The Week’s 10 Biggest Funding Rounds: Anthropic Dominates In An Otherwise Slower Week For Megarounds

2026-05-29 · Source: Artificial intelligence - Crunchbase News · Field: Technology & Digital — Artificial Intelligence & Machine Learning, Emerging Technologies & Innovation, Software Development & Engineering · Depth: Fundamental Awareness, quick

Summary

The top 10 U.S. funding rounds announced between May 23-29 revealed a significant disparity in venture capital allocation, with generative AI companies dominating the largest investments. Anthropic, a 5-year-old generative AI firm, secured an unprecedented \$65 billion in Series H funding, propelling its post-money valuation to \$965 billion. Following this, AI software development tool maker Cognition raised \$1 billion, achieving a \$26 billion valuation. Other substantial rounds included Stord (\$250 million for logistics), OpenRouter (\$113 million for an AI models marketplace), Corgi Insurance (\$106 million for insurtech), Thea Energy (\$100 million for fusion energy), Garner Health (\$100 million for healthcare data), Observable Space (\$90 million for space tech), Reactor (\$59 million for AI video), and ClearNote Health (\$52 million for cancer detection).

Key takeaway

For venture capital investors or entrepreneurs seeking funding, the market heavily favors established generative AI players for mega-rounds, making it crucial to understand this concentration. You should focus due diligence on the specific niches and growth potential of companies outside the top tier, as they still secure substantial, though smaller, capital. This indicates a bifurcated funding landscape.

Key insights

Venture funding in late May saw extreme concentration, with generative AI firms securing the vast majority of capital.

Principles

• Megarounds heavily favor established AI leaders.
• Diverse sectors still attract significant, albeit smaller, capital.

Method

The methodology tracked the largest announced funding rounds for U.S.-based companies in the Crunchbase database for the period of May 23-29.

In practice

• Monitor top funding rounds for sector trends.
• Identify leading investors in specific tech domains.

Topics

• Venture Capital
• Generative AI
• AI Funding
• Enterprise Software
• Insurtech
• Space Tech
• Healthcare Tech

Best for: Investor, Entrepreneur, Consultant

Related on AIssential

• The Week’s 10 Biggest Funding Rounds: Enterprise AI, Space Tech And Biotech Top The Ranks — AI and deep tech continue to attract substantial venture capital, dominating top funding rounds.
• The Week’s 10 Biggest Funding Rounds: OpenAI Takes The Spotlight With Record-Setting $110B Round — OpenAI's $110 billion funding round sets a new benchmark for private company investment, dwarfing other significant deals.
• Shein Buys Everlane — Anthropic and OpenAI now control 89% of AI startup revenues, indicating market consolidation.
• Anthropic to Close Over $30 Billion Round as Soon as Next Week — Anthropic is set to close a funding round exceeding \$30 billion next week.
• AI startups now make up nearly half of US venture capital market: Report - Business Today — AI startups dominate US venture capital, driven by mega-rounds and creating a significant valuation gap.
• Funding rounds are getting crowded — Crowded VC funding rounds, especially in AI, are driving up valuations and intensifying competition.

Open in AIssential →

Editorial summary, takeaway, and curation by AIssential. Original article published by Artificial intelligence - Crunchbase News.