yapi-get-categories · YAPI MCP Server MCP: Risk & Policy

WHAT IT DOES

What yapi-get-categories does on YAPI MCP Server

AI agents call yapi-get-categories to retrieve information from YAPI MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why yapi-get-categories needs a policy

This tool retrieves or lists categories within a project—a read-only operation with no side effects. It does not create, modify, delete, or execute any operations. The severity is low because reading category metadata poses minimal risk even if misused by an agent.

From the tool's definition Tool name 'yapi-get-categories' and description '获取项目的接口分类列表' (Get project interface category list) indicate a query operation that retrieves existing category data without modification.

Attacks that exploit this kind of access

Questions about yapi-get-categories

What does the yapi-get-categories tool do? +

获取项目的接口分类列表. It is categorised as a Read tool in the YAPI MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on yapi-get-categories? +

Register the YAPI MCP Server MCP server in PolicyLayer and add a rule for yapi-get-categories: 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 YAPI MCP Server. Nothing to install.

What risk level is yapi-get-categories? +

yapi-get-categories is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit yapi-get-categories? +

Yes. Add a rate_limit block to the yapi-get-categories 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.

How do I block yapi-get-categories completely? +

Set action: deny in the PolicyLayer policy for yapi-get-categories. 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.

What MCP server provides yapi-get-categories? +

yapi-get-categories is provided by the YAPI MCP Server MCP server (w-abel-jia/yapi-interface-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.