# GPT-6 Astra vs Muse Spark

As of Oct 15, 2026, GPT-6 Astra leads Muse Spark in 4 of 7 shared categories: Math, Science, Coding › Web dev, and Long context.

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

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

GPT-6 Astra: closed weights.

Muse Spark: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Muse Spark leads GPT-6 Astra in General LLM at #12 against #26.
- Which to pick, Reasoning: As of Oct 15, 2026, Muse Spark leads GPT-6 Astra in Reasoning at #17 against #24.
- Which to pick, Math: As of Oct 15, 2026, GPT-6 Astra leads Muse Spark in Math at #1 against #7.
- Which to pick, Science: As of Oct 15, 2026, GPT-6 Astra leads Muse Spark in Science at #2 against #37.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, GPT-6 Astra leads Muse Spark in Coding › Web dev at #2 against #12.
- Which to pick, Long context: As of Oct 15, 2026, GPT-6 Astra leads Muse Spark in Long context at #25 against #44.
- Which to pick, Factuality: As of Oct 15, 2026, Muse Spark leads GPT-6 Astra in Factuality at #27 against #29.

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).

As of Oct 15, 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).