Medium Risk

generate_product_description

根据技术主题生成闲鱼商品描述文案(自我介绍 + 服务分类 + 技术关键词三段式)。

How to control generate_product_description ↓

What generate_product_description does on FishClaw MCP

AI agents use generate_product_description to create or update resources in FishClaw MCP — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your FishClaw MCP environment.

Medium Risk

Why generate_product_description needs a policy

This tool creates new text content for product listings on the Xianyu marketplace. While it does not directly modify listings (that is handled by publish_item or manage_item), it generates content that will be written to the platform. Classified as Write rather than Read because it produces new data artifacts intended for insertion into listings.

From the tool's definition Tool generates product description content that will be used in marketplace listings. Description states it creates 'product description copy' (闲鱼商品描述文案) following a structured format.

Documented attack patterns abuse exactly the kind of access generate_product_description gives an agent:

How to control generate_product_description

PolicyLayer is an MCP gateway — it sits between your AI agents and FishClaw MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for generate_product_description:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "generate_product_description": {
      "limits": [
        {
          "counter": "generate_product_description_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

generate_product_description stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

  1. Create a free account and register FishClaw MCP — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

Free to start. No card required.

Related tools and policies

Go deeper

Questions about generate_product_description

What does the generate_product_description tool do? +

根据技术主题生成闲鱼商品描述文案(自我介绍 + 服务分类 + 技术关键词三段式)。. It is categorised as a Write tool in the FishClaw MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on generate_product_description? +

Register the FishClaw MCP server in PolicyLayer and add a rule for generate_product_description: 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 FishClaw MCP. Nothing to install.

What risk level is generate_product_description? +

generate_product_description is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit generate_product_description? +

Yes. Add a rate_limit block to the generate_product_description 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 generate_product_description completely? +

Set action: deny in the PolicyLayer policy for generate_product_description. 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 generate_product_description? +

generate_product_description is provided by the FishClaw MCP server (tnoobt/fishclaw_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every FishClaw MCP tool call.

Start from FishClaw MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

12 FishClaw MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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