bookmark_video · TikVid MCP Server MCP: Risk & Policy

WHAT IT DOES

What bookmark_video does on TikVid MCP Server

AI agents use bookmark_video to create or update resources in TikVid MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your TikVid MCP Server environment.

WHY IT NEEDS A POLICY

Why bookmark_video needs a policy

Bookmarking a video creates a new saved reference in the user's profile. This is a reversible write operation (bookmarks can typically be removed). No code execution, deletion, or financial transaction is involved. Misuse has minimal blast radius.

From the tool's definition 'Save a video to your bookmarks for later' — creates a bookmark entry associated with the user's account

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

bookmark_video Rate-limited

bookmark_video 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": {
    "bookmark_video": {
      "limits": [
        {
          "counter": "bookmark_video_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches TikVid MCP Server, so you can run agents against it safely.

FAQ

Questions about bookmark_video

What does the bookmark_video tool do? +

Save a video to your bookmarks for later. It is categorised as a Write tool in the TikVid MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on bookmark_video? +

Register the TikVid MCP Server MCP server in PolicyLayer and add a rule for bookmark_video: 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 TikVid MCP Server. Nothing to install.

What risk level is bookmark_video? +

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

Can I rate-limit bookmark_video? +

Yes. Add a rate_limit block to the bookmark_video 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 bookmark_video completely? +

Set action: deny in the PolicyLayer policy for bookmark_video. 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 bookmark_video? +

bookmark_video is provided by the TikVid MCP Server MCP server (liortesta/tikvid). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.