This record as markdown: /tools/zsxq-fetcher/zsxq-get-topic.md
What zsxq_get_topic does on Zsxq Fetcher
AI agents call zsxq_get_topic to retrieve information from Zsxq Fetcher without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why zsxq_get_topic is rated Low
Even though zsxq_get_topic only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Attacks that exploit this kind of access
The rule that runs zsxq_get_topic safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Zsxq Fetcher, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For zsxq_get_topic, this is the rule to start with:
zsxq_get_topic is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Zsxq Fetcher, apply this rule, and every zsxq_get_topic call is checked against it from then on.
Questions about zsxq_get_topic
获取单条帖子的完整内容,包含正文、图片、附件信息. It is categorised as a Read tool in the Zsxq Fetcher MCP Server, which means it retrieves data without modifying state.
Register the Zsxq Fetcher MCP server in PolicyLayer and add a rule for zsxq_get_topic: 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 Zsxq Fetcher. Nothing to install.
zsxq_get_topic 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 zsxq_get_topic 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 zsxq_get_topic. 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.
zsxq_get_topic is provided by the Zsxq Fetcher MCP server (leonardleelbq-jpg/zsxq-fetcher). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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