@0x0SojalSec: GPT Astra update that’s been circulating: - Largest OpenAI pretraining run since GPT-4.5 - Internal codename: Mewfour -…
Summary
A circulating update claims OpenAI's GPT Astra is its largest pretraining run since GPT-4.5, with internal codename Mewfour, already used by employees, and possibly releasing as soon as next week.
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GPT Astra update that’s been circulating:
- Largest OpenAI pretraining run since GPT-4.5
- Internal codename: Mewfour
- Already being used by employees
- Early speed reports look very strong
- and is running at Cerebras-level speeds internally.
- Aimed beyond the GPT-5.6 family
Possible next-week window.
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