Permanently delete a skill. Removes the knowledge from maasy.
AI agents call maasy_delete_skill to permanently remove resources in Maasy — AI Marketing Copilot — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
This tool irreversibly deletes data (a skill/knowledge asset) with no undo or recovery mechanism implied. The permanent nature and removal of knowledge constitute a destructive action. Severity is 'high' rather than 'critical' because the blast radius is scoped to a single skill rather than systemic data or financial impact, but the irreversibility warrants high severity.
From the tool's definition Tool name includes 'delete' and description states 'Permanently delete a skill. Removes the knowledge from maasy.' The words 'Permanently delete' and 'Removes' indicate irreversible data destruction.
Attacks that exploit this kind of access
Permanently delete a skill. Removes the knowledge from maasy. It is categorised as a Destructive tool in the Maasy — AI Marketing Copilot MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Maasy — AI Marketing Copilot MCP server in PolicyLayer and add a rule for maasy_delete_skill: 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 Maasy — AI Marketing Copilot. Nothing to install.
maasy_delete_skill 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 maasy_delete_skill 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 maasy_delete_skill. 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.
maasy_delete_skill is provided by the Maasy — AI Marketing Copilot MCP server (@maasy-ai/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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