OpenAI's enterprise arm grew 32 percent month over month in July, lifting its annualized revenue run rate 20 percent and confirming that business buyers now drive AI monetization.
OpenAI's enterprise arm grew 32 percent month over month in July, lifting its annualized revenue run rate 20 percent and confirming that business buyers now drive AI monetization.

Corporate clients have overtaken consumers as OpenAI's biggest source of revenue, with the enterprise arm expanding 32 percent month over month in July and pushing the company's annualized revenue run rate up 20 percent — the clearest sign yet that AI monetization is shifting to business buyers.
Sarah Friar, OpenAI's chief financial officer, disclosed the figures at a Goldman Sachs conference, describing enterprise demand as "very strong" while consumer growth ran at a "fairly good pace." The split marks a structural turn: enterprise subscriptions and API usage now account for more than half of OpenAI's roughly $40 billion annualized revenue run rate, up from a 40-to-60 enterprise-to-consumer mix at the start of the year.
The acceleration tracks where corporate customers are actually deploying generative AI — software development, office automation, customer service and knowledge management — the workflows where usage can be metered and billed. OpenAI's coding assistant Codex, moved from flat subscriptions to token-based pricing in April, has grown to more than 20 million weekly active users, up more than thirtyfold in five months.
The enterprise push is redrawing the competitive order across the four largest U.S. AI labs. Anthropic, whose revenue is 75 to 85 percent enterprise-driven, has pushed its annualized run rate past $65 billion — roughly 60 percent above OpenAI's — with eight of the top 10 Fortune 500 companies among its customers. Google's Gemini leans on bundled cloud and Workspace sales, while xAI's Grok still depends on consumer subscriptions inside the X ecosystem.
The divergence shows that reach alone does not convert into profit. ChatGPT's more than 1 billion monthly active users carry a payment rate near 5 percent, leaving the bulk of its compute bill unpaid. OpenAI's 2025 revenue of $13.07 billion trailed an operating loss of $20.92 billion, a gap the enterprise business is now working to close.
Anthropic's gross margin on reasoning infrastructure has climbed from 38 percent a year ago to above 70 percent, and the company is expected to post its first operating profit of about $559 million in the second quarter. OpenAI has not disclosed comparable margin figures, but its enterprise mix is the fastest lever it has to narrow losses that still run into the tens of billions.
For investors, the question is which lab can turn enterprise contracts into durable, high-margin revenue. OpenAI's $40 billion run rate, with corporate clients now the majority, gives it the scale to fund the compute buildout that consumer subscriptions alone cannot support. Anthropic's higher enterprise concentration and gross margin make it the closest of the four to sustained profitability, while Google and xAI trail on independent monetization.
The next test comes as model costs keep falling and competition intensifies across the sector. If OpenAI's enterprise growth holds near its July pace, corporate buyers — not the consumer chatbot — will decide which AI lab reaches profitability first.
This article is for informational purposes only and does not constitute investment advice.