pruva_create_document · Pruva MCP: Risk & Policy

WHAT IT DOES

What pruva_create_document does on Pruva

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

WHY IT NEEDS A POLICY

Why pruva_create_document needs a policy

This tool creates new documents within a product, which is a reversible write operation. While documents can typically be deleted later, the creation itself modifies state by adding a new artifact to the system.

From the tool's definition Tool name includes 'create' and description states 'Create a new context document within a product,' indicating irreversible data creation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

pruva_create_document Rate-limited

pruva_create_document 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": {
    "pruva_create_document": {
      "limits": [
        {
          "counter": "pruva_create_document_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 Pruva, so you can run agents against it safely.

FAQ

Questions about pruva_create_document

What does the pruva_create_document tool do? +

Create a new context document within a product. Returns a markdown confirmation. It is categorised as a Write tool in the Pruva MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on pruva_create_document? +

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

What risk level is pruva_create_document? +

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

Can I rate-limit pruva_create_document? +

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

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

pruva_create_document is provided by the Pruva MCP server (pruva-ai/pruva-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.