apple_ads_search_term_popularity
The most-searched App Store terms in a genre and market — MARKET-WIDE DEMAND, not your own performance, so it works for finding terms to target before you have spent anything. Cross-read it against apple_ads_impression_share: a term ranking high here where your impression share is low is exactly ...
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What apple_ads_search_term_popularity does on Hermoso
AI agents call apple_ads_search_term_popularity to retrieve information from Hermoso without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why apple_ads_search_term_popularity is rated Low
Even though apple_ads_search_term_popularity only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Attacks that exploit this kind of access
The rule that runs apple_ads_search_term_popularity safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Hermoso, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For apple_ads_search_term_popularity, this is the rule to start with:
apple_ads_search_term_popularity is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Hermoso, apply this rule, and every apple_ads_search_term_popularity call is checked against it from then on.
Questions about apple_ads_search_term_popularity
The most-searched App Store terms in a genre and market — MARKET-WIDE DEMAND, not your own performance, so it works for finding terms to target before you have spent anything. Cross-read it against apple_ads_impression_share: a term ranking high here where your impression share is low is exactly where budget or bid is leaving installs on the table. genre is a FREE-TEXT App Store genre name (e.g. It is categorised as a Read tool in the Hermoso MCP Server, which means it retrieves data without modifying state.
Register the Hermoso MCP server in PolicyLayer and add a rule for apple_ads_search_term_popularity: 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 Hermoso. Nothing to install.
apple_ads_search_term_popularity 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 apple_ads_search_term_popularity 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 apple_ads_search_term_popularity. 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.
apple_ads_search_term_popularity is provided by the Hermoso MCP server (https://app.hermoso.ai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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