Cancel an in-flight gift and receive the refund amount. Free. Only possible before the booklet goes to print; once printing has started it fails with cancel_too_late. Pass the gift_id from create_gift and an optional reason for your records.
Part of the Token Of Esteem server.
Free to start. No card required.
AI agents may call cancel_gift to permanently remove or destroy resources in Token Of Esteem. Without a policy, an autonomous agent could delete critical data in a loop with no way to undo the damage. PolicyLayer blocks destructive tools by default and requires explicit human approval before enabling them.
Without a policy, an AI agent could call cancel_gift in a loop, permanently destroying resources in Token Of Esteem. There is no undo for destructive operations. PolicyLayer blocks this tool by default and only allows it when a human explicitly approves the action.
Destructive tools permanently remove data. Block by default. Only enable with explicit approval workflows.
{
"version": "1",
"default": "deny",
"hide": [
"cancel_gift"
]
}See the full Token Of Esteem policy for all 12 tools.
These attack patterns abuse exactly the kind of access cancel_gift gives an agent. Each links to the full case and the policy that stops it:
Other destructive tools across the catalogue. The same approach applies to each: deny by default, or require human approval.
Cancel an in-flight gift and receive the refund amount. Free. Only possible before the booklet goes to print; once printing has started it fails with cancel_too_late. Pass the gift_id from create_gift and an optional reason for your records.. 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 (https://mcp.tokenofesteem.com/v1/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 12 Token Of Esteem tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
4,600+ MCP servers and 31,000+ tools scanned and risk-classified.