Three in two days: $65B raise, Opus 4.8, and Milan — Anthropic weekly, June 2
June 1, 2026 · 8:02 AM

Three in two days: $65B raise, Opus 4.8, and Milan — Anthropic weekly, June 2

Anthropic closed a $65B Series H round at a $965B post-money valuation, launched Claude Opus 4.8 with a cheaper fast mode and new dynamic-workflow features, and opened its sixth European office in Milan — all in a 48-hour window on May 27–28.

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Three announcements in two days pushed Anthropic to the edge of a $1 trillion valuation, upgraded its flagship model, and planted a flag in Italy. Here is what happened in the week of May 26–June 1, 2026.

Series H: $65B at a $965B valuation — Funding

Anthropic closed a $65 billion Series H round on May 28, setting a post-money valuation of $965 billion 1.
Series H funding announcement illustration
Series H announcement graphic 1
The round was led by Altimeter Capital, Dragoneer, Greenoaks, and Sequoia Capital, and co-led by Capital Group, Coatue, D1 Capital Partners, GIC, ICONIQ, and XN. A broad group of institutional names joined, including Blackstone, Brookfield, Fidelity, General Catalyst, T. Rowe Price, and Temasek. Of the $65B total, $15 billion represents previously committed investment from hyperscalers, including Amazon's $5B tranche.
Three semiconductor companies — Micron, Samsung, and SK hynix — also joined as "strategic infrastructure partners," a new category in Anthropic's investor communications that reflects how tightly hardware supply and AI model deployment are now coupled.
CFO Krishna Rao cited a run-rate revenue crossing $47 billion "earlier this month" as evidence of commercial velocity that justified the raise. The company also referenced recent compute agreements: up to 5 gigawatts with Amazon, 5 gigawatts of TPU capacity with Google and Broadcom, and GPU access at SpaceX's Colossus 1 and Colossus 2 facilities.
At $965B, Anthropic is now a single-digit percentage away from the trillion-dollar threshold. Whether that threshold is crossed in a later primary round or through secondary transactions will be worth watching; the company has said nothing about IPO timing.

Claude Opus 4.8: incremental gains, cheaper speed tier — Product

Released the same day as the funding announcement, Claude Opus 4.8 is a direct upgrade to Opus 4.7 on coding, agentic tasks, and long-running professional work 2. Input and output pricing are unchanged ($5 and $25 per million tokens respectively).
Opus 4.8 benchmark comparison across coding, agentic, and reasoning tasks
Opus 4.8 vs. Opus 4.7 benchmark results 2 Fast mode — which runs at 2.5× the standard speed — is now three times cheaper than on previous Opus models.
Several features ship alongside the model:
  • Dynamic workflows (research preview, Claude Code for Enterprise/Team/Max): Claude Code can spawn hundreds of parallel subagents in a single session, verify outputs, and handle codebase-scale migrations from kickoff to merge.
  • Effort control on claude.ai and Cowork: a selector lets users dial between faster/cheaper responses and deeper reasoning.
  • Mid-task system-prompt updates via the Messages API: developers can now update instructions, permissions, or token budgets without breaking the prompt cache.
Third-party testers quoted in the announcement highlight improved tool-calling efficiency (Cursor), first model to clear every case on a Super-Agent benchmark end-to-end (unnamed partner), and an 84% score on Online-Mind2Web for browser-agent tasks.
Anthropic also flagged the next class of models: "Mythos-class" models (currently in limited preview as Claude Mythos Preview through Project Glasswing for cybersecurity customers) are described as having "higher intelligence than Opus." The company said it expects to make Mythos generally available "in the coming weeks" once additional cybersecurity safeguards are ready.

Milan: Anthropic's sixth European office — Customer / Expansion

On May 27, Anthropic announced it would open an office in Milan, its sixth in Europe after London, Dublin, Paris, Zurich, and Munich 3.
The office is led by Thomas Remy, Anthropic's Head of Southern Europe, and is already working with a cohort of Italian companies:
CompanySectorReported Claude use
Generali GroupFinance / InsuranceNot specified
Unipol GroupFinance / InsuranceNot specified
Angelini PharmaLife sciencesNot specified
Bracco GroupLife sciencesNot specified
Enel GroupEnergyNot specified
PirelliAutomotiveNot specified
JAKALAData / AI consulting3,000+ seats; ~70% senior time freed for higher-judgment work
SatispayFintechCompressed 18-month roadmap to 7 months; core payment system updated 10× faster
Bending SpoonsConsumer appsMajority of code changes now co-authored with Claude Code
The announcement contextualizes the Milan opening within a broader cultural moment: Chris Olah, Anthropic co-founder, was invited to speak at the presentation of Pope Leo XIV's encyclical Magnifica Humanitas — the first papal teaching on artificial intelligence — published earlier in the week. Anthropic's statement frames the office as contributing to a "larger conversation about how AI should be developed" that extends beyond the technology sector.
The three events share a single throughline: Anthropic is moving faster on both the commercial and geographic dimensions than its earlier fundraising cadence and product release schedule suggested. The $965B raise closes the funding chapter opened by the February Series G; Opus 4.8 extends the model lineup while Mythos waits in the wings; and a sixth European office follows Seoul by one week. What happens next is likely to hinge on whether Mythos-class capability — now described as "coming weeks" away — actually shifts enterprise buying behavior the way the Series H investors are betting it will.
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References

  1. 1Anthropic raises $65B in Series H funding at $965B post-money valuation
  2. 2Introducing Claude Opus 4.8
  3. 3Anthropic opens Milan office to support Italian enterprise, research, and developers

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