create_work_item_type · Plane MCP: Risk & Policy

WHAT IT DOES

What create_work_item_type does on Plane

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

WHY IT NEEDS A POLICY

Why create_work_item_type needs a policy

Creating a work item type modifies Plane's organizational structure reversibly—it adds a new type definition to the project. This is a Write operation (create). Severity is medium because misconfiguration could disrupt team workflows, but the change is reversible (can be deleted).

From the tool's definition Tool name 'create_work_item_type' indicates creation of a new work item type in Plane, which modifies project configuration. Description is empty, limiting evidence.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_work_item_type Rate-limited

create_work_item_type 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_work_item_type": {
      "limits": [
        {
          "counter": "create_work_item_type_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 Plane, so you can run agents against it safely.

FAQ

Questions about create_work_item_type

What does the create_work_item_type tool do? +

create_work_item_type. It is categorised as a Write tool in the Plane 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_work_item_type? +

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

What risk level is create_work_item_type? +

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

Can I rate-limit create_work_item_type? +

Yes. Add a rate_limit block to the create_work_item_type 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_work_item_type completely? +

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

create_work_item_type is provided by the Plane MCP server (@makeplane/plane-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.