クイック検索・簡単な調査・概要調査をする。単一イテレーションで迅速な結果を提供します。簡単に調べる、クイック検索、手早く調査、概要を調べる、サッと検索、軽く調べる、基本情報を調査、簡易検索、速攻調査、などの要求に最適です。
AI agents call quick_search to retrieve information from Langgraph Deep Search MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs information retrieval and search operations with no side effects. It queries data (via Google Gemini and LangGraph-based research) and returns results, citations, and metadata. There is no modification of data, code execution, deletion, or financial transaction involved. The single-iteration design and emphasis on 'quick results' confirm this is a passive Read operation.
From the tool's definition Tool description indicates 'クイック検索・簡単な調査・概要調査をする。単一イテレーションで迅速な結果を提供します' (quick search, simple investigation, overview investigation, providing rapid results in a single iteration).
Attacks that exploit this kind of access
クイック検索・簡単な調査・概要調査をする。単一イテレーションで迅速な結果を提供します。簡単に調べる、クイック検索、手早く調査、概要を調べる、サッと検索、軽く調べる、基本情報を調査、簡易検索、速攻調査、などの要求に最適です。. It is categorised as a Read tool in the Langgraph Deep Search MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Langgraph Deep Search MCP Server MCP server in PolicyLayer and add a rule for quick_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 Langgraph Deep Search MCP Server. Nothing to install.
quick_search 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 quick_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.
Set action: deny in the PolicyLayer policy for quick_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.
quick_search is provided by the Langgraph Deep Search MCP Server MCP server (ryotaozawa0/langgraph-deepsearch-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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