GPT-6.1 Astra and Fable 5.5 rumors surface as Argon ships first

Priya @PriyannkaaaaOriginally posted 2026.10.04

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GPT-6.1 Astra: leak >Tibo reportedly teased GPT-6.1 Astra is coming soon — no source confirms this beyond chatter >Fable 5.5 rumored as Anthropic's direct answer, still unofficial >Argon already shipped Sept 30, giving Google a real head start this round >Rumored early benchmark chatter: Fable 5.5 reportedly edging coding and agentic tasks, Astra 6.1 reportedly stronger on raw reasoning >No official scores, pricing, or release dates exist for either model yet