gpt-6POST

Timeline of the August-September model release wave

From GPT-5.6 Sol to GPT-6.1 Sol, releases came thick and fast over two months, with the three major labs resuming launches about a week after calling for a slowdown.

Captain Insight

@CaptainInsightXArchived 2026.10.01Originally posted 2026.09.30

Captain Insight @CaptainInsightXOriginally posted 2026.09.30

Open original on X

AI models dropped from Aug 1 ~ Sep 11 Aug 6 — GPT-5.6 Sol + Luna Aug 12 — Grok 4.6 Sep 1 — Claude Fable 5.1 Sep 3 — GPT-6 Astra Sep 12 — Dario: we need to slow the pace. Elon: agreed. Sam Altman: agreed. 💀 Then Sep 12 ~ Sep 29 Sep 21 — Grok 4.7 Sep 22 — Claude Opus 5.5 Sep 22 — GPT-6 Sol + Luna Sep 28 — Claude Sonnet 5.5 Sep 29 — GPT-6.1 Sol the slowdown lasted about a week 😭

x.com/captaininsightx/status/2105138063936774586Archived 2026.10.01 10:13