OpenAI
Frontier lab·United States
The company behind ChatGPT and the GPT family of models. It sparked the current AI boom with ChatGPT's launch in 2022. As of August 2026, its flagship model lineup is GPT-5.6, with an improved Sol for paying users and Luna assigned to free users. Around the same time, it released a new model called Astra, which came with warnings about potentially catastrophic cyber capabilities. The company also published an agent plugin standard together with AWS, Cursor, GitHub Copilot, and others. It unveiled a GPT-Live design for seamless voice conversations, and announced plans for a smart speaker slated for release in 2027.
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What ChatGPT is and how to use it