Nov 3-5th, 2025
|
San Francisco
|
Marriott Marquis

Where AI Builders Shape What's Next

The community-led conference that brings together the best engineers, researchers and open source technologies to advance AI

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Shaping the future of AI

The builders shaping the future of AI infrastructure are meeting in San Francisco – where code, models, and real-world systems collide. Ray Summit is the only conference where open source contributors, production ML teams, and infra leaders come together to share what’s working, what’s breaking, and what’s next. If you're building systems that needs to perform under pressure, this is the conference you can’t afford to miss.

[Ray Summit] is on the front lines of the revolution with machine learning and generative AI.

Christian Stano | Engineering Manager, ML Platform

Our MLInfra team had a great time hearing other success stories and brought back new strategies to improve the speed of delivery on new ML systems.

Stephen MacKinnon | VP of Applied ML

Wow! Awesome! The confluence of the finest brains in AI! No nonsense. Awesome sessions!

Gopal Anantharaman | Principal Engineer

Featured Speakers

Jimmy
Ba

Jimmy Ba

Co-Founder, xAI

Co-Founder, xAI
Chelsea
Finn

Chelsea Finn

Assistant Professor, Stanford; Co-Founder, Physical Intelligence (Pi)

Assistant Professor, Stanford; Co-Founder, Physical Intelligence (Pi)
Felix
Heide

Felix Heide

Head of AI, Torc Robotics

Head of AI, Torc Robotics
Jim
Fan

Jim Fan

Director & Distinguished Research Scientist, NVIDIA

Director & Distinguished Research Scientist, NVIDIA
Ludwig
Schmidt

Ludwig Schmidt

Assistant Professor, CS @ Stanford; Member of Technical Staff, Anthropic

Assistant Professor, CS @ Stanford; Member of Technical Staff, Anthropic
Simon
Mo

Simon Mo

Lead vLLM

Lead vLLM
Lequn
Chen

Lequn Chen

Research Engineer, Perplexity

Research Engineer, Perplexity
Ion
Stoica

Ion Stoica

Co-founder & Executive Chairman, Anyscale

Co-founder & Executive Chairman, Anyscale
Devendra
Chaplot

Devendra Chaplot

Member of Technical Staff, Thinking Machines

Member of Technical Staff, Thinking Machines
Joe
Spisak

Joe Spisak

Director of Product Management, Meta

Director of Product Management, Meta
Brendan
Burns

Brendan Burns

CVP, Microsoft Azure Cloud Native & Management Platform

CVP, Microsoft Azure Cloud Native & Management Platform
Ying
Sheng

Ying Sheng

Co-Author, SGLang

Co-Author, SGLang
Peter
Ludwig

Peter Ludwig

CTO & Co-founder, Applied Intuition

CTO & Co-founder, Applied Intuition
Bogdan
Gaza

Bogdan Gaza

Co-Founder & CTO, DatologyAI

Co-Founder & CTO, DatologyAI
Robert
Nishihara

Robert Nishihara

Co-Founder, Anyscale

Co-Founder, Anyscale
Johannes
Hagemann

Johannes Hagemann

Co-founder & CTO, Prime Intellect

Co-founder & CTO, Prime Intellect
Artem
Kazakov

Artem Kazakov

AI / ML Technology Architect, Bridgewater Associates

AI / ML Technology Architect, Bridgewater Associates
Tyler
Griggs

Tyler Griggs

Graduate Research Student, UC Berkeley Sky Lab

Graduate Research Student, UC Berkeley Sky Lab
David
Hall

David Hall

Research Engineering Lead, Stanford

Research Engineering Lead, Stanford
Keerti
Melkote

Keerti Melkote

CEO, Anyscale

CEO, Anyscale
Pablo
Delgado

Pablo Delgado

Machine Learning Engineer, Netflix

Machine Learning Engineer, Netflix
Zhibei
Ma

Zhibei Ma

Member of Technical Staff, xAI

Member of Technical Staff, xAI
Siddharth
Kodwani

Siddharth Kodwani

Software Engineer, ML Infra, Zoox

Software Engineer, ML Infra, Zoox
Steve
Han

Steve Han

Senior Software Engineer, Roblox

Senior Software Engineer, Roblox
Haoran
Li

Haoran Li

Head of Post-training and Data, Character.ai

Head of Post-training and Data, Character.ai

Summit Overview

Learn more about Anyscale's LLM suite.

Nov 3

Training

Join fellow Ray practitioners for a day of hands-on training, with morning and afternoon sessions led by Ray experts.

Nov 4

Summit Day 1

The first day of conference events – day 1 will include a mix of keynotes from industry-leading experts, breakouts from fellow practitioners, and more.

Nov 5

Summit Day 2

The Summit caps off with a final day of keynote speakers, customer highlights, and breakout and lightning sessions.

Learn More

Ray Training Day | Nov 3

Learn Ray from the experts who build and maintain it.

Kick off Ray Summit with a full day of immersive, expert-led training. These code-first workshops will level up your skills in distributed computing, model training, and GenAI infrastructure. Taught by the engineers who build Ray, this day is designed to help you not just use Ray, but master it.

You'll get hands-on with topics like:

End-to-end distributed ML workflows

Scalable data pipelines with Ray Data

High-performance training with Ray Train

Model serving with Ray Serve

LLM inference optimization with vLLM

Learn More

Summit Tracks

Ray Ecosystem

Explore tools and integrations that expand Ray's ecosystem

Production Use Cases

Success stories about how your team scaled Ray effectively, taking it from theory to practice

Ray Applications

Sessions sharing how teams are powering diverse AI/ML applications with Ray's scalable computing capabilities.

Research Frontiers

Explore the future of distributed computing through pioneering research.

Robotics | Biology

Generative AI

Build and scale generative AI, and learn how Ray enables large-scale generative AI workflows.

LLM | Agents | MCP

vLLM

Sessions showcasing how to build high-throughput, low-latency inference services using the vLLM library.

Multimodal Data

Presentations on integrating and analyzing multimodal datasets, whether that be image, text, video, with Ray.

Post-Training & Reinforcement Learning

Talks on advanced model adaptation techniques and reinforcement-learning strategies using Ray.

FAQs

Ray Summit is the leading AI event for machine learning practitioners, data scientists, developers, MLOps professionals, and architects — and anyone else who wants to learn about building and deploying large-scale applications, especially in AI and machine learning. The summit brings the global Ray community together to learn the fundamentals, explore new use cases, share best practices, and discuss the future of AI.