OpenAI Eyes $1.2 Trillion Valuation Amid Surging AI Demand and Strategic Growth
September 18, 2026
OpenAI’s potential funding round could value the company at up to $1.2 trillion, signaling strong AI demand and ongoing commercial momentum.
Investors are focusing on revenue growth and the demand-supply dynamics in compute and data centers as the key drivers behind the lofty valuation, not just hype.
Signals from GPT-5.6 and Astra releases are seen as translating model performance into higher enterprise and consumer adoption, reinforcing a supply-constrained view of AI infrastructure.
The valuation is viewed within a larger ecosystem context, with sensitivity to future enterprise demand and levels of AI-related investment.
The momentum is positive for SoftBank, given its exposure to OpenAI and Arm, aligning with SoftBank’s broader AI strategy and earning an Outperform view on SoftBank.
OpenAI’s momentum could lift the broader AI compute ecosystem, including data centers and AI hardware, as demand for infrastructure rises.
Macquarie’s takeaway is that OpenAI’s momentum supports the thesis that the AI buildout remains intact beyond hype.
Analysts note a rebound in OpenAI’s commercial momentum, with annual recurring revenue around $40 billion, roughly doubling from earlier in the year.
Risks include the need for sustained rapid adoption and heavy infrastructure spending; a slowdown in enterprise demand or monetization could challenge a $1.2 trillion valuation.
Summary based on 2 sources
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Sources

Yahoo! Finance • Sep 18, 2026
Macquarie Says OpenAI Signals AI Boom Still Has Legs
TradingView • Sep 18, 2026
Macquarie Says OpenAI Signals AI Boom Still Has Legs