_fund, this is the rule to start with:
calculate_emergency_fund 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_emergency_fund call is checked against it from then on.
Questions about calculate_emergency_fund
Calcula o valor ideal da reserva de emergência e quanto tempo leva para montar, baseado nos gastos mensais e perfil. Parâmetros obrigatórios: monthly_expenses. Opcionais: profile, current_savings, monthly_saving, monthly_return. 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_emergency_fund accepts 5 parameters: profile, monthly_return, monthly_saving, current_savings, monthly_expenses. Required: monthly_expenses. 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_emergency_fund: 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_emergency_fund 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_emergency_fund 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_emergency_fund. 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_emergency_fund 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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