OpenAI Raises $122 Billion at an $852B Valuation — the Largest Funding Round in Silicon Valley History
OpenAI closed a $122 billion funding round on March 31, 2026 at an $852 billion valuation — the largest in Silicon Valley history. Amazon anchored the round at $50 billion, with Nvidia and SoftBank contributing $30 billion each, and $3 billion came from individual retail investors. OpenAI is generating $2 billion in monthly revenue and serves 900 million weekly active users.
Original sourceOpenAI closed a $122 billion funding round on March 31, 2026, valuing the company at $852 billion — numbers that would have seemed science fiction twelve months ago. The round is the largest in Silicon Valley history and arrives as OpenAI approaches an IPO it has repeatedly deferred.
Amazon anchored the round with a $50 billion commitment, though $35 billion of that is contingent on OpenAI going public or reaching what the company defines as artificial general intelligence. Nvidia and SoftBank each put in $30 billion. The remainder was filled by Andreessen Horowitz, D.E. Shaw Ventures, MGX, TPG, T. Rowe Price, and $3 billion from individual retail investors routed through bank channels — an unusual mechanism that reflects how broadly the OpenAI narrative has penetrated mainstream investing.
The capital will fund data center buildout, chip procurement, and a reported "superapp" product that would consolidate ChatGPT's consumer and enterprise offerings into a single platform. ChatGPT now counts 900 million weekly active users and more than 50 million subscribers, with revenue growing to $2 billion per month.
OpenAI CEO Sam Altman framed the round in historical terms, claiming the company is growing revenue four times faster than Alphabet and Meta did at comparable stages of the internet and mobile eras. The comparison is doing a lot of work: OpenAI's burn rate is also vastly higher than either company's at comparable revenue milestones.
The funding cements OpenAI as the dominant player in the AI race heading into mid-2026, but questions linger. Amazon's $35 billion contingency clause tied to an "AGI milestone" is uncharted territory — the term has no agreed legal definition, and the clause's enforceability would be tested in any dispute. Meanwhile, Anthropic, xAI, and Google DeepMind continue to close the capability gap with each model release.
Panel Takes
“$122 billion means OpenAI can outspend every competitor on compute for years. If you're building on the OpenAI API, the platform is stable. If you're competing with OpenAI, the window to win on technical merit alone just got narrower.”
“Amazon's $35B is contingent on an IPO or 'AGI' — a term with no legal definition. This is as much accounting engineering as it is a vote of confidence. $2B/month in revenue against what must be $500M+/month in compute costs is a precarious unit economics story at this valuation.”
“The retail investor tranche is the tell — OpenAI is becoming a macro asset class, not just a tech company. $852B pre-IPO means the public offering will be the defining financial moment of the AI era. The superapp bet is the right one: whoever owns the daily AI interface owns the consumer stack.”