appstore_update_whats_new · Mimi Seed MCP: Risk & Policy

WHAT IT DOES

What appstore_update_whats_new does on Mimi Seed

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

WHY IT NEEDS A POLICY

Why appstore_update_whats_new needs a policy

This tool updates release notes or what's new information for an app on the App Store, which modifies app metadata reversibly. This is a Write operation—changes can be corrected or reverted by updating again. It's not Destructive (data isn't deleted), Execute (no arbitrary code execution), or Financial.

From the tool's definition Tool name 'appstore_update_whats_new' indicates modification of App Store metadata (what's new/release notes).

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

appstore_update_whats_new Rate-limited

appstore_update_whats_new 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": {
    "appstore_update_whats_new": {
      "limits": [
        {
          "counter": "appstore_update_whats_new_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 Mimi Seed, so you can run agents against it safely.

FAQ

Questions about appstore_update_whats_new

What does the appstore_update_whats_new tool do? +

App Store. It is categorised as a Write tool in the Mimi Seed MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on appstore_update_whats_new? +

Register the Mimi Seed MCP server in PolicyLayer and add a rule for appstore_update_whats_new: 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 Mimi Seed. Nothing to install.

What risk level is appstore_update_whats_new? +

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

Can I rate-limit appstore_update_whats_new? +

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

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

appstore_update_whats_new is provided by the Mimi Seed MCP server (@yoonion/mimi-seed-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

// THE FULL RECORD

appstore_update_whats_new is one line of Mimi Seed's registry record.

The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.

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