San Francisco, United States
Technology-focused investment firm. Lead investor in Sierra's $175M funding.
On June 1, 2026, multiple outlets reported that Anthropic has closed a $65 billion funding round valuing the company at $965 billion, surpassing OpenAI’s private valuation. The round was led by Altimeter, Dragoneer, Greenoaks and Sequoia, with Google and Amazon also investing billions.
Anthropic has raised $65 billion in a Series H round valuing the Claude developer at about $965 billion, according to disclosures on May 28, 2026. An Indian Financial Express roundup on May 30, 2026, highlighted the deal as pushing Anthropic near a $1 trillion valuation and paired it with news of the Claude Opus 4.8 model rollout and other sector moves. ([axios.com](https://www.axios.com/2026/05/28/anthropic-ai-fundraising-openai?utm_source=openai))
On May 31, 2026, UAE daily Emarat Al Youm highlighted that US AI lab Anthropic has become the world’s most valuable AI startup after raising $65 billion in a Series H round at a $965 billion valuation, surpassing rival OpenAI. The funding, led by major global investors, closed earlier in the week and cements Anthropic’s position at the front of the commercial AI race. ([emaratalyoum.com](https://www.emaratalyoum.com/politics/weekly-supplements/world-press/2026-05-31-1.2050673?utm_source=openai))