Google Says 75% of Its New Code Is Now Written by AI — Up From 25% Just 18 Months Ago
Sundar Pichai announced at Google Cloud Next '26 that three-quarters of new code at Google is now AI-generated and reviewed by human engineers. The number has tripled since October 2024, when it stood at 25%. A complex internal migration that took a year to complete was finished in two months with AI agents — a 6x speed improvement that signals a structural shift in how the world's largest software organization builds software.