Industry

Anthropic Raises $65 Billion Series H at $965 Billion Valuation, Surpassing OpenAI

On May 28, 2026, Anthropic announced a $65 billion Series H led by Altimeter Capital, Dragoneer, Greenoaks, and Sequoia Capital, valuing the company at $965 billion post-money. The company said run-rate revenue crossed $47 billion earlier in May. The round includes co-leads Capital Group, Coatue, D1, GIC, ICONIQ, and XN, strategic chip partners Micron, Samsung, and SK hynix, and $15 billion of previously committed hyperscaler investments including $5 billion from Amazon.

Tech Insights Reporter May 28, 2026 6 min read San Francisco, CA

TLDR

Anthropic closed a $65 billion Series H on May 28, 2026, at a $965 billion post-money valuation—placing it ahead of OpenAI’s last reported private valuation from March. CFO Krishna Rao said the capital will fund safety and interpretability research, expand compute for Claude demand, and scale products and partnerships. Anthropic reported run-rate revenue above $47 billion earlier in the month.

Round structure and investors

Size / valuation: $65B raised; $965B post-money.
Lead investors: Altimeter Capital, Dragoneer, Greenoaks, Sequoia Capital.
Co-leads: Capital Group, Coatue, D1 Capital Partners, GIC, ICONIQ, XN.
Other named participants: AMP PBC, Baillie Gifford, Blackstone, Brookfield, D.E. Shaw Ventures, DST Global, Fidelity, General Catalyst, Insight Partners, Jane Street, Lightspeed, MGX, NTTVC, NX1, Situational Awareness LP, T. Rowe Price entities, Temasek, and others.
Infrastructure partners: Micron, Samsung, and SK hynix joined as strategic investors tied to memory, storage, and logic supply.
Hyperscaler capital: $15B of previously committed investments from hyperscalers, including $5B from Amazon.

Compute context

Anthropic highlighted recent capacity deals: up to 5 GW with Amazon; 5 GW of next-generation TPU capacity with Google and Broadcom; SpaceX Colossus GPU capacity; and Claude availability on AWS, Google Cloud, and Microsoft Azure, with AWS as primary training partner.

Why this story matters

A near-trillion-dollar private valuation and $65 billion single round cement Anthropic as a peer—or leader—to OpenAI in capital markets while demand for Claude Code and enterprise Claude continues to scale. The investor mix (growth equity, sovereigns, hyperscalers, and chipmakers) also shows how frontier AI fundraising now blends pure equity with infrastructure supply-chain alignment ahead of expected IPO processes.

Sources

Anthropic official announcement: “Anthropic raises $65B in Series H funding at $965B post-money valuation” (anthropic.com/news/series-h, published May 28, 2026). Primary figures, investor lists, revenue run-rate, and compute partnerships.
Reuters, TechCrunch, WSJ contemporaneous reporting (May 28–29, 2026) confirming valuation leadership vs. OpenAI’s prior round and market reaction.

Featured Image Alt Text

Anthropic logo with rising valuation chart reaching $965 billion and icons for cloud compute and chip partners.