Log out of Vapi and clear stored credentials. Use this if your auth token is stale or you want to switch accounts.
AI agents call vapi_logout to permanently remove resources in Vapi Mcp Server Enhanced — 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 vapi_logout doesn't hesitate, doesn't double-check, and doesn't stop at one. Whatever it removes from Vapi Mcp Server Enhanced is gone — there is no undo for destructive operations.
Attacks that exploit this kind of access
Log out of Vapi and clear stored credentials. Use this if your auth token is stale or you want to switch accounts. It is categorised as a Destructive tool in the Vapi Mcp Server Enhanced MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Vapi Mcp Server Enhanced MCP server in PolicyLayer and add a rule for vapi_logout: 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 Vapi Mcp Server Enhanced. Nothing to install.
vapi_logout 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 vapi_logout 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 vapi_logout. 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.
vapi_logout is provided by the Vapi Mcp Server Enhanced MCP server (vapi-mcp-server-enhanced). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.