DevDay 2026 Recap
Explore more than 20 announcements from OpenAI DevDay 2026, including GPT-6 Astra, ChatGPT, Codex, APIs, security, and new tools for builders.
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OpenAI held DevDay 2026, an event featuring more than 20 major announcements about AI tools and capabilities. The company introduced agents that can take on ongoing responsibilities and expanded ChatGPT as a platform where humans and agents can collaborate, with access to 1.2 billion weekly users. Key announcements included new developer tools in Codex and the API, plugin customization options for ChatGPT, improved human-AI collaboration methods, and expanded ChatGPT subscription features. OpenAI framed these developments as enabling people to have more time for what matters to them, greater freedom to pursue ideas, and the ability to accomplish things they previously thought impossible.
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