approve_apply · Mind Mem MCP: Risk & Policy

WHAT IT DOES

What approve_apply does on Mind Mem

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

WHY IT NEEDS A POLICY

Why approve_apply needs a policy

The name 'approve_apply' indicates the tool likely commits or enacts changes to the Memory OS state—modifying stored memories, governance rules, or system configuration. This is a Write-category action (creates or modifies data reversibly) rather than Read (no side effects) or Destructive (irreversible).

From the tool's definition Tool name 'approve_apply' suggests approval and application of changes to a memory/governance system. No description provided, limiting certainty.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

approve_apply Rate-limited

approve_apply 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_apply": {
      "limits": [
        {
          "counter": "approve_apply_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 Mind Mem, so you can run agents against it safely.

FAQ

Questions about approve_apply

What does the approve_apply tool do? +

approve_apply. It is categorised as a Write tool in the Mind Mem 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_apply? +

Register the Mind Mem MCP server in PolicyLayer and add a rule for approve_apply: 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 Mind Mem. Nothing to install.

What risk level is approve_apply? +

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

Can I rate-limit approve_apply? +

Yes. Add a rate_limit block to the approve_apply 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_apply completely? +

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

approve_apply is provided by the Mind Mem MCP server (ovidiu-eremia/mind-mem). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.