# GPT-5.6 Sol vs Llama 3.1 405B Instruct

As of Oct 14, 2026, GPT-5.6 Sol leads Llama 3.1 405B Instruct in 1 of 2 shared categories: Science.

GPT-5.6 Sol: $8.000000000000002 per 1M blended tokens.

Llama 3.1 405B Instruct: price per 1M tokens is unset in the catalog.

GPT-5.6 Sol: closed weights.

Llama 3.1 405B Instruct: open weights.

- Which to pick, General LLM: As of Oct 14, 2026, Llama 3.1 405B Instruct leads GPT-5.6 Sol in General LLM at #3 against #17.
- Which to pick, Science: As of Oct 14, 2026, GPT-5.6 Sol leads Llama 3.1 405B Instruct in Science at #13 against #124.

As of Oct 14, 2026, GPT-5.6 Sol is near state of the art, rank #3 in Vision (since Oct 14, 2026; sources GDP.pdf; methodology v1.0).

As of Oct 14, 2026, Llama 3.1 405B Instruct is a former state-of-the-art holder in General LLM (since Aug 28, 2024; sources LMArena Text (style-controlled, overall); methodology v1.0).