AI agents call search_feeds to retrieve information from Xhs Kit without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries or retrieves feed content from the Xiaohongshu platform. It has no side effects—it does not create, modify, delete, or execute external operations. It is purely informational/retrieval in nature, fitting squarely into the Read category.
From the tool's definition Tool name is 'search_feeds' and description indicates searching Xiaohongshu content ('搜索小红书内容' = 'search Xiaohongshu content'). Searching is a read-only operation that retrieves data without modification.
Attacks that exploit this kind of access
搜索小红书内容. It is categorised as a Read tool in the Xhs Kit MCP Server, which means it retrieves data without modifying state.
Register the Xhs Kit MCP server in PolicyLayer and add a rule for search_feeds: 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 Xhs Kit. Nothing to install.
search_feeds 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 search_feeds 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 search_feeds. 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.
search_feeds is provided by the Xhs Kit MCP server (luweizheng/xhs-kit). 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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