Get list of payment forms (Cash/NonCash) for waybill creation with Common/getPaymentForm (doc 1.7). Nova Poshta notes non-cash payments are available only to contracted clients, so keep a cached copy to validate user choices.
AI agents call reference_get_payment_forms to retrieve information from Novaposhta without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves a static reference list of payment forms from the Nova Poshta API. It performs a read-only query operation that retrieves data without side effects. The suggestion to cache results confirms it is informational/reference data retrieval.
From the tool's definition Tool name contains 'get' and description states 'Get list of payment forms' with no modification, deletion, or execution capability. Returns reference data for validation purposes.
Attacks that exploit this kind of access
Get list of payment forms (Cash/NonCash) for waybill creation with Common/getPaymentForm (doc 1.7). Nova Poshta notes non-cash payments are available only to contracted clients, so keep a cached copy to validate user choices. It is categorised as a Read tool in the Novaposhta MCP Server, which means it retrieves data without modifying state.
Register the Novaposhta MCP server in PolicyLayer and add a rule for reference_get_payment_forms: 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 Novaposhta. Nothing to install.
reference_get_payment_forms is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the reference_get_payment_forms 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 reference_get_payment_forms. 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.
reference_get_payment_forms is provided by the Novaposhta MCP server (@shopana/novaposhta-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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