Technology

Anthropic tops US$30bn run-rate, moves ahead of OpenAI

Anthropic's annualised revenue run-rate surpassed US$30 billion on 6 April 2026, jumping from roughly US$9 billion at the close of 2025. That figure places Anthropic ahead of OpenAI, whose 2026 annualised run-rate was reported at approximately US$25 billion.

6 min read
The Anthropic logo on a modern office wall
Anthropic's revenue run-rate has moved ahead of OpenAI's.
Nathan Cross
By Nathan Cross · 2026-07-17

TLDR

Anthropic's annualised revenue run-rate crossed US$30 billion on 6 April 2026, ahead of OpenAI's reported figure of roughly US$25 billion, marking one of the fastest revenue ramps in enterprise software history. Growth has been driven mainly by large business customers and API access rather than consumer subscriptions, with more than 1,000 enterprises each spending over US$1 million a year with Anthropic. The comparison carries real caveats: run-rate figures are not audited results, and each company uses its own definitions and accounting, making a straight head-to-head reading unreliable. What the numbers do confirm is that Anthropic has shifted from a research-focused challenger to a major commercial force in less than two years.

KEY TAKEAWAYS

01Anthropic's run-rate hit US$30bn on 6 Apr 2026, up from ~US$9bn at end of 2025.
02OpenAI's 2026 annualised run-rate was reported at ~US$25bn, placing Anthropic ahead.
03Over 1,000 Anthropic enterprise customers each spent more than US$1m annually by April 2026.
04Anthropic grew run-rate more than 10× annually in each of the three years to Feb 2026.
05Anthropic's run-rate was ~US$1bn at start of 2025, reaching US$14bn by 12 Feb 2026.

The numbers, laid bare

Anthropic's annualised revenue run-rate surpassed US$30 billion on 6 April 2026verifiedVerified Source: anthropic.com, jumping from roughly US$9 billion at the close of 2025.[1] That figure places Anthropic ahead of OpenAI, whose 2026 annualised run-rate was reported at approximately US$25 billion.[4]

Anthropic's run-rate stood at US$14 billion as of 12 February 2026, after growing more than 10 times annually in each of the three preceding years.verifiedVerified Source: anthropic.com[2] Twelve months earlier, at the start of 2025, that same figure sat at roughly US$1 billion.[3]

What run-rate revenue actually means

Run-rate revenue annualises a company's most recent monthly or quarterly figures across a full year. It captures growth momentum, but it can overstate or understate true performance if revenue is lumpy, seasonal or tied to one-off contracts. Neither Anthropic nor OpenAI publishes audited GAAP results for these figures.

Each company also uses its own recognition timing and revenue-share arrangements with cloud providers, meaning a dollar counted by one may not be counted the same way by the other. Treat the comparison as directional, not definitive.

Enterprise is doing the heavy lifting

More than 1,000 business customers were each spending over US$1 million annually with Anthropic as of 6 April 2026, double the number recorded in February 2026.verifiedVerified Source: anthropic.com[1] That doubling in roughly eight weeks points to demand moving faster than Anthropic's own forecasts.

Anthropic's Chief Financial Officer Krishna Rao said the pattern holds across customer sizes. Rao said entrepreneurs, startups and the world's largest enterprises all report that Claude is becoming critical to how their businesses operate.[2]

Enterprise contracts tend to generate larger, longer-term and more predictable revenue than consumer subscriptions, with higher margins per customer. Anthropic has leaned into that mix, building API access and coding tools as primary commercial products rather than chasing a mass-market subscription base to rival ChatGPT.

OpenAI's different revenue base

OpenAI's revenue structure leans more heavily on consumer ChatGPT subscriptions alongside its enterprise and API business. Consumer subscriptions drive user scale and brand reach but carry lower average revenue per user and historically higher churn than long-term enterprise contracts. The two companies are, in that sense, monetising AI capability through different channels.

OpenAI's reported run-rate of approximately US$25 billion in 2026 is itself a substantial figure for a six-year-old company.[4] Anthropic has closed and crossed a gap that looked wide as recently as early 2025.

Infrastructure is pacing demand

Anthropic CEO and Co-founder Dario Amodei said demand is pressing hard against capacity. Amodei said Anthropic's users report that Claude is increasingly essential to how they work, and the company needs to build the infrastructure to keep pace with rapidly growing demand.[5]

Anthropic has secured compute partnerships with Amazon and, separately, with Google and Broadcom, as it works to scale supply alongside revenue.[5][1] Both deals were announced alongside funding rounds: a Series F that valued Anthropic at US$18.3 billion[3] and a Series G that placed the post-money valuation at US$380 billion.[2]

What it means for businesses choosing a vendor

For enterprises still selecting an AI platform, the revenue comparison matters less than what sits behind it: the pace at which Anthropic's enterprise customer base doubled in roughly eight weeks, and the fact that API and coding-tool demand is outpacing infrastructure build-out. Both point to competitive pressure on model access and pricing that is unlikely to ease in 2026.

Anthropic's run-rate of US$30 billion, confirmed in the company's own 6 April 2026 press release, was reached after just three years of commercial operation at meaningful scale.[1]

FREQUENTLY ASKED QUESTIONS

What is run-rate revenue and why does it matter?
Run-rate revenue annualises a company's most recent revenue period to estimate its current annual scale. It is useful for tracking growth momentum but is not an audited result and can overstate performance if revenue is uneven or one-off contracts inflate a single period.
Has Anthropic officially confirmed the US$30 billion run-rate figure?
Yes. Anthropic disclosed the figure in its own press release dated 6 April 2026, tied to a compute partnership announcement with Google and Broadcom.
Why can't you directly compare Anthropic and OpenAI's run-rate figures?
Each company uses its own revenue recognition timing and has different revenue-share arrangements with cloud providers such as Amazon and Google. Neither figure is an audited GAAP result, so the comparison is directional rather than like-for-like.
What is driving Anthropic's revenue growth?
Primarily enterprise contracts and API access, including coding tools. More than 1,000 business customers were spending over US$1 million annually with Anthropic as of April 2026, double the count from February 2026.
Nathan Cross

Nathan Cross

Nathan Cross writes about big technology companies and the economics of a generation coming up behind them. He is interested in scale, and in who pays for it.

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