OpenAI hosts DevDay 2026 in San Francisco
Simon Willison, a tech journalist, attended and live-blogged the keynote and other sessions. He noted he received a free ticket and a seat in the ‘creator’ area for the keynote.
Key points
- Simon Willison live-blogged the event and received a free ticket and a ‘creator’ seat
- Willison switched from Codex Cloud to Claude Code for web to add photos to his live blog
Willison mentioned using Claude Code for web to add photos to his live blog after encountering issues with Codex Cloud. The event follows recent model releases, including Claude Opus 5.5, GPT-6 Sol, and GPT-6 Luna, as well as a price war in LLMs. No specific announcements or details from the event itself are included in the article.
Model pages: Claude Opus 5.5 → · GPT-6 Sol → · GPT-6 Luna →
OpenAI DevDay 2026 live blog
Simon Willison · 29 September 2026
Loading the full article…
This text was published by Simon Willison and written by Simon Willison. It is reproduced here with attribution so you can read it in full; the rights remain with the publisher. Read it at the source ↗
The headline, key points and digest above were generated by Digest AI's editorial model from the linked sources. Automated summaries can contain errors: the sources are the record. Spotted a mistake? Tell us. Published by Martin K., who runs Digest AI and handles corrections.
More in Generative AI & Models
All →- Apiiro finds 1,122 public GitHub files with secrets saved by Claude Code · 1 src
- Thinking Machines releases Inkling 2 Small, a 594B MoE model with 17B active parameters · 8 src
- OpenAI releases GPT-6 Cyber, a Critical-rated model that outperforms predecessors in vulnerability detection and alignment · 25 src
- Google releases Gemini Omni 1.2 Flash with 15-second video generation and 30% price cut to $0.07 per second · 10 src
- US accuses Chinese executive of allegedly sharing Nvidia chip info with Beijing · 11 src
Comments
via GitHub Discussions