Key facts
- Founded
- December 11, 2015
- Headquarters
- San Francisco, California
- CEO
- Sam Altman
- Industry
- Artificial Intelligence
Forest Trails
- CEO
- Product
- Technology
- Partner
- Competitor
Referencing articles
GPT-5, what changed
GPT-5 is the model that closed most of the visible gaps in GPT-4 — reasoning stability, long context, and multimodal understanding.
The rise of large language models
An LLM is a Transformer trained on a lot of text. The interesting behaviour appears only above a certain scale.
Inside Anthropic
Anthropic was founded by researchers who left OpenAI in 2021. Its products fund its interpretability research.
Microsoft, reinvented
Satya Nadella's Microsoft looks nothing like Bill Gates's Microsoft. The rebuild took a decade.
Inside OpenAI
OpenAI began in 2015 as a nonprofit, added a capped-profit arm to fund compute, and became a household name almost overnight in 2022.
The story of NVIDIA
NVIDIA started by selling graphics cards to gamers. Three decades later, its chips train almost every serious AI model.
How ChatGPT works
ChatGPT is a large language model plus a chat interface plus a training procedure that teaches the model to be helpful.