update_sheet_format · Solidworks MCP: Risk & Policy

WHAT IT DOES

What update_sheet_format does on Solidworks

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

WHY IT NEEDS A POLICY

Why update_sheet_format needs a policy

This tool modifies drawing sheet properties and formatting, which are reversible changes to document metadata. It falls under Write category as it creates or modifies data without permanent deletion. Severity is medium because incorrect sheet format updates could affect document appearance and metadata across multiple views, requiring correction but remain undoable.

From the tool's definition Tool name 'update_sheet_format' and description 'Update drawing sheet format and properties' indicate modification of drawing sheet configuration and metadata.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_sheet_format Rate-limited

update_sheet_format 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": {
    "update_sheet_format": {
      "limits": [
        {
          "counter": "update_sheet_format_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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Instant setup, no code required.

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

FAQ

Questions about update_sheet_format

What does the update_sheet_format tool do? +

Update drawing sheet format and properties. It is categorised as a Write tool in the Solidworks MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_sheet_format? +

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

What risk level is update_sheet_format? +

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

Can I rate-limit update_sheet_format? +

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

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

update_sheet_format is provided by the Solidworks MCP server (solidworks-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.