fin_editar_transacao
Edita uma transação existente. Apenas os campos informados são alterados — campos omitidos permanecem inalterados. QUANDO USAR: corrigir valor, descrição, categoria, conta ou data de uma transação. NÃO USAR QUANDO: quiser deletar (usar fin_deletar_transacao) ou criar nova (usar tools de criação)....
This record as markdown: /tools/genius-fin-mcp/fin-editar-transacao.md
What fin_editar_transacao does on Genius Fin
AI agents call fin_editar_transacao as a supporting operation in Genius Fin workflows.
Why fin_editar_transacao is rated Low
Without any rule in front of it, every call an agent makes to fin_editar_transacao happens silently: no trail, no cap, no way to know it misbehaved until something breaks downstream.
Attacks that exploit this kind of access
The rule that runs fin_editar_transacao safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Genius Fin, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For fin_editar_transacao, this is the rule to start with:
fin_editar_transacao gets a rate cap, and everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Genius Fin, apply this rule, and every fin_editar_transacao call is checked against it from then on.
Questions about fin_editar_transacao
Edita uma transação existente. Apenas os campos informados são alterados — campos omitidos permanecem inalterados. QUANDO USAR: corrigir valor, descrição, categoria, conta ou data de uma transação. NÃO USAR QUANDO: quiser deletar (usar fin_deletar_transacao) ou criar nova (usar tools de criação). CAMPOS: - transaction_id: string UUID — ID da transação (obrigatório). - amount_cents: number — novo valor em centavos. - description: string — nova descrição. - category_name: string — nova categoria (por nome). - subcategory_name: string — nova subcategoria (por nome). - account_name: string — nova conta (por nome). - tx_date: string YYYY-MM-DD — nova data. - invoice_cycle_end: string YYYY-MM-DD — força a transação pra uma fatura específica (data de fechamento do ciclo). - original_amount_cents: number, o valor em dólar, em centavos, de uma despesa ou receita da conta USD (vai junto com original_currency). - original_currency:. It is categorised as a Other tool in the Genius Fin MCP Server, which means it performs auxiliary operations.
Register the Genius Fin MCP server in PolicyLayer and add a rule for fin_editar_transacao: 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 Genius Fin. Nothing to install.
fin_editar_transacao is a Other tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the fin_editar_transacao 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 fin_editar_transacao. 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.
fin_editar_transacao is provided by the Genius Fin MCP server (genius-fin-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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