Stock Markets May 28, 2026 02:18 PM

Anthropic Secures $65 Billion in Series H at $965 Billion Valuation

Funding round fuels research, compute expansion and partner scaling as enterprise adoption rises

By Marcus Reed AMZN MU GOOGL AVGO

Anthropic announced a $65 billion Series H financing that values the AI developer at $965 billion post-money. The round, backed by a coalition of venture firms and strategic partners, accompanies recent compute capacity agreements and a reported run-rate revenue surpassing $47 billion. Proceeds are earmarked for safety and interpretability research, additional compute to support Claude, and product and partnership scaling.

Anthropic Secures $65 Billion in Series H at $965 Billion Valuation
AMZN MU GOOGL AVGO

Key Points

  • Anthropic closed a $65 billion Series H round at a $965 billion post-money valuation, with funds directed toward safety research, compute expansion and scaling products and partnerships - impacts cloud, enterprise software and AI infrastructure sectors.
  • The round was led by Altimeter Capital, Dragoneer, Greenoaks and Sequoia Capital, with a set of co-leads and numerous institutional investors participating; the financing includes $15 billion of previously committed hyperscaler investments, of which $5 billion came from Amazon - impacts capital markets and strategic cloud partnerships.
  • Anthropic reported a run-rate revenue exceeding $47 billion and noted growing enterprise adoption since its February Series G round; recent compute agreements include multi-gigawatt arrangements with Amazon, Google and Broadcom and GPU access via SpaceX - impacts semiconductors, cloud providers and data-center infrastructure.

Anthropic said Thursday that it has closed a Series H financing round totaling $65 billion, producing a post-money valuation of $965 billion. The company said the capital will be allocated to safety and interpretability research, expanding compute capacity to meet demand for its Claude models, and scaling products and partnerships.

The financing was led by Altimeter Capital, Dragoneer, Greenoaks and Sequoia Capital. A group of co-leads included Capital Group, Coatue, D1 Capital Partners, GIC, ICONIQ and XN. Anthropic also named dozens of participating institutional investors across the round.

Krishna Rao, Anthropic's Chief Financial Officer, said the company’s run-rate revenue crossed $47 billion earlier this month. Anthropic added that enterprise adoption has increased among global customers since its Series G round in February.


Among the list of significant participants, Anthropic cited AMP PBC, Baillie Gifford, Blackstone, Brookfield, D.E. Shaw Ventures, DST Global, Fidelity Management & Research Company, General Catalyst, Insight Partners, Jane Street, Lightspeed Venture Partners, MGX, NTTVC, NX1 Capital, Situational Awareness LP, T. Rowe Price Associates, Inc., T. Rowe Price Investment Management, Inc., and Temasek.

Anthropic said the Series H includes $15 billion of previously committed investments from hyperscalers, with Amazon accounting for $5 billion of that amount.


Strategic infrastructure partners also took part in the funding. Anthropic listed Micron, Samsung and SK hynix among the participants it identified as strategic infrastructure partners.

In recent weeks the company has expanded compute capacity through multiple commercial agreements. Anthropic said it reached a deal with Amazon for up to five gigawatts of new capacity, and separate arrangements with Google and Broadcom for five gigawatts of next-generation TPU capacity. The company also announced access to GPU capacity on SpaceX’s Colossus 1 and Colossus 2 platforms.

Anthropic noted that Claude is available across major cloud platforms, including Amazon Web Services, Google Cloud and Microsoft Azure. The company said AWS remains its primary cloud provider and training partner.


Summary of material facts reported by Anthropic:

  • Series H funding of $65 billion at a post-money valuation of $965 billion.
  • Round led by Altimeter Capital, Dragoneer, Greenoaks and Sequoia Capital, with co-leads including Capital Group, Coatue, D1 Capital Partners, GIC, ICONIQ and XN.
  • Reported run-rate revenue exceeded $47 billion as of earlier this month, per the company’s CFO.
  • Funding will support safety and interpretability research, compute expansion for Claude, and product and partnership scaling.
  • The round incorporates $15 billion of previously committed hyperscaler investments, including $5 billion from Amazon. Strategic infrastructure partners Micron, Samsung and SK hynix participated.
  • Recent compute agreements: up to five gigawatts with Amazon; five gigawatts of next-generation TPU capacity with Google and Broadcom; GPU access via SpaceX Colossus 1 and Colossus 2.
  • Claude is available on AWS, Google Cloud and Microsoft Azure, with AWS cited as the primary cloud provider and training partner.

The company’s announcement highlights a concentrated set of financial backers and infrastructure agreements intended to support rapid scaling. Anthropic framed the capital as enabling deeper safety and interpretability work while matching compute capacity to model demand.

Risks

  • Dependence on hyperscaler commitments - the round includes $15 billion of previously committed investments from hyperscalers, which indicates reliance on those partners for a portion of the capital base and potentially for infrastructure commitments - impacts cloud providers and capital markets.
  • Ability to scale compute capacity to meet Claude demand - Anthropic is using proceeds in part to expand compute to meet model demand, which leaves uncertainty around whether capacity expansion will keep pace with adoption - impacts cloud infrastructure and semiconductor supply chains.
  • Concentration of strategic infrastructure relationships - participation by specific suppliers and multi-gigawatt agreements tie Anthropic to a limited set of providers for critical capacity, creating potential vendor concentration risk for compute and training workloads - impacts data-center operators and memory/chip suppliers.

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