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OpenAI DevDay

Every Pandromeda story on OpenAI DevDay: news, explainers, comparisons and guides, newest first.

OpenAI Astra Ultrafast title card over a starfield, marking availability in ChatGPT, Codex and the API

OpenAI DevDay 2026 Announcements: Dots, GPT-6.1 Sol and Ultrafast

Sam Altman's September 29 keynote introduced always-on dots agents, a cheaper GPT-6.1 Sol model, a new $500 ChatGPT Pro tier and an Ultrafast speed option.

Theo ParkOct 1