one
AI research lab that raised $122B, now scaling toward AGI with Fortune 500 backing.
Team size
500+
Famous for
What one is known for
- Closed largest private funding round in history at $122 billion post-money valuation in March 2026.
- Secured $50 billion Amazon commitment, with $35 billion contingent on IPO or AGI milestone achievement.
- Built foundational large language models that reshaped enterprise AI adoption and competitive landscape.
For growth marketers
What it's like to work at one
Post-Series-mega / 500+ employees / capital-intensive research and product development. Growth here is not traditional acquisition; it's about scaling compute, talent, and go-to-market for enterprise AI. If you're a marketer who thinks in terms of developer adoption, enterprise partnerships, and narrative positioning for a company at the center of the AI race, this is the seat.
About
In their own words
On March 31, 2026, OpenAI announced it had closed a $122 billion funding round — the largest private raise in history — at a post-money valuation of $852 billion. The investor list reads like a who’s who of capital: Amazon committed $50 billion (with $35 billion contingent on IPO or AGI.
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