generate_invoice_qr_code

Generate a QR code for an invoice

SERVERPayPal SOURCE@modelcontextprotocol/server-paypal
Low RISK CLASS
Category Read
Parameters 00 required
Recommended Allowedsee the rule below
Registry record Grade F, identity verified Pull the record →

This record as markdown: /tools/paypal/generate-invoice-qr-code.md

What generate_invoice_qr_code does on PayPal

AI agents call generate_invoice_qr_code to retrieve information from PayPal without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Why generate_invoice_qr_code is rated Low

Generating a QR code is a read/render operation: it encodes existing invoice data into a QR format without moving money, modifying records, or executing transactions. The worst-case misuse is leaking an invoice link, hence low severity. Confidence is slightly reduced because some implementations could trigger invoice delivery or status changes, but the description gives no indication of that.

From the tool's definition 'Generate a QR code for an invoice' — this creates a derived representation (QR image) of an existing invoice for display/sharing purposes, with no financial transaction or data mutation implied

Questions about generate_invoice_qr_code

What does the generate_invoice_qr_code tool do? +

Generate a QR code for an invoice. It is categorised as a Read tool in the PayPal MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on generate_invoice_qr_code? +

Register the PayPal MCP server in PolicyLayer and add a rule for generate_invoice_qr_code: 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 PayPal. Nothing to install.

What risk level is generate_invoice_qr_code? +

generate_invoice_qr_code is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit generate_invoice_qr_code? +

Yes. Add a rate_limit block to the generate_invoice_qr_code 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 generate_invoice_qr_code completely? +

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

generate_invoice_qr_code is provided by the PayPal MCP server (@modelcontextprotocol/server-paypal). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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