Six optional conversational attributes added to help AI Mode and Gemini understand products

Google introduced question_and_answer, document_link, related_product, item_group_title, variant_option and popularity_rank as optional attributes that help AI shopping surfaces answer conversational queries. They can be submitted via a supplemental data source (recommended), the primary source or the Merchant API and do not affect approval status.

Rolled out globally and highlighted at Google Marketing Live 2026 on May 20, 2026; help documentation was spotted May 21 and covered widely by May 26.