{"uid":"cap_zsOOe1-aZrcPYzAxhaT80","slug":"open-food-facts-products-by-additive-tag-aa8ae40f","name":"Open Food Facts Products by Additive Tag","description":"Search Open Food Facts for food products matching the additive tag (e.g. e330) {q}, returning product records. Query: ?q= Returns JSON.","url":"https://clonecho.builda.company/x402/s/off-products-by-additive","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ImRfKYP-RbHAOwVwdPgRl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Searches Open Food Facts for food products that contain a specific food additive (e.g. E330 citric acid), returning matching product records as JSON.","exampleAgentPrompt":"Can you find all food products on Open Food Facts that contain the additive E330 (citric acid)?","exampleUseCases":null,"resultDescription":"A JSON array of food product records from Open Food Facts that are tagged with the specified additive code, including product names and associated metadata for each matching item.","failureModes":["Unknown or invalid additive tag returns empty results","Missing ?q= parameter may return an error or empty response","Additive tag formatted without 'e' prefix may not match (e.g. '330' vs 'e330')","Open Food Facts upstream unavailability causing timeout or error","Very common additives may return large result sets"],"whenToPreferThis":"Use this endpoint when you need to look up food products by a specific additive E-number or tag via the Open Food Facts database. Prefer this over general product search endpoints when the user's primary filter is a food additive rather than product name, category, or brand.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T13:07:08.027Z","isFirstParty":false}