AI agents call guide to retrieve information from Xingzi without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and displays informational content (usage guidelines and pricing information) with no capability to modify data, execute operations, or trigger external effects. It is purely informational/educational in nature, making it a Read operation with minimal security risk.
From the tool's definition Tool name 'guide' with description stating it is for viewing (查看) material distribution usage guidelines and pricing reference (素材代发使用指南和定价参考).
Attacks that exploit this kind of access
查看素材代发使用指南和定价参考。第一次使用前建议先看这个. It is categorised as a Read tool in the Xingzi MCP Server, which means it retrieves data without modifying state.
Register the Xingzi MCP server in PolicyLayer and add a rule for guide: 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 Xingzi. Nothing to install.
guide 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 guide 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 guide. 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.
guide is provided by the Xingzi MCP server (yylwdyx-commits/xingzi-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.
Teams ship this data inside their own products. See what a licence covers →