OpenAI
openai.com ↗OpenAI is an AI research and deployment company. It builds the GPT family of large language models, the ChatGPT assistant, the Sora video model and the Codex coding agent, and operates a major API platform for developers.
Company Timeline
2015-12-11
Founded
OpenAI founded as a non-profit AI research lab
Founded by Sam Altman, Elon Musk and others with a $1 billion pledge.
2019-07-01
Restructure
OpenAI creates capped-profit structure; Microsoft invests $1B
Restructure enabled large-scale capital raising while capping investor returns.
2022-11-30
Product Launch
ChatGPT launches and reaches 100M users in two months
Fastest-growing consumer app in history at the time.
2023-11-17
CEO Change
Sam Altman ousted by the board, then reinstated within days
Employees threatened mass resignation; new board formed.
2024-10-02
Funding
$6.6B round at a $157B valuation
Led by Thrive Capital with Microsoft, NVIDIA and SoftBank participation.