add_recipe_to_shopping_list · Mcp Mealie MCP: Risk & Policy

WHAT IT DOES

What add_recipe_to_shopping_list does on Mcp Mealie

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

WHY IT NEEDS A POLICY

Why add_recipe_to_shopping_list needs a policy

This tool creates new shopping list items (ingredients) by adding them to a shopping list. This is a reversible Write operation—items can be removed or the shopping list can be cleared without permanent data loss. It does not delete, execute arbitrary code, or move money, so it ranks below Destructive, Execute, and Financial.

From the tool's definition Tool description states 'Add a recipe's ingredients to a shopping list', which is a create/modify operation that adds items to an existing list. The presence of a `scale` parameter indicates the tool modifies shopping list data based on arguments.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

add_recipe_to_shopping_list Rate-limited

add_recipe_to_shopping_list 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_recipe_to_shopping_list": {
      "limits": [
        {
          "counter": "add_recipe_to_shopping_list_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 Mealie, so you can run agents against it safely.

FAQ

Questions about add_recipe_to_shopping_list

What does the add_recipe_to_shopping_list tool do? +

Add a recipe's ingredients to a shopping list. scale multiplies amounts. It is categorised as a Write tool in the Mcp Mealie 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_recipe_to_shopping_list? +

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

What risk level is add_recipe_to_shopping_list? +

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

Can I rate-limit add_recipe_to_shopping_list? +

Yes. Add a rate_limit block to the add_recipe_to_shopping_list 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_recipe_to_shopping_list completely? +

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

add_recipe_to_shopping_list is provided by the Mcp Mealie MCP server (obrien-matthew/mcp-mealie). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.