# GPT-4.1 Nano vs GPT-6 Astra

As of Oct 15, 2026, GPT-4.1 Nano leads GPT-6 Astra in 0 of 2 shared categories.

GPT-4.1 Nano: $0.175 per 1M blended tokens.

GPT-6 Astra: $20 per 1M blended tokens.

GPT-4.1 Nano: closed weights.

GPT-6 Astra: closed weights.

- Which to pick, Science: As of Oct 15, 2026, GPT-6 Astra leads GPT-4.1 Nano in Science at #2 against #129.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, GPT-6 Astra leads GPT-4.1 Nano in Abstraction (ARC) at #1 against #91.

As of Oct 15, 2026, GPT-4.1 Nano is ranked #91 in Abstraction (ARC) (since Oct 15, 2026; sources ARC-AGI; methodology v1.0).

As of Oct 15, 2026, GPT-6 Astra is state of the art in Math (since Sep 28, 2026; sources Humanity's Last Exam; methodology v1.0).