OpenAI Build Week Tokyo Gathers 100 Developers
OpenAI recently hosted its Global Build Week offline event in Tokyo, attracting a large number of developers and entrepreneurs. The event featured technical exchanges and project demonstrations, reflecting OpenAI's active efforts to build its global developer ecosystem and offline community.
Event Details
According to @gabrielchua, @avecalan organized a Build Week meetup last Friday with about 100 builders in attendance. The event included technical sharing sessions by @reachvb, Julien Simiand, and David Mercklé. Photos posted by @pawlean show a packed venue with participants working on their laptops, a "Welcome to OpenAI Build Week" banner, and an active atmosphere featuring community hashtags like #BuildInPublic and #Shipaton.
Project Showcase
During the event, developer @kanagawaido won second place with a web application designed to alert users when acquaintances are nearby without using facial recognition technology. The developer emphasized that the project successfully balanced user privacy and portrait rights, delivering a functional prototype within a limited timeframe.
2026-07-18 ~ 2026-07-20 · 5 related posts
- Episode 1: OpenAI Announces Build Week Focusing on GPT-5.6 and Codex(2026-07-10, 12 posts)
- Episode 2: OpenAI Announces Build Week and Builders Lounge in Berlin(2026-07-10, 4 posts)
- Episode 3: OpenAI Build Week Tokyo Gathers 100 Developers(2026-07-18, 5 posts)
- Episode 4: OpenAI's London Codex Event Draws Massive Developer Crowd(2026-07-20, 2 posts)
- Episode 5: OpenAI Build Week 2026 Hosts Multi-City Hackathons(2026-07-20, 2 posts)
- Episode 6: OpenAI Codex Ambassadors Reach 60 Cities Globally(2026-07-21, 2 posts)
Primary sources
- OpenAI Build Week meetup drew 100 builders — gabrielchua ·
- Second Place at OpenAI Build Week Tokyo — kanagawa_ido ·
- [source] Second Place at OpenAI Build Week Tokyo — kanagawa_ido · 2026-07-18
- OpenAI Build Week Tokyo Event — paw_lean · 2026-07-18
- OpenAI Build Week Group Photo — paw_lean · 2026-07-19
- OpenAI Build Week Event in Tokyo — paw_lean · 2026-07-20
- [source] OpenAI Build Week meetup drew 100 builders — gabrielchua · 2026-07-20