create_docx · MCP Tools MCP: Risk & Policy

WHAT IT DOES

What create_docx does on MCP Tools

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

WHY IT NEEDS A POLICY

Why create_docx needs a policy

This tool creates new Word documents, which is a reversible write operation. It generates new files rather than executing arbitrary code, executing shell commands, or deleting data. The impact is limited to document creation without destructive consequences, warranting a Write classification.

From the tool's definition Tool name 'create_docx' and description '创建新的Word文档' (Chinese: 'Create new Word document') indicate file creation functionality.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_docx Rate-limited

create_docx 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": {
    "create_docx": {
      "limits": [
        {
          "counter": "create_docx_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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

FAQ

Questions about create_docx

What does the create_docx tool do? +

创建新的Word文档. It is categorised as a Write tool in the MCP Tools MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_docx? +

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

What risk level is create_docx? +

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

Can I rate-limit create_docx? +

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

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

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