Everything OpenAI announced at DevDay 2026: Dots: always-on AI agents that keep working in the background GPT-6.1 Sol: OpenAI’s new flagship model for coding and professional work Ultrafast: a much faster inference mode for latency-sensitive tasks Pro 500: a new $500/month plan with much higher usage limits Codex in the cloud: Codex can keep coding remotely without your laptop running Codex Security Cloud: scans codebases for security issues and helps prepare fixes Agents API: lets developers build AI agents that can use tools and interact with software Decisions API: lets AI choose between predefined actions or outcomes Plugin extensions: developers can build interactive apps directly inside ChatGPT Sign in with ChatGPT: use your ChatGPT account and subscription across supported third-party apps ChatGPT Space: shared workspaces where teams, ChatGPT and agents can work together And more across Slack, Microsoft Teams, Pages, Slides, automations and enterprise tools.