gpt-6POST
2026 model dominance timeline: Astra holds the top spot for only 19 days
A day-count of which model led on value in 2026 says GPT-6 Astra was replaced by Opus 5.5 after just 19 days at the top.
yutkat
@yutkatArchived 2026.09.29Originally posted 2026.09.28
yutkat @yutkatOriginally posted 2026.09.28
2026年の覇権モデル(コスパ含む)体感こんな感じ 01/01-02/06 GPT-5.2 36日 02/06-03/05 Opus 4.6 27日 03/05-04/23 GPT-5.4 49日 04/23-06/09 GPT-5.5 47日 06/09-09/03 Fable 5, 5.1 86日 09/03-09/22 GPT-6 Astra 19日 09/22-09/28 Opus 5.5 6日(継続) OpenAI:151日 Anthropic:119日
x.com/yutkat/status/2104449795205349615Archived 2026.09.29 10:14