cancel before printing, with a refund.
AI agents call cancel_gift to permanently remove resources in Token of Esteem — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
While this tool involves financial operations (refunds), its primary function is to irreversibly cancel/delete a gift order. This is a destructive action—once cancelled, the order state cannot be recovered without manual intervention. The refund aspect makes it also financial in nature, but the irreversible deletion of the order record makes Destructive the most severe and applicable category.
From the tool's definition The tool name is 'cancel_gift' and the description states it can 'cancel before printing, with a refund.' This irreversibly removes a gift order and reverses a financial commitment through refunding.
Attacks that exploit this kind of access
cancel before printing, with a refund. It is categorised as a Destructive tool in the Token of Esteem MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Token of Esteem MCP server in PolicyLayer and add a rule for cancel_gift: 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 Token of Esteem. Nothing to install.
cancel_gift is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the cancel_gift 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 cancel_gift. 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.
cancel_gift is provided by the Token of Esteem MCP server (tokenofesteem/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
cancel_gift is one line of Token of Esteem's registry record.
The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.
Teams ship this data inside their own products. See what a licence covers →