Low Risk

search

Searches the web for information on any topic using search engines

How to control search ↓

What search does on MCP Server with Google ADK

AI agents call search to retrieve information from MCP Server with Google ADK without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why search needs a policy

This tool only retrieves and queries data from web search engines without creating, modifying, deleting, or executing any operations. The blast radius of misuse is minimal—an agent could perform unwanted searches but cannot cause harm beyond information gathering. Classified as Read with low severity.

From the tool's definition Tool description states it 'Searches the web for information on any topic using search engines' - a pure information retrieval operation with no modification or execution capabilities.

Documented attack patterns abuse exactly the kind of access search gives an agent:

How to control search

PolicyLayer is an MCP gateway — it sits between your AI agents and MCP Server with Google ADK, and nothing reaches the server without passing your rules. This is the rule we recommend for search:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "search": {}
  }
}

search is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register MCP Server with Google ADK — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about search

What does the search tool do? +

Searches the web for information on any topic using search engines. It is categorised as a Read tool in the MCP Server with Google ADK MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on search? +

Register the MCP Server with Google ADK MCP server in PolicyLayer and add a rule for search: 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 MCP Server with Google ADK. Nothing to install.

What risk level is search? +

search is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit search? +

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

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

search is provided by the MCP Server with Google ADK MCP server (zayedrais/ai_agent_with_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every MCP Server with Google ADK tool call.

Start from MCP Server with Google ADK, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

4 MCP Server with Google ADK tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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