Investors have approached OpenAI about a fresh capital raise that could value the ChatGPT maker at roughly $1.2 trillion, according to a Financial Times report published Tuesday – a 41% premium to the $852 billion mark set just six months ago.
For long-horizon investors tracking AI infrastructure spending, the proposed valuation signals that institutional demand for private AI exposure remains robust even as the company’s public-market debut has been pushed beyond 2026.
Key Takeaways
- Talks are investor-initiated and early; the $1.2 trillion figure may shift.
- OpenAI’s March round closed at $852 billion with $122 billion committed.
- CEO Sam Altman ruled out a 2026 IPO, citing AI safety concerns.
Market Context & Valuation Benchmark
A $1.2 trillion valuation would rank OpenAI alongside the world’s ten most valuable publicly traded companies, surpassing the market capitalisation of firms such as Saudi Aramco and closing in on Meta Platforms 1. The proposed step-up of roughly 41% from the March 2026 round – which drew $122 billion in committed capital – underscores how quickly private AI valuations are compressing the gap with established mega-cap technology peers.
Rival Anthropic is expected to begin marketing its own initial public offering in mid-October at the earliest, with a listing targeted for days before the U.S. midterm elections in November, according to earlier Reuters reporting 2. That timeline makes Anthropic’s IPO a closely watched pricing benchmark for the broader private AI sector.
Detailed Analysis: What Is Driving the Valuation Jump?
The Financial Times report, citing people familiar with the matter, said the conversations were initiated by large investors rather than by OpenAI itself – a detail that distinguishes this round from a conventional company-led fundraise 1. That dynamic suggests institutional buyers are competing for allocation rather than being courted, which typically supports pricing power for the issuer.
OpenAI has been expanding its commercial reach aggressively, though the company declined to comment on the FT report. Readers tracking the company’s partnership strategy may recall that OpenAI has also made headline-grabbing supply decisions in its AI tooling ecosystem, reflecting a broader effort to control how its technology is distributed ahead of any public listing.
The valuation trajectory is steep: OpenAI’s implied worth has grown from $852 billion in March 2026 to a potential $1.2 trillion – roughly a $350 billion increase in under a year. That pace of private-market appreciation carries meaningful dilution risk for any investors entering at the new mark if public-market sentiment cools by the time an IPO occurs.
Outlook & Management Positioning
CEO Sam Altman said on Saturday that OpenAI would not go public in 2026, directly linking the decision to safety concerns surrounding artificial intelligence development 1. That statement aligns with a broader posture the company has adopted alongside Anthropic, with both firms actively pushing for greater regulatory oversight of AI to ensure the technology is developed responsibly.
“OpenAI would not go public in 2026, citing safety concerns over artificial intelligence,” Altman said Saturday, according to Reuters.
The emphasis on safety as a gating factor for the IPO is notable for long-horizon investors: it suggests management views regulatory clarity – not capital need – as the primary variable controlling the listing timeline. That framing could push the IPO window into 2027 or later, extending the period during which retail investors have no direct public-market access to the company’s equity.
Conclusion
The reported $1.2 trillion pre-IPO discussions mark another milestone in OpenAI’s rapid ascent through the private-market valuation ladder, but the early-stage nature of the talks and Altman’s explicit rejection of a 2026 listing mean retail investors should treat any specific figure with caution. With Anthropic’s IPO set to provide a real-world pricing test for AI-native companies in the coming weeks, that event will offer the clearest near-term signal of where institutional money is willing to anchor public AI valuations.
Not investment advice. For informational purposes only.
References
1Varghese, Harshita Mary (September 15, 2026). “OpenAI mulls funding round at $1.2 trillion valuation ahead of IPO, FT reports”. Reuters. Retrieved September 15, 2026.
2Thomson Reuters (September 15, 2026). “OpenAI mulls funding round at $1.2 trillion valuation ahead of IPO, FT reports”. KFGO / The Mighty 790. Retrieved September 15, 2026.