This record as markdown: /tools/ae/ae-delete-layer.md
What ae_delete_layer does on Ae
AI agents call ae_delete_layer to permanently remove resources in Ae, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why ae_delete_layer is rated Critical
This tool irreversibly deletes data (a layer from an After Effects composition) and cannot be undone programmatically. Deletion of composition layers is a destructive operation that destroys work product. The high severity reflects that an AI agent could accidentally or maliciously remove critical animation layers, requiring manual recreation of work.
From the tool's definition Tool name contains 'delete' and description states 'Remove a layer from the composition permanently'. The word 'permanently' indicates irreversible deletion.
Attacks that exploit this kind of access
The rule that runs ae_delete_layer safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ae, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For ae_delete_layer, this is the rule to start with:
ae_delete_layer 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 Ae, apply this rule, and every ae_delete_layer call is checked against it from then on.
Questions about ae_delete_layer
Remove a layer from the composition permanently. It is categorised as a Destructive tool in the Ae MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Ae MCP server in PolicyLayer and add a rule for ae_delete_layer: 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 Ae. Nothing to install.
ae_delete_layer 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 ae_delete_layer 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 ae_delete_layer. 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.
ae_delete_layer is provided by the Ae MCP server (ae-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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