ProductDevDay / OpenAI开发者大会
OpenAI DevDay
OpenAI DevDay is an annual technical conference hosted by OpenAI for the developer community. The event typically features announcements of new model capabilities, API feature expansions, and developer tooling. It serves as a primary channel through which OpenAI communicates its technical roadmap to ecosystem partners and third-party developers.
Core Facts
Timeline (last 90 days)
Sep 29
Simon Willison attended and live-blogged OpenAI DevDay in person at Fort Mason, San Francisco.
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Sep 29
This is the second consecutive year that Simon Willison has live-blogged the DevDay keynote on-site.
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Sep 29
The focus of this year's DevDay will most likely continue in the direction of generative AI and coding agents.
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Sep 26
DevDay is an annual event hosted by OpenAI for the developer community.
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Source Articles
OpenAI DevDay Leaks: Mysterious Agent "o" and Ultra-Fast API RevealedOct 8Stop Overpaying for AI Intelligence: A Complete Cost Optimization Guide from OpenAI DevDayOct 8OpenAI DevDay Developer Challenge: Complete Tasks in 48 Hours to Win Codex MicrosOct 1OpenAI DevDay Developer Updates: Faster Coding and Parallel CollaborationOct 1OpenAI DevDay 2026: Live Coverage and What to Watch ForSep 29OpenAI DevDay 2026 Preview: 20+ Announcements and Consumer Device SpeculationSep 2972 Hours to OpenAI DevDay: What Developers Should Watch ForSep 26