food_get_product

Get a food product from Open Food Facts by barcode.

SERVERUnClick SOURCE@unclick/mcp-server

Low RISK CLASS

Category Read

Parameters 11 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/food-get-product.md

WHAT IT DOES

What food_get_product does on UnClick

AI agents call food_get_product to retrieve information from UnClick without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Parameter	Type	Required	Description
`barcode`	string	Yes

Parameters from the server's own tool schema.

RISK

Why food_get_product is rated Low

This tool queries an external database (Open Food Facts) to retrieve food product information based on a barcode identifier. It performs a lookup/fetch operation with no ability to modify, delete, or execute arbitrary operations. The retrieval of public food product data poses minimal security risk.

From the tool's definition Tool name 'food_get_product' and description 'Get a food product from Open Food Facts by barcode' indicate a retrieval operation with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs food_get_product safely

PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For food_get_product, this is the rule to start with:

food_get_product Allowed

food_get_product is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "food_get_product": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect UnClick, apply this rule, and every food_get_product call is checked against it from then on.

FAQ

Questions about food_get_product

What does the food_get_product tool do? +

Get a food product from Open Food Facts by barcode. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.

What parameters does food_get_product accept? +

food_get_product accepts 1 parameter: barcode. Required: barcode. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on food_get_product? +

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

What risk level is food_get_product? +

food_get_product is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit food_get_product? +

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

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

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

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