gcp_appengine_delete_version
Delete an App Engine version
This record as markdown: /tools/ahmedselimmansor-ctrl-gcp-mcp-server/gcp-appengine-delete-version.md
What gcp_appengine_delete_version does on GCP MCP Server
AI agents call gcp_appengine_delete_version to permanently remove resources in GCP MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why gcp_appengine_delete_version is rated Critical
This tool irreversibly removes an App Engine version, which constitutes a destructive action. The blast radius is critical because deleting a production version could cause immediate service unavailability, data loss if the version held state, and potential business impact.
From the tool's definition Tool name contains 'delete' and description states 'Delete an App Engine version'. Deletion of application versions is an irreversible operation that cannot be undone.
Attacks that exploit this kind of access
The rule that runs gcp_appengine_delete_version safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GCP MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gcp_appengine_delete_version, this is the rule to start with:
gcp_appengine_delete_version is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect GCP MCP Server, apply this rule, and every gcp_appengine_delete_version call is checked against it from then on.
Questions about gcp_appengine_delete_version
Delete an App Engine version. It is categorised as a Destructive tool in the GCP MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the GCP MCP Server MCP server in PolicyLayer and add a rule for gcp_appengine_delete_version: 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 GCP MCP Server. Nothing to install.
gcp_appengine_delete_version 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 gcp_appengine_delete_version 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 gcp_appengine_delete_version. 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.
gcp_appengine_delete_version is provided by the GCP MCP Server MCP server (ahmedselimmansor-ctrl/gcp_mcp_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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