publish_video · Mcp Xhs Publisher MCP: Risk & Policy

WHAT IT DOES

What publish_video does on Mcp Xhs Publisher

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

WHY IT NEEDS A POLICY

Why publish_video needs a policy

The tool creates and posts new video content to a social media platform, which is a reversible write operation. While it modifies the platform state by adding content, it does not delete data (not Destructive), execute arbitrary code (not Execute), or involve financial transactions (not Financial).

From the tool's definition Tool name 'publish_video' and description indicating ability to publish video notes to Xiaohongshu platform with customization of covers and hashtags. This creates new content on the platform.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

publish_video Rate-limited

publish_video 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "publish_video": {
      "limits": [
        {
          "counter": "publish_video_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Mcp Xhs Publisher, so you can run agents against it safely.

FAQ

Questions about publish_video

What does the publish_video tool do? +

发布视频笔记到小红书平台，支持自定义封面和话题标签. It is categorised as a Write tool in the Mcp Xhs Publisher MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on publish_video? +

Register the Mcp Xhs Publisher MCP server in PolicyLayer and add a rule for publish_video: 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 Mcp Xhs Publisher. Nothing to install.

What risk level is publish_video? +

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

Can I rate-limit publish_video? +

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

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

publish_video is provided by the Mcp Xhs Publisher MCP server (noveldig/mcp-xhs-publisher). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.