The initial investment, for $10 billion, arrives just days after Amazon announced plans to boost its collaboration with Anthropic via a $5 billion investment. Earlier this month, Anthropic announced it had tripled its annualized revenues, outpacing OpenAI for the first time.

Anthropic said its latest agreement with Google expands on a longstanding partnership between the two companies.

Google plans up to $40B investment in Anthropic as AI rivals race to secure massive compute capacity, following the limited release of its powerful, cybersecurity-focused Mythos…