calculate_civil_monetary_update

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

Medium RISK CLASS

Category Write

Parameters 33 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-civil-monetary-update.md

WHAT IT DOES

What calculate_civil_monetary_update does on FalaZuki Finance BR

AI agents use calculate_civil_monetary_update 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
`principal`	number	Yes	O valor original a atualizar, em R$
`accumulated_ipca_percent`	number	Yes	IPCA acumulado do período, em % (2.5 = 2,5%). Série 433 do BCB, composta multiplicativamente mês a mês
`accumulated_legal_rate_percent`	number	Yes	Taxa legal acumulada do período, em % (1.94 = 1,94%). Série 29543 do BCB, SOMADA mês a mês (juros simples, art. 6º da Resolução CMN 5.171/2024)

Parameters from the server's own tool schema.

RISK

Why calculate_civil_monetary_update is rated Medium

An AI agent can call calculate_civil_monetary_update 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_civil_monetary_update 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_civil_monetary_update, this is the rule to start with:

calculate_civil_monetary_update Rate-limited

calculate_civil_monetary_update 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_civil_monetary_update": {
      "limits": [
        {
          "counter": "calculate_civil_monetary_update_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_civil_monetary_update call is checked against it from then on.

FAQ

Questions about calculate_civil_monetary_update

What does the calculate_civil_monetary_update tool do? +

Atualiza um valor pelo regime civil da Lei 14.905/2024, vigente desde 30/08/2024: correção pelo IPCA (CC, art. 389, p.u.) e juros pela taxa legal do art. 406 (SELIC deduzido o IPCA, juros SIMPLES, sobre o valor já atualizado, conforme Resolução CMN 5.171/2024). Devolve a memória de cálculo completa. O IPCA acumulado entra multiplicativo e a taxa legal ADITIVA (soma das taxas mensais da série 29543 do BCB). ATENÇÃO: regime civil geral; não presume aplicação a débitos trabalhistas, tributários ou contra a Fazenda Pública. Parâmetros obrigatórios: principal, accumulated_ipca_percent, accumulated_legal_rate_percent. 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_civil_monetary_update accept? +

calculate_civil_monetary_update accepts 3 parameters: principal, accumulated_ipca_percent, accumulated_legal_rate_percent. Required: principal, accumulated_ipca_percent, accumulated_legal_rate_percent. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on calculate_civil_monetary_update? +

Register the FalaZuki Finance BR MCP server in PolicyLayer and add a rule for calculate_civil_monetary_update: 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_civil_monetary_update? +

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

Can I rate-limit calculate_civil_monetary_update? +

Yes. Add a rate_limit block to the calculate_civil_monetary_update 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_civil_monetary_update completely? +

Set action: deny in the PolicyLayer policy for calculate_civil_monetary_update. 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_civil_monetary_update? +

calculate_civil_monetary_update 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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