
OpenAI's ChatGPT Expands Entity Layer with Product Graph in 2024
Research in 2024 shows OpenAI's ChatGPT expands its entity layer with a product graph, a development moving from theory to live code. This semantic backbone, revealed in experiments by Andrea Volpini, treats every product, brand, and person as a distinct object. It grounds answers in schema markup, streamed in realtime, fundamentally changing how large language models interact with ecommerce.













