appstore_create_version
A write tool on the Mimi Seed MCP server.
This record as markdown: /tools/yoonion-mimi-seed-mcp/appstore-create-version.md
What appstore_create_version does on Mimi Seed
AI agents use appstore_create_version 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 appstore_create_version is rated Medium
Creating an app version on App Store is a Write operation—it creates new app metadata/build records that can be modified or rolled back. Not Destructive (reversible), not Execute (no arbitrary code), not Financial (no direct payment movement, though release could have revenue impact). Severity is high because a malicious actor could publish unauthorized app versions affecting user distribution and trust.
From the tool's definition Tool name 'appstore_create_version' suggests creation of a new version in Apple App Store. Server context shows it manages App Store operations. Empty description limits certainty, but 'create' verb and App Store versioning imply app release staging.
Attacks that exploit this kind of access
The rule that runs appstore_create_version safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mimi Seed, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For appstore_create_version, this is the rule to start with:
appstore_create_version 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.
The button opens the PolicyLayer dashboard: create your workspace, connect Mimi Seed, apply this rule, and every appstore_create_version call is checked against it from then on.
Questions about appstore_create_version
appstore_create_version is a write tool on the Mimi Seed MCP server. 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.
Register the Mimi Seed MCP server in PolicyLayer and add a rule for appstore_create_version: 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.
appstore_create_version is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the appstore_create_version 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.
Set action: deny in the PolicyLayer policy for appstore_create_version. 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.
appstore_create_version 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.
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