Anthropic's run-rate revenue hits $47 billion

<p>The most interesting thing about <a href="https://www.anthropic.com/news/series-h">Anthropic's $65B Series H announcement</a> is this line (emphasis mine):</p> <blockquote> <p>Since our Series G in February, adoption has continued to grow across global enterprise customers, and our run-rate revenue crossed <strong>$47 billion</strong> earlier this month.</p> </blockquote> <p>Anthropic have made a bit of a habit of sharing their "run-rate revenue" in this kind of announcement, which is an annualized projection of their current revenue - typically calculated by taking the most recent month and multiplying by 12.</p> <p>Earlier this year:</p> <ul> <li>Apr 6, 2026 in <a href="https://www.anthropic.com/news/google-broadcom-partnership-compute">Anthropic expands partnership with Google and Broadcom</a>: "Our run-rate revenue has now surpassed <strong>$30 billion</strong>—up from approximately <strong>$9 billion</strong> at the end of 2025."</li> <li>Feb 12, 2026 in <a href="https://www.anthropic.com/news/anthropic-raises-30-billion-series-g-funding-380-billion-post-money-valuation">Anthropic raises $30 billion in Series G</a>: "Today, our run-rate revenue is <strong>$14 billion</strong>, with this figure growing over 10x annually in each of those past three years."</li> </ul> <p>I had <a href="https://claude.ai/share/f52e82bd-7e09-49a5-b658-0b9999ce5a45">Claude Opus 4.8 make me</a> this chart using <a href="https://matplotlib.org/">Matplotlib</a> (Claude: "a data line chart is more straightforward matplotlib work—not really a design piece"):</p> <p><img alt="Line chart titled &quot;Run-rate revenue&quot; with y-axis &quot;Run-rate revenue ($bn)&quot; from $0bn to $50bn, showing four data points rising sharply: Dec 31 2025 $9bn, Feb 12 2026 $14bn, Apr 1 2026 $30bn, May 7 2026 $47bn." src="https://static.simonwillison.net/static/2026/anthropic-run-rate.png" /></p> <p>Back in April <a href="https://www.axios.com/2026/04/13/anthropic-revenue-growth-ai">Axios CEO Jim VandeH