OpenAI created ChatGPT. The project is led by OpenAI, with Sam Altman serving as CEO, and the underlying technology derives from OpenAI’s GPT series (GPT-3, GPT-4, etc.). OpenAI was founded in 2015 by a group including Sam Altman, Greg Brockman, Ilya Sutskever, Wojciech Zaremba, and others, and it launched ChatGPT to the public in November 2022 as a free research preview, rapidly garnering user adoption. Key points

• Creator: OpenAI, an AI research organization. OpenAI developed the GPT family and deployed ChatGPT as its chatbot product.

• Founding and leadership: OpenAI was founded in 2015 by a group of researchers and tech leaders; Sam Altman is the current CEO. Elon Musk was an early supporter but is not part of OpenAI’s current leadership.

• Public launch: ChatGPT was introduced as a free “research preview” in November 2022, contributing to rapid user growth (notably reaching one million users within days).

• Related context: OpenAI continues to develop successive models (GPT-4 and beyond), expanding applications of ChatGPT and related tools.

If you’d like, I can pull up specific sources or summarize the timeline with dates and milestones.