add_pantry_item · Pantrist MCP: Risk & Policy

WHAT IT DOES

What add_pantry_item does on Pantrist

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

WHY IT NEEDS A POLICY

Why add_pantry_item needs a policy

This tool creates new pantry inventory entries, which is a reversible write operation. It has minimal blast radius—adding incorrect items to a pantry can be easily corrected or deleted. There is no financial impact, data destruction, or code execution involved. Severity is low because pantry management mistakes are user-recoverable and low-stakes.

From the tool's definition Tool name 'add_pantry_item' and description 'Add a new item to the pantry' indicate creation of new data. The server description confirms it manages pantry, shopping lists, and recipes with real-time synchronization across devices.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

add_pantry_item Rate-limited

add_pantry_item 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": {
    "add_pantry_item": {
      "limits": [
        {
          "counter": "add_pantry_item_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 Pantrist, so you can run agents against it safely.

FAQ

Questions about add_pantry_item

What does the add_pantry_item tool do? +

Add a new item to the pantry by name. The API matches. It is categorised as a Write tool in the Pantrist MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on add_pantry_item? +

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

What risk level is add_pantry_item? +

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

Can I rate-limit add_pantry_item? +

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

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

add_pantry_item is provided by the Pantrist MCP server (pantrist-dev/pantrist-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.