gpt-6POST
GPT-4 vs GPT-6 Astra: lower prices and a 128x larger context window
Three years apart at the same company, GPT-6 Astra costs $10/$50 per million tokens versus GPT-4's $30/$60, and its context window grows from 8K to 1.05M tokens, about 128x.
Pratham
@PrathkumArchived 2026.09.14Originally posted 2026.09.09
Pratham @PrathkumOriginally posted 2026.09.09
Wild. Three years apart, same company. GPT-4 (Mar 2023) GPT-6 Astra (Sep 2026) GPT-4 → $30/$60 per MTok GPT-6 Astra → $10/$50 per MTok Context window: GPT-4: 8K tokens GPT-6 Astra: 1.05M tokens (~128x bigger)
x.com/prathkum/status/2097450985375641787Archived 2026.09.14 16:05