Google's CEO, Sundar Pichai, revealed that 75% of the company's new code is now AI-generated, a significant increase from 50% last fall. This shift has resulted in major productivity gains, with some projects being completed six times faster than previous methods relying solely on human engineers. Pichai highlighted a recent complex code migration project where a collaboration between AI agents and human engineers showcased the potential of AI in enhancing efficiency. Beyond coding, Google's marketing teams are using AI to generate thousands of creative asset variations, achieving a 70% faster turnaround and a 20% increase in conversions. This evolution allows engineers to focus on more strategic tasks, such as system architecture and design, as they transition to an agentic operating model. Other tech giants, including Nvidia and Microsoft, are also emphasizing the importance of AI in their coding processes, indicating a broader trend in the industry.