rate_template · Tenzro Ledger MCP: Risk & Policy

WHAT IT DOES

What rate_template does on Tenzro Ledger MCP

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

WHY IT NEEDS A POLICY

Why rate_template needs a policy

This tool creates/submits a rating and optional review for an agent template. It modifies data (adds a rating record) but is reversible in the sense that ratings can typically be updated or removed. No financial, destructive, or execution implications.

From the tool's definition Rate an agent template (1-5 stars) with an optional text review

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

rate_template Rate-limited

rate_template 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": {
    "rate_template": {
      "limits": [
        {
          "counter": "rate_template_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 Tenzro Ledger MCP, so you can run agents against it safely.

FAQ

Questions about rate_template

What does the rate_template tool do? +

Rate an agent template (1-5 stars) with an optional text review. It is categorised as a Write tool in the Tenzro Ledger MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on rate_template? +

Register the Tenzro Ledger MCP server in PolicyLayer and add a rule for rate_template: 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 Tenzro Ledger MCP. Nothing to install.

What risk level is rate_template? +

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

Can I rate-limit rate_template? +

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

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

rate_template is provided by the Tenzro Ledger MCP server (https://canton-mcp.tenzro.network/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.