OpenAI Reaches Record $500 Billion Valuation in Employee Share Sale

Oct 02, 2025 07:51 pm CST

ChatGPT developer OpenAI has achieved a record-breaking $500 billion valuation through a private share sale involving employees. With $4.3 billion in revenue for the first half of 2025, the AI company has attracted major investors including SoftBank, despite requiring massive future infrastructure investments. This valuation surpasses Elon Musk's SpaceX, making OpenAI the world's most valuable startup amidst continued investment in the generative AI sector.