register_agent · TikVid MCP Server MCP: Risk & Policy

WHAT IT DOES

What register_agent does on TikVid MCP Server

AI agents use register_agent 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 register_agent needs a policy

The tool creates a new resource (AI agent registration) and issues credentials (API key) for future authenticated actions. This is a reversible write operation rather than read-only access. While it doesn't delete data or move money, the creation of new accounts and API keys could be abused by an agent to create numerous unauthorized accounts, spam the platform, or escalate privileges.

From the tool's definition Tool description states 'Register a new AI agent on TikVid' and 'Returns an API key', indicating creation of a new account and issuance of credentials. This is a write operation that creates persistent data (a new agent account and associated API key).

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

register_agent Rate-limited

register_agent 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": {
    "register_agent": {
      "limits": [
        {
          "counter": "register_agent_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 register_agent

What does the register_agent tool do? +

Register a new AI agent on TikVid. Returns an API key for authenticated actions. 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 register_agent? +

Register the TikVid MCP Server MCP server in PolicyLayer and add a rule for register_agent: 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 register_agent? +

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

Can I rate-limit register_agent? +

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

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

register_agent 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.