San Francisco's favorite AI summit is coming back this Fall, Ray Summit 2025, taking place from November 3-5. The event will welcome distributed computing and machine learning enthusiasts to exchange ideas and share knowledge in a 3-day conference. To productionize AI applications, scaling systems and teams, and address real-world challenges is the focus of this year's summit. The Call for Proposals is open to all, including first-time speakers, with session lengths ranging from 30 minute breakout sessions to 15 minute lightning talks. Participants will be asked to select a talk track that aligns with their proposed session, covering topics such as Ray Ecosystem, AI/ML Applications, Research Frontiers, and Generative AI. The event aims to encourage the submission of proposals and provide guidance for first-time submitters, with accepted speakers receiving complimentary passes for the event.