GPT Realtime WhisperOpenAI is an American artificial intelligence company based in San Francisco, established in December 2015. It develops the GPT family of language models, the o-series reasoning models, DALL-E and Sora for images and video, and Whisper for speech, and runs the ChatGPT assistant.
- Founded
- 2015
- Type
- Private company
- Founders
- Elon Musk, Sam Altman, Ilya Sutskever, Greg Brockman and Trevor Blackwell
- AI lab
- Inference provider
- 121 hosted endpoints
Model family

Whisper
OpenAI is an American artificial intelligence company based in San Francisco, established in December 2015. It develops the GPT family of language models, the o-series reasoning models, DALL-E and Sora for images and video, and Whisper for speech, and runs the ChatGPT assistant.