Open Food Facts MCP Server

import { Tool } from '@modelcontextprotocol/sdk/types.js'; export const tools: Tool[] = [ { name: "get_product", description: "Retrieve detailed information about a food product by its barcode", inputSchema: { type: "object", properties: { barcode: { type: "string", description: "The barcode/ID of the product (e.g., '3017620422003')", }, }, required: ["barcode"], }, }, { name: "search_products", description: "Search for food products with various filters and criteria", inputSchema: { type: "object", properties: { search: { type: "string", description: "Search terms for product names, brands, or ingredients", }, categories: { type: "string", description: "Filter by categories (e.g., 'beverages', 'dairy')", }, brands: { type: "string", description: "Filter by brand names", }, countries: { type: "string", description: "Filter by countries (e.g., 'france', 'united-states')", }, nutrition_grades: { type: "string", description: "Filter by Nutri-Score grades (a, b, c, d, e)", }, nova_groups: { type: "string", description: "Filter by NOVA processing groups (1, 2, 3, 4)", }, sort_by: { type: "string", description: "Sort results by: popularity, product_name, created_datetime, last_modified_datetime", enum: ["popularity", "product_name", "created_datetime", "last_modified_datetime"], }, page: { type: "number", description: "Page number for pagination (default: 1)", minimum: 1, }, page_size: { type: "number", description: "Number of results per page (default: 20, max: 100)", minimum: 1, maximum: 100, }, }, required: [], }, }, { name: "analyze_product", description: "Get nutritional analysis and scores for a product by barcode", inputSchema: { type: "object", properties: { barcode: { type: "string", description: "The barcode/ID of the product to analyze", }, }, required: ["barcode"], }, }, { name: "compare_products", description: "Compare nutritional information between multiple products", inputSchema: { type: "object", properties: { barcodes: { type: "array", items: { type: "string", }, description: "Array of product barcodes to compare (max 10)", maxItems: 10, minItems: 2, }, focus: { type: "string", description: "Focus comparison on specific aspect", enum: ["nutrition", "ingredients", "environmental", "processing"], }, }, required: ["barcodes"], }, }, { name: "get_product_suggestions", description: "Get product suggestions based on dietary preferences or restrictions", inputSchema: { type: "object", properties: { category: { type: "string", description: "Product category to search within", }, dietary_preferences: { type: "array", items: { type: "string", enum: ["vegan", "vegetarian", "gluten-free", "organic", "low-fat", "low-sugar", "high-protein"], }, description: "Dietary preferences or restrictions", }, max_results: { type: "number", description: "Maximum number of suggestions (default: 10)", minimum: 1, maximum: 50, }, min_nutriscore: { type: "string", description: "Minimum Nutri-Score grade (a, b, c, d, e)", enum: ["a", "b", "c", "d", "e"], }, }, required: ["category"], }, }, ];