play_web_music · xigua- MCP: Risk & Policy

WHAT IT DOES

What play_web_music does on xigua-MCP

AI agents invoke play_web_music to trigger actions in xigua-MCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why play_web_music needs a policy

This tool executes an external operation: it searches a music service (GD音乐台) and initiates playback. It is not merely reading/querying data; it triggers an active media session on the remote system, consistent with the Execute category. The blast radius is moderate — it can cause unwanted audio playback or interfere with the user's system state, but does not delete data or move money.

From the tool's definition '搜索并播放指定歌曲' — the tool searches for and plays music, triggering external media playback operations

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

play_web_music Rate-limited

play_web_music stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "play_web_music": {
      "limits": [
        {
          "counter": "play_web_music_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about play_web_music

What does the play_web_music tool do? +

在GD音乐台搜索并播放指定歌曲。. It is categorised as a Execute tool in the xigua-MCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on play_web_music? +

Register the xigua- MCP server in PolicyLayer and add a rule for play_web_music: 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 xigua-MCP. Nothing to install.

What risk level is play_web_music? +

play_web_music is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit play_web_music? +

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

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

play_web_music is provided by the xigua- MCP server (xiguaxiaome/xigua-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.