# GPT-5 Nano vs GPT-6.1 Sol

As of Oct 14, 2026, GPT-5 Nano leads GPT-6.1 Sol in 0 of 2 shared categories.

GPT-5 Nano: $0.1375 per 1M blended tokens.

GPT-6.1 Sol: $4.000000000000001 per 1M blended tokens.

GPT-5 Nano: closed weights.

GPT-6.1 Sol: closed weights.

- Which to pick, Science: As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5 Nano in Science at #4 against #89.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5 Nano in Abstraction (ARC) at #1 against #72.

As of Oct 14, 2026, GPT-5 Nano is ranked #72 in Abstraction (ARC) (since Oct 14, 2026; sources ARC-AGI; methodology v1.0).

As of Oct 14, 2026, GPT-6.1 Sol is tied for state of the art in Vision (since Sep 30, 2026; sources GDP.pdf; methodology v1.0).