ae_set_effect_parameters
Modify parameters of existing effects for fine-tuning and animation
This record as markdown: /tools/ae/ae-set-effect-parameters.md
What ae_set_effect_parameters does on Ae
AI agents use ae_set_effect_parameters to create or update resources in Ae, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Ae environment.
Why ae_set_effect_parameters is rated Medium
This tool modifies effect parameters, which is a reversible write operation. Changes to effect settings can be undone or adjusted without destroying data or executing arbitrary code. While it operates within a professional motion graphics tool, the scope is limited to tuning existing effects rather than executing arbitrary scripts or destructively deleting content.
From the tool's definition Tool description states 'Modify parameters of existing effects for fine-tuning and animation' - the verb 'modify' indicates reversible changes to effect settings within After Effects.
Attacks that exploit this kind of access
The rule that runs ae_set_effect_parameters 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_set_effect_parameters, this is the rule to start with:
ae_set_effect_parameters stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Ae, apply this rule, and every ae_set_effect_parameters call is checked against it from then on.
Questions about ae_set_effect_parameters
Modify parameters of existing effects for fine-tuning and animation. It is categorised as a Write tool in the Ae MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Ae MCP server in PolicyLayer and add a rule for ae_set_effect_parameters: 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_set_effect_parameters is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the ae_set_effect_parameters 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_set_effect_parameters. 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_set_effect_parameters 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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