AI agents call get_trendings to retrieve information from Weibo 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 a read-only query to retrieve trending topic information from Weibo. It retrieves existing public data with no side effects, no data modification, no code execution, no destructive operations, and no financial impact. It is a straightforward data retrieval operation consistent with the Read category.
From the tool's definition Tool name 'get_trendings' and description 'Get the current hot search topics on Weibo' indicate a retrieval operation that queries and returns data about trending topics without modifying or executing any actions.
Documented attack patterns abuse exactly the kind of access get_trendings gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Weibo MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_trendings:
{
"version": "1",
"default": "deny",
"tools": {
"get_trendings": {}
}
}get_trendings is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get the current hot search topics on Weibo. It is categorised as a Read tool in the Weibo MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Weibo MCP Server MCP server in PolicyLayer and add a rule for get_trendings: 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 Weibo MCP Server. Nothing to install.
get_trendings 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 get_trendings 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 get_trendings. 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.
get_trendings is provided by the Weibo MCP Server MCP server (qinyuanpei/mcp-server-weibo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 10 Weibo MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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10 Weibo MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.