calculate_import_tax

SERVERFalaZuki Finance BR SOURCEhttps://mcp.falazuki.com/mcp

Medium RISK CLASS

Category Write

Parameters 31 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/com-falazuki-finance-br/calculate-import-tax.md

WHAT IT DOES

What calculate_import_tax does on FalaZuki Finance BR

AI agents use calculate_import_tax to create or update resources in FalaZuki Finance BR, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your FalaZuki Finance BR environment.

Parameter	Type	Required	Description
`freight_usd`	number	—	Frete e seguro em US$ (entram na base do imposto)
`product_usd`	number	Yes	Valor do produto em US$ (o limite do regime é US$ 3.000)
`remessa_conforme`	boolean	—	Comprado em plataforma do Remessa Conforme (Shein, AliExpress, Amazon: quase todas são)

Parameters from the server's own tool schema.

RISK

Why calculate_import_tax is rated Medium

An AI agent can call calculate_import_tax faster than any human can review: one bad instruction and it creates or modifies resources in FalaZuki Finance BR by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs calculate_import_tax 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_import_tax, this is the rule to start with:

calculate_import_tax Rate-limited

calculate_import_tax stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "calculate_import_tax": {
      "limits": [
        {
          "counter": "calculate_import_tax_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect FalaZuki Finance BR, apply this rule, and every calculate_import_tax call is checked against it from then on.

FAQ

Questions about calculate_import_tax

What does the calculate_import_tax tool do? +

Calcula o imposto de compra internacional (Shein, AliExpress, Amazon): 20% até US$ 50 no Remessa Conforme, 60% com desconto de US$ 20 acima, ICMS de 17% por dentro, convertido pelo dólar do dia do Banco Central. Parâmetros obrigatórios: product_usd. Opcionais: freight_usd, remessa_conforme. Use exatamente estes nomes, em inglês. It is categorised as a Write tool in the FalaZuki Finance BR MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does calculate_import_tax accept? +

calculate_import_tax accepts 3 parameters: freight_usd, product_usd, remessa_conforme. Required: product_usd. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on calculate_import_tax? +

Register the FalaZuki Finance BR MCP server in PolicyLayer and add a rule for calculate_import_tax: 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.

What risk level is calculate_import_tax? +

calculate_import_tax is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit calculate_import_tax? +

Yes. Add a rate_limit block to the calculate_import_tax 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.

How do I block calculate_import_tax completely? +

Set action: deny in the PolicyLayer policy for calculate_import_tax. 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.

What MCP server provides calculate_import_tax? +

calculate_import_tax 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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