Simon Willison's WeblogMay 29, 2026, 1:23 AMimportant 76

Anthropic's run-rate revenue hits $47 billion

Anthropic says its run-rate revenue crossed $47 billion, up sharply from earlier 2026 disclosures.

Simon Willison highlights Anthropic’s latest Series H announcement, where the company says run-rate revenue crossed $47 billion earlier in May. He traces prior disclosures: about $9 billion at the end of 2025, $14 billion in February 2026, and over $30 billion in April. The post also addresses skepticism, arguing that these numbers appeared in fundraising announcements, where knowingly misleading investors would be securities fraud.

This short post by Simon Willison focuses on one key line of information in Anthropic's latest Series H announcement: since the Series G in February 2026, global enterprise customer adoption has continued to grow, and the company's run-rate revenue broke through US$47 billion earlier this month. Simon explains that Anthropic has recently often disclosed "run-rate revenue" in its fundraising or partnership announcements, which usually means multiplying the most recent month's revenue by 12 to obtain an annualized estimate of current revenue; this is not equivalent to realized annual revenue, but it can be used to observe the current pace of commercialization.

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