Create an invoice. POST /invoices. Required: companyCurrencyId, companyGatewayId, customerId, paymentMethodId, detail (array, at least one line item), dateDue, dateFrom, dateTo. Optional: billingAddress, shippingAddress (when provided: contactName, street1, city, zip, countryCode (ISO 3166-1 alph...
AI agents use create_invoice to create or update resources in Rebillia MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Rebillia MCP Server environment.
The tool creates new invoices, which are financial documents that establish billing obligations and payment expectations. While it does not move money directly (that would be Financial), it irreversibly creates a formal financial record linking a customer to a charge obligation.
From the tool's definition Tool name is 'create_invoice' and description states 'Create an invoice. POST /invoices.' with required parameters including customerId, paymentMethodId, and amount. This creates financial records that bind customers to payment obligations.
Attacks that exploit this kind of access
Create an invoice. POST /invoices. Required: companyCurrencyId, companyGatewayId, customerId, paymentMethodId, detail (array, at least one line item), dateDue, dateFrom, dateTo. Optional: billingAddress, shippingAddress (when provided: contactName, street1, city, zip, countryCode (ISO 3166-1 alpha-2), type residential|commercial), customerEmail (max 45), customerName (max 45), customerPhone (max 45), paymentType (offlinePaymentProvider|thirdPartyPaymentProvider|walletPaymentProvider|otherPayment), shippingAmount (CENTS), terms (max 200), comments (max 200). Detail: amount can be. It is categorised as a Write tool in the Rebillia MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Rebillia MCP Server MCP server in PolicyLayer and add a rule for create_invoice: 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 Rebillia MCP Server. Nothing to install.
create_invoice is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the create_invoice 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 create_invoice. 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.
create_invoice is provided by the Rebillia MCP Server MCP server (rhinosaas/rebillia-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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