# Grok 4.5 vs Muse Spark 1.2

As of Oct 15, 2026, Grok 4.5 leads Muse Spark 1.2 in 1 of 6 shared categories: Coding › Web dev.

Grok 4.5: $3 per 1M blended tokens.

Muse Spark 1.2: $2.0000000000000004 per 1M blended tokens.

Grok 4.5: closed weights.

Muse Spark 1.2: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Muse Spark 1.2 leads Grok 4.5 in General LLM at #8 against #45.
- Which to pick, Reasoning: As of Oct 15, 2026, Muse Spark 1.2 leads Grok 4.5 in Reasoning at #11 against #44.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Grok 4.5 leads Muse Spark 1.2 in Coding › Web dev at #36 against #42.
- Which to pick, Long context: As of Oct 15, 2026, Muse Spark 1.2 leads Grok 4.5 in Long context at #17 against #41.
- Which to pick, Vision: As of Oct 15, 2026, Muse Spark 1.2 leads Grok 4.5 in Vision at #27 against #29.
- Which to pick, Factuality: As of Oct 15, 2026, Muse Spark 1.2 leads Grok 4.5 in Factuality at #9 against #30.

As of Oct 15, 2026, Grok 4.5 is ranked #14 in Science (since Oct 15, 2026; sources GPQA Diamond; methodology v1.0).

As of Oct 15, 2026, Muse Spark 1.2 is a former state-of-the-art holder in General LLM (since Sep 11, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).