libi.create_scene
Create a new scene in the video composition. The drawFunction is JavaScript code that receives a
This record as markdown: /tools/libi/libi.create-scene.md
What libi.create_scene does on Libi
AI agents invoke libi.create_scene to trigger actions in Libi. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why libi.create_scene is rated High
Tool executes arbitrary JavaScript code to create video scenes.
From the tool's definition drawFunction is JavaScript code that receives
Attacks that exploit this kind of access
The rule that runs libi.create_scene safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Libi, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For libi.create_scene, this is the rule to start with:
libi.create_scene stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Libi, apply this rule, and every libi.create_scene call is checked against it from then on.
Questions about libi.create_scene
Create a new scene in the video composition. The drawFunction is JavaScript code that receives a. It is categorised as a Execute tool in the Libi MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Libi MCP server in PolicyLayer and add a rule for libi.create_scene: 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 Libi. Nothing to install.
libi.create_scene is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the libi.create_scene 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 libi.create_scene. 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.
libi.create_scene is provided by the Libi MCP server (Nagellabs/libi). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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