# Grok 4.5 vs Muse Spark 1.3

As of Oct 15, 2026, Grok 4.5 leads Muse Spark 1.3 in 0 of 8 shared categories.

Grok 4.5: $3 per 1M blended tokens.

Muse Spark 1.3: $2.0000000000000004 per 1M blended tokens.

Grok 4.5: closed weights.

Muse Spark 1.3: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in General LLM at #9 against #45.
- Which to pick, Reasoning: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in Reasoning at #8 against #44.
- Which to pick, Coding: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in Coding at #18 against #19.
- Which to pick, Coding › Agentic: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in Coding › Agentic at #18 against #19.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in Coding › Web dev at #11 against #36.
- Which to pick, Long context: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in Long context at #15 against #41.
- Which to pick, Vision: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in Vision at #8 against #29.
- Which to pick, Factuality: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.5 in Factuality at #12 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 1.3 is state of the art on best per dollar in Coding › Web dev (since Oct 14, 2026; sources LMArena WebDev; methodology v1.0).