Four Major AI Labs Complete Acquisitions Within Five-Day Period

May 25, 2026

Anthropic, Mistral, Google DeepMind, and Meta each acquired AI startups within five days during May 18-24, 2026. Anthropic acquired SDK infrastructure startup Stainless for exceeding $300 million and closed a $30 billion Growth round at a valuation above $900 billion. Google DeepMind hired the entire Contextual AI team through an $80-90 million licensing structure designed to avoid antitrust classification. Mistral acquired physics-aware AI startup Emmi AI, while Meta acqui-hired Dreamer's team.

Coordinated AI lab acquisitions

▪Anthropic, Mistral, Google DeepMind, and Meta each acquired an AI startup within five days of each other during the week of May 18-24, 2026.
▪Google DeepMind hired the entire team from Contextual AI through an $80-90 million licensing structure designed to avoid antitrust classification as a merger.
▪Anthropic acquired Stainless, an SDK infrastructure startup that powered developer tooling for OpenAI and Google, for a price exceeding $300 million.

Anthropic $30 billion round

▪Anthropic closed a $30 billion Growth round at a valuation above $900 billion during the week of May 18-24, 2026.
▪Peter Thiel's Founders Fund and General Catalyst participated in Anthropic's $30 billion Growth round as returning participants.
▪Anthropic's $30 billion Growth round was led by Sequoia Capital, Dragoneer Investment Group, Altimeter Capital, and Greenoaks Capital Partners.
▪Anthropic closed a $30 billion round in February 2026 at a $380 billion post-money valuation.
▪Anthropic's valuation more than doubled from $380 billion in February 2026 to above $900 billion in May 2026.

Agentic infrastructure positioning

▪Modal Labs' funding round came in two tranches at different valuations, with a first group backing Modal Labs at $2.5 billion and a second tranche pushing the final valuation to $4.65 billion.
▪Sigma Computing raised an $80 million Series E and explicitly repositioned as an agentic analytics platform, doubling Sigma Computing's valuation to $3 billion.
▪Armada raised $230 million at a $2 billion valuation to build deployable AI data centers for edge and sovereign computing scenarios.
▪Modal Labs has grown revenue fivefold since September 2025, crossing $300 million in annualized revenue.
▪Modal Labs raised $355 million at a $4.65 billion valuation, led by Redpoint Ventures and General Catalyst with participation from Accel and Menlo Ventures.
▪Exa Labs raised $250 million for AI-powered search.
▪Dust raised $40 million at Series B for enterprise AI agents.

World model commercialization

▪Decart AI raised $300 million in a Series D led by Radical Ventures, at a $4 billion valuation.
▪Nvidia, Adobe Ventures, Toyota Ventures, and Andrej Karpathy participated individually in Decart AI's $300 million Series D.

Hark Series A redefinition

▪Hark raised $700 million at a $6 billion valuation in a round labeled its Series A.

Weekly funding metrics

▪Lexroom raised a $50 million Series B for legal AI for civil law Europe.
▪LawX raised a $7.5 million seed positioning as Europe's legal operating system.