Ex-OpenAI exec feels "compute-poor" after trying Codex Ultra Fast

Former OpenAI policy VP Miles Brundage says Codex's new Ultra Fast tier is blazingly fast but burns through budget so quickly that he feels "compute-poor." He argues compute ownership has split into roughly three tiers, with the gap widening.

2026-10-01 ~ 2026-10-01 · 2 related posts

• Ex-OpenAI policy VP: compute is now split into ~3 tiers and the gap is widening — Miles_Brundage · 2026-10-01
• Miles Brundage: Codex Ultra Fast burns budget in hours, widening the compute gap — Miles_Brundage · 2026-10-01