Sam Altman, CEO of OpenAI, leads a team of experts including Kevin Weill and Michelle Pokrass, who unveil groundbreaking advancements in AI at Dev Day. They discuss the game-changing **Realtime API**, highlighting its capabilities for voice interaction and function calling. Alistair Pullen shares insights on developing AI models for software engineering. The conversation also dives into the challenges of AI fine-tuning and ethical considerations in AI communications, envisioning a future where seamless human-AI interaction transforms productivity.