ChatGPT is not a Microsoft product — it was created and is operated by OpenAI — but the relationship between the two companies is deep, strategic, and increasingly intertwined, which explains why ChatGPT often feels like a Microsoft feature inside Windows, Edge, Bing, and Microsoft 365. tl agent built on OpenAI’s family of large language models (LLMs). It was developed by OpenAI as a research and commercial product that can generate text, translate, summarize, code, and perform many other...