Nobel laureate John Jumper and Gemini co-lead Noam Shazeer leave Google DeepMind for Anthropic and OpenAI, wiping $270B from Alphabet's market cap.

Senior research scientist John Jumper said on Friday he would leave Google DeepMind to join AI startup Anthropic

Noam Shazeer, co-author of the Transformer paper and Gemini co-lead, leaves Alphabet for OpenAI less than two years after a $2.7 billion return deal.