index_video · Reka Vision MCP Server MCP: Risk & Policy

WHAT IT DOES

What index_video does on Reka Vision MCP Server

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

WHY IT NEEDS A POLICY

Why index_video needs a policy

Indexing a video implies processing and storing/registering it within the system, which is a Write operation (creates or modifies data). It is reversible given sibling tools like 'delete_video' exist. Confidence is moderate due to empty description.

From the tool's definition Tool name 'index_video' on a server described as supporting 'upload, index, search, and analyze videos'. The description is empty and uninformative.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

index_video Rate-limited

index_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": {
    "index_video": {
      "limits": [
        {
          "counter": "index_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 Reka Vision MCP Server, so you can run agents against it safely.

FAQ

Questions about index_video

What does the index_video tool do? +

index_video. It is categorised as a Write tool in the Reka Vision 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 index_video? +

Register the Reka Vision MCP Server MCP server in PolicyLayer and add a rule for index_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 Reka Vision MCP Server. Nothing to install.

What risk level is index_video? +

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

Can I rate-limit index_video? +

Yes. Add a rate_limit block to the index_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 index_video completely? +

Set action: deny in the PolicyLayer policy for index_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 index_video? +

index_video is provided by the Reka Vision MCP Server MCP server (reka-ai/reka-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.