create_item_draft · RPG Maker MV Content Bridge MCP

WHAT IT DOES

What create_item_draft does on RPG Maker MV Content Bridge

AI agents use create_item_draft to create or update resources in RPG Maker MV Content Bridge — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your RPG Maker MV Content Bridge environment.

WHY IT NEEDS A POLICY

Why create_item_draft needs a policy

This tool creates (Write category) a reversible draft item for an RPG Maker MV project. Drafts are explicitly non-destructive and can be discarded, making this a Write operation rather than Execute or Destructive. The blast radius is low since the change is staged and reviewable before commitment.

From the tool's definition Tool name contains 'draft' and description states 'Draft a new item'. The sibling tools include 'discard_pending_changes' and 'diff_pending_changes', indicating drafts are staged changes that can be reviewed and discarded before application.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_item_draft Rate-limited

create_item_draft 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_item_draft": {
      "limits": [
        {
          "counter": "create_item_draft_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 RPG Maker MV Content Bridge, so you can run agents against it safely.

FAQ

Questions about create_item_draft

What does the create_item_draft tool do? +

Draft a new item. It is categorised as a Write tool in the RPG Maker MV Content Bridge 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_item_draft? +

Register the RPG Maker MV Content Bridge MCP server in PolicyLayer and add a rule for create_item_draft: 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 RPG Maker MV Content Bridge. Nothing to install.

What risk level is create_item_draft? +

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

Can I rate-limit create_item_draft? +

Yes. Add a rate_limit block to the create_item_draft 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_item_draft completely? +

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

create_item_draft is provided by the RPG Maker MV Content Bridge MCP server (zdoss/herolink). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.