# Llama 3.1 405B Instruct vs Muse Spark

As of Oct 14, 2026, Llama 3.1 405B Instruct leads Muse Spark in 1 of 2 shared categories: General LLM.

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

Muse Spark: price per 1M tokens is unset in the catalog.

Llama 3.1 405B Instruct: open weights.

Muse Spark: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, Llama 3.1 405B Instruct leads Muse Spark in General LLM at #3 against #12.
- Which to pick, Science: As of Oct 14, 2026, Muse Spark leads Llama 3.1 405B Instruct in Science at #37 against #124.

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).

As of Oct 14, 2026, Muse Spark is a former state-of-the-art holder in General LLM (since May 18, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).