romm_create_collection · Mcp Romm MCP: Risk & Policy

WHAT IT DOES

What romm_create_collection does on Mcp Romm

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

WHY IT NEEDS A POLICY

Why romm_create_collection needs a policy

This tool creates a new collection, which is a reversible write operation. It adds data to the system but does not execute arbitrary code, delete data, or commit financial transactions.

From the tool's definition Tool name 'romm_create_collection' and description 'Create a new user collection' indicate the tool creates new data structures in the RomM system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

romm_create_collection Rate-limited

romm_create_collection 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": {
    "romm_create_collection": {
      "limits": [
        {
          "counter": "romm_create_collection_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 Mcp Romm, so you can run agents against it safely.

FAQ

Questions about romm_create_collection

What does the romm_create_collection tool do? +

Create a new user collection. It is categorised as a Write tool in the Mcp Romm MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on romm_create_collection? +

Register the Mcp Romm MCP server in PolicyLayer and add a rule for romm_create_collection: 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 Romm. Nothing to install.

What risk level is romm_create_collection? +

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

Can I rate-limit romm_create_collection? +

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

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

romm_create_collection is provided by the Mcp Romm MCP server (lodordev/mcp-romm). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.