libi.analysis_save_frames

SERVERLibi SOURCENagellabs/libi

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/libi/libi.analysis-save-frames.md

WHAT IT DOES

What libi.analysis_save_frames does on Libi

AI agents use libi.analysis_save_frames to create or update resources in Libi, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Libi environment.

RISK

Why libi.analysis_save_frames is rated Medium

Modifies keyframe data reversibly but uses destructive replacement semantics affecting video project state.

From the tool's definition Atomic batch save, REPLACE SEMANTICS, deletes existing keyframes, overwrites data

Risk signalsBulk/mass operation — affects multiple targets

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs libi.analysis_save_frames 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.analysis_save_frames, this is the rule to start with:

libi.analysis_save_frames Rate-limited

libi.analysis_save_frames 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "libi.analysis_save_frames": {
      "limits": [
        {
          "counter": "libi.analysis_save_frames_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Libi, apply this rule, and every libi.analysis_save_frames call is checked against it from then on.

FAQ

Questions about libi.analysis_save_frames

What does the libi.analysis_save_frames tool do? +

Atomic batch save of the frames step. REPLACE SEMANTICS: every existing keyframe for the file is deleted and replaced by this batch. Each entry: { frameIndex, timestamp, filePath, description?, skipped?, skipReason?, custom? }. It is categorised as a Write tool in the Libi MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on libi.analysis_save_frames? +

Register the Libi MCP server in PolicyLayer and add a rule for libi.analysis_save_frames: 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.

What risk level is libi.analysis_save_frames? +

libi.analysis_save_frames is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit libi.analysis_save_frames? +

Yes. Add a rate_limit block to the libi.analysis_save_frames 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.

How do I block libi.analysis_save_frames completely? +

Set action: deny in the PolicyLayer policy for libi.analysis_save_frames. 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.

What MCP server provides libi.analysis_save_frames? +

libi.analysis_save_frames 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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