approve_strategy · Agent-Comm-Hub MCP: Risk & Policy

WHAT IT DOES

What approve_strategy does on Agent-Comm-Hub

AI agents use approve_strategy to create or update resources in Agent-Comm-Hub — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Agent-Comm-Hub environment.

WHY IT NEEDS A POLICY

Why approve_strategy needs a policy

This tool modifies the state of strategies by approving or rejecting them, which is a reversible write operation. The admin-only access control and notification mechanism suggest this is a critical workflow operation, but the effects are not destructive (approval/rejection can be changed) nor immediately execute external actions.

From the tool's definition Tool name 'approve_strategy' combined with description indicating approval/rejection of strategies with admin-only access and SSE notification. The description uses Chinese characters meaning 'approve strategy (approve/reject). Only admin can call.

Risk signalsAdmin/system-level operation

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

approve_strategy Rate-limited

approve_strategy 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": {
    "approve_strategy": {
      "limits": [
        {
          "counter": "approve_strategy_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 Agent-Comm-Hub, so you can run agents against it safely.

FAQ

Questions about approve_strategy

What does the approve_strategy tool do? +

审批策略（approve/reject）。仅 admin 可调用。审批后通过 SSE 通知提议者。. It is categorised as a Write tool in the Agent-Comm-Hub MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on approve_strategy? +

Register the Agent-Comm-Hub MCP server in PolicyLayer and add a rule for approve_strategy: 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 Agent-Comm-Hub. Nothing to install.

What risk level is approve_strategy? +

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

Can I rate-limit approve_strategy? +

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

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

approve_strategy is provided by the Agent-Comm-Hub MCP server (liuboacean/agent-comm-hub). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.