# GPT-6 Astra vs Muse Glimmer

As of Oct 15, 2026, GPT-6 Astra leads Muse Glimmer in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.

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

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

GPT-6 Astra: closed weights.

Muse Glimmer: open weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-6 Astra leads Muse Glimmer in General LLM at #26 against #113.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-6 Astra leads Muse Glimmer in Reasoning at #24 against #107.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, GPT-6 Astra leads Muse Glimmer in Coding › Web dev at #2 against #97.
- Which to pick, Long context: As of Oct 15, 2026, GPT-6 Astra leads Muse Glimmer in Long context at #25 against #128.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-6 Astra leads Muse Glimmer in Factuality at #29 against #142.

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 Glimmer is ranked #97 in Coding › Web dev (since Oct 15, 2026; sources LMArena WebDev; methodology v1.0).