Delete a Gmail label by ID. System labels cannot be deleted.
AI agents call gmail_delete_label to permanently remove resources in VibeMCP — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
An AI agent that decides to call gmail_delete_label doesn't hesitate, doesn't double-check, and doesn't stop at one. Whatever it removes from VibeMCP is gone — there is no undo for destructive operations.
Attacks that exploit this kind of access
Delete a Gmail label by ID. System labels cannot be deleted. It is categorised as a Destructive tool in the VibeMCP MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Vibe MCP server in PolicyLayer and add a rule for gmail_delete_label: 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 VibeMCP. Nothing to install.
gmail_delete_label 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 gmail_delete_label 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 gmail_delete_label. 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.
gmail_delete_label is provided by the Vibe MCP server (vibetensor/vibemcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.