Is an API Key required for Open Food Facts API?

No. Open Food Facts is a free and open database. This server works out of the box without any static credentials required.

Can the agent look up international products?

Yes. Open Food Facts is a global database covering millions of food products from around the world using the same API metadata.

What is the Nutri-Score?

It is a nutrition label that converts the nutritional value of products into a simple code of 5 colors and letters (A to E).

Open Food Facts API MCP Server for Google ADK 4 tools — connect in under 2 minutes

Name: Open Food Facts API
Availability: InStock
Author: Vinkius

google.github.io/adk-docs/tools/mcp-tools

Built by Vinkius GDPR 4 Tools SDK

Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add Open Food Facts API as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.

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Vinkius supports streamable HTTP and SSE.

python

from google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
    StreamableHTTPConnectionParams,
)

# Your Vinkius token. get it at cloud.vinkius.com
mcp_tools = McpToolset(
    connection_params=StreamableHTTPConnectionParams(
        url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
    )
)

agent = Agent(
    model="gemini-2.5-pro",
    name="open_food_facts_api_agent",
    instruction=(
        "You help users interact with Open Food Facts API "
        "using 4 available tools."
    ),
    tools=[mcp_tools],
)

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About Open Food Facts API MCP Server

Empower your AI agent to orchestrate your entire food research and nutritional auditing workflow with Open Food Facts, the collaborative source for global product data. By connecting the Open Food Facts API to your agent, you transform complex nutritional searches into a natural conversation. Your agent can instantly retrieve product details by barcode, audit Nutri-Scores, and query food categories without you ever touching a labeling app. Whether you are conducting dietary research or managing regional product constraints, your agent acts as a real-time nutritional consultant, ensuring your data is always verified and precise.

Google ADK natively supports Open Food Facts API as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 4 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.

What you can do

Product Auditing — Retrieve high-resolution details for food products by barcode (EAN/UPC) and maintain a clear view of ingredients and brands.
Nutritional Oversight — Audit the Nutri-Score and specific nutritional metadata for any product to understand the health scale instantly.
Category Discovery — Browse all available food categories in the global catalog to identify relevant product markers.
Metadata Intelligence — Retrieve unique product identifiers and quantity details to assist in deep-dive archival classification.
Operational Monitoring — Check API status to ensure your food research workflow is always operational.

The Open Food Facts API MCP Server exposes 4 tools through the Vinkius. Connect it to Google ADK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect Open Food Facts API to Google ADK via MCP

Follow these steps to integrate the Open Food Facts API MCP Server with Google ADK.

Install Google ADK

Run pip install google-adk

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Create the agent

Save the code above and integrate into your ADK workflow

Explore tools

The agent will discover 4 tools from Open Food Facts API via MCP

Why Use Google ADK with the Open Food Facts API MCP Server

Google ADK provides unique advantages when paired with Open Food Facts API through the Model Context Protocol.

Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution

Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with Open Food Facts API

Production-ready features like session management, evaluation, and deployment come built-in. not bolted on

Seamless integration with Google Cloud services means you can combine Open Food Facts API tools with BigQuery, Vertex AI, and Cloud Functions

Open Food Facts API + Google ADK Use Cases

Practical scenarios where Google ADK combined with the Open Food Facts API MCP Server delivers measurable value.

Enterprise data agents: ADK agents query Open Food Facts API and cross-reference results with internal databases for comprehensive analysis

Multi-modal workflows: combine Open Food Facts API tool responses with Gemini's vision and language capabilities in a single agent

Automated compliance checks: schedule ADK agents to query Open Food Facts API regularly and flag policy violations or configuration drift

Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including Open Food Facts API

Open Food Facts API MCP Tools for Google ADK (4)

These 4 tools become available when you connect Open Food Facts API to Google ADK via MCP:

check_api_status

Check if the Open Food Facts service is operational

get_food_product

Get comprehensive details for a food product by barcode

list_food_categories

List all available food categories in the database

search_food_products

Search for food products by category or keyword

Example Prompts for Open Food Facts API in Google ADK

Ready-to-use prompts you can give your Google ADK agent to start working with Open Food Facts API immediately.

"Get details for product with barcode '3017620422003' (Nutella) using Open Food Facts."

"Search for food products in the 'breakfast-cereals' category."

"List all food categories available in Open Food Facts."

Troubleshooting Open Food Facts API MCP Server with Google ADK

Common issues when connecting Open Food Facts API to Google ADK through the Vinkius, and how to resolve them.

McpToolset not found

Update: pip install --upgrade google-adk

Open Food Facts API + Google ADK FAQ

Common questions about integrating Open Food Facts API MCP Server with Google ADK.

How does Google ADK connect to MCP servers?

Import the MCP toolset class and pass the server URL. ADK discovers and registers all tools automatically, making them available to your agent's tool-use loop.

Can ADK agents use multiple MCP servers?

Yes. Declare multiple MCP tool providers in your agent configuration. ADK merges all tool schemas and the agent can call tools from any server in a single turn.

Which Gemini models work best with MCP tools?

Gemini 2.0 Flash and Pro models both support function calling required for MCP tools. Flash is recommended for latency-sensitive use cases, Pro for complex reasoning.