Get list of all Google Play categories. Returns an array of category identifiers like:\n
AI agents call google-play-categories to retrieve information from App Market Intelligence MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a simple query to fetch publicly available category metadata from Google Play Store. It has no side effects, creates no data, executes no code, and cannot modify or delete anything. The blast radius of misuse is negligible—an agent could only retrieve information already public. This is a straightforward Read operation.
From the tool's definition Tool name 'google-play-categories' and description indicate it retrieves a static list of category identifiers from Google Play Store with no parameters that modify state. The verb 'Get list of' confirms read-only retrieval.
Documented attack patterns abuse exactly the kind of access google-play-categories gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and App Market Intelligence MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for google-play-categories:
{
"version": "1",
"default": "deny",
"tools": {
"google-play-categories": {}
}
}google-play-categories is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get list of all Google Play categories. Returns an array of category identifiers like:\n. It is categorised as a Read tool in the App Market Intelligence MCP MCP Server, which means it retrieves data without modifying state.
Register the App Market Intelligence MCP server in PolicyLayer and add a rule for google-play-categories: 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 App Market Intelligence MCP. Nothing to install.
google-play-categories is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the google-play-categories 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 google-play-categories. 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.
google-play-categories is provided by the App Market Intelligence MCP server (jiantaofu/appinsightmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from App Market Intelligence MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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20 App Market Intelligence MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.