OpenAI Science Division Lasted 7 Months Before Codex Won

The OpenAI science division lasted about seven months as a named initiative. Kevin Weil announced OpenAI for Science in September 2025. Prism, its scientist-facing web app, launched in January 2026. By April, WIRED reported that Weil was leaving, Prism was being sunset, and the roughly 10-person Prism team was being folded under Codex. That is a faster reversal than the headlines suggest. The obvious read is executive churn. The better read is organizational: OpenAI appears to have decided that