OpenAI’s Biggest Announcements in 13 Minutes | DevDay 2026

OpenAI DevDay 2026 in 13 minutes: Dots, ChatGPT Space, GPT-6.1 Sol, Ultrafast and Codex in the cloud. The biggest announcements and live demos from OpenAI’s September 29 keynote, condensed into an original-footage supercut. Catch the reveals, technical details, pricing updates and real audience reactions—including the Dots demo hiccups and how the presenters handled them. This edit keeps the key setup and results, with selected waits and secondary explanations removed. Featuring Dots and always-on AI agents, ChatGPT Space, GPT-6.1 Sol, Ultrafast, Pro 500, Decisions API, research agents, Cloud Codex, Agents API, Private Intelligence, live app building, the robot demo, plugins and Marketplace. CHAPTERS 00:00 Dots and ChatGPT Space 02:41 GPT-6.1 Sol 03:21 Ultrafast and Pro 500 04:45 Decisions API and research agents 06:01 Cloud Codex and Agents API 07:20 Private Intelligence 07:48 Live demo: fast builds 09:17 The robot demo 10:12 Sign in, plugins and Marketplace 12:13 The worldwide reset Original keynote: OpenAI DevDay 2026    • OpenAI DevDay 2026 Keynote (FULL)   Edited highlights using original OpenAI event footage. Runtime: 12:45. Selected announcements and demonstrations; see the full keynote for additional details and availability conditions. This OpenAI Dev Day recap follows the shift from AI chat to AI agents: ChatGPT Dots, agent collaboration in ChatGPT Space, AI coding with Codex, cloud-based development, GPT-6.1 Sol pricing, Ultrafast inference and developer APIs. A condensed keynote for viewers following OpenAI news, ChatGPT updates, coding agents, AI automation and live product demos. #OpenAIDevDay #Codex #ChatGPT @matthew_berman ​