The 4th ETHShanghai event takes place from October 18–22, 2025, including a hackathon (October 18–21) and main conference (October 22), focusing on AI integration with Ethereum, DeFi infrastructure, and ecosystem development.
The event brings together dozens of industry speakers, a hackathon for 100 developers with a prize fund of USD15,000, and an expected 30–40 projects to be incubated and showcased live in Shanghai.
- The event runs from October 18–22, 2025, Chia into a hackathon and the main conference.
- Hackathon has 3 competition tracks: AI + Ethereum, DeFi Infrastructure, Public Goods; prize fund USD15,000.
- The main conference brings together over 40 industry leaders to discuss Ethereum scaling, modularity, and long-term security.
Event Overview
ETHShanghai 2025 is a combination hackathon and conference dedicated to Ethereum, taking place in Shanghai from October 18–22, 2025.
The event targets developers, investors and ecosystem organizations, with the goal of promoting AI applications on Ethereum, upgrading DeFi infrastructure and supporting blockchain technology public utility projects.
Hackathon
The hackathon will be held from October 18–21, 2025, with three tracks: AI & Ethereum Integration, DeFi Infrastructure, Public Goods; 100 developers will be selected from over 500 applications.
The organizers expect 30–40 projects to be incubated, launched on-site, and receive awards, incubation proposals, or ecosystem partnership opportunities. The winning teams from each track will have the opportunity to present to investors at the main conference.
Main conference
The main conference takes place on October 22, 2025, bringing together over 40 industry speakers to discuss Ethereum scaling, the module ecosystem, developer development, and long-term security.
The topic focuses on scaling roadmap, chain modularization, developer attraction and retention strategies, and security measures for sustainable growth of the Ethereum platform.
How to join the hackathon?
Register via the event page (official announcement), submit your project profile and team information; the organizers will select 100 teams from over 500 profiles to enter the final round.
Prize and incentive fund
The prize fund is USD15,000; the winning team receives additional incubation support, ecosystem partner connection proposal, and the opportunity to present to investors at the main conference.
Who will speak at the main conference?
The event invited over 40 industry leaders, including prominent figures from the Ethereum community and related organizations to discuss core topics.
Is the event suitable for beginners?
The event is suitable for both new and experienced developers; the hackathon focuses on technical solutions, the conference provides strategic perspectives and industry connections.
