Economists Find GPT-6 Upgrade Marginal and Barely Noticeable

Early reactions from economists suggest GPT-6 offers only marginal gains over previous versions, with even top AI-using researchers barely noticing the upgrade, dubbed a 'march of nines'.

2026-09-08 ~ 2026-09-09 · 2 related posts

• Economists in the top 10% of AI use see no step change from GPT 5.6 to 6 — aniketapanjwani · 2026-09-08
• GPT-6 sees only modest gains on empirical economics: researchers report the 'march of nines' — soumitrashukla9 · 2026-09-09