OpenAI

AI · US · Late-stage

Artificial IntelligenceGenerative AIResearch

Creator of ChatGPT and the GPT family of models. Builds general-purpose AI delivered through ChatGPT and a developer API.

Founded

2015

Headquarters

San Francisco, USA

Team size

1,001–5,000

Total funding

$60B+

Valuation

$300B

Stage

Late-stage

Founders

Sam Altman · Greg Brockman · Ilya Sutskever · Elon Musk

📊 Coliseo ratings

🏆 Overall 1556 Elo

1545

💰 Conviction

Provisional

1547

🔥 Momentum

Provisional

1577

🧲 Talent

Provisional

Total matchups2

Ratings are live Elo scores from head-to-head crowd votes — opinion, not fact or financial advice. How it works →