形態素解析でキーワードを抽出
AI agents call extract_keywords to retrieve information from Survey Insight MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Keyword extraction via morphological analysis is a read-only operation that analyzes and retrieves information from survey comments without creating, modifying, executing external operations, or destroying data. The tool processes input to generate insights but does not alter the source data or trigger external side effects.
From the tool's definition Tool performs 形態素解析 (morphological analysis) to extract keywords from survey data. Description indicates data retrieval/analysis operation with no modification or deletion of underlying data.
Attacks that exploit this kind of access
形態素解析でキーワードを抽出. It is categorised as a Read tool in the Survey Insight MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Survey Insight MCP Server MCP server in PolicyLayer and add a rule for extract_keywords: 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 Survey Insight MCP Server. Nothing to install.
extract_keywords 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 extract_keywords 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 extract_keywords. 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.
extract_keywords is provided by the Survey Insight MCP Server MCP server (sinjorjob/survey-insight-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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