Compare · 2026-10-14

Grok 4.5 vs Muse Spark 1.3

As of Oct 14, 2026, Grok 4.5 leads Muse Spark 1.3 in 0 of 8 shared categories.

CategoryGrok 4.5Muse Spark 1.3
General LLM
#36 · #36 in General LLM
Margin 24.48979591836735
LMArena leaderboard dataset · Oct 13, 2026
#9 · #9 in General LLM
Margin 6.122448979591837
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#37 · #37 in Reasoning
Margin 26.027397260273972
LMArena leaderboard dataset · Oct 13, 2026
#8 · #8 in Reasoning
Margin 6.164383561643831
LMArena leaderboard dataset · Oct 13, 2026
Math
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Science
#14 · #14 in Science
Margin —
Epoch AI benchmarking hub · Jul 8, 2026
—
Coding
#19 · #19 in Coding
Margin 95.45454545454545
Terminal-Bench Harbor Hub · Oct 6, 2026
#18 · #18 in Coding
Margin 86.36363636363636
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Agentic
#19 · #19 in Coding › Agentic
Margin 95.45454545454545
Terminal-Bench Harbor Hub · Oct 6, 2026
#18 · #18 in Coding › Agentic
Margin 86.36363636363636
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Web dev
#34 · #34 in Coding › Web dev
Margin 30.8411214953271
LMArena leaderboard dataset · Oct 13, 2026
#10 · #10 in Coding › Web dev
Margin 8.411214953271028
LMArena leaderboard dataset · Oct 13, 2026
Long context
#35 · #35 in Long context
Margin 23.80952380952381
LMArena leaderboard dataset · Oct 13, 2026
#15 · #15 in Long context
Margin 10.204081632653057
LMArena leaderboard dataset · Oct 13, 2026
Vision
#29 · #29 in Vision
Margin 86.84210526315789
Epoch AI benchmarking hub · Jul 8, 2026
#8 · #8 in Vision
Margin 23.684210526315795
Epoch AI benchmarking hub · Sep 2, 2026
Factuality
#26 · #26 in Factuality
Margin 20.14925373134328
LMArena leaderboard dataset · Oct 13, 2026
#11 · #11 in Factuality
Margin 8.955223880597018
LMArena leaderboard dataset · Oct 13, 2026
Abstraction (ARC)
#21 · #21 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Jul 8, 2026
—
Price per 1M tokens

Grok 4.5: $3 per 1M blended tokens.

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

Open weights

Grok 4.5: closed weights.

Muse Spark 1.3: closed weights.

Which to pick

General LLM: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in General LLM at #9 against #36.

Reasoning: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Reasoning at #8 against #37.

Coding: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Coding at #18 against #19.

Coding › Agentic: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Coding › Agentic at #18 against #19.

Coding › Web dev: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Coding › Web dev at #10 against #34.

Long context: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Long context at #15 against #35.

Vision: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Vision at #8 against #29.

Factuality: As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Factuality at #11 against #26.

Grok 4.5 · Muse Spark 1.3

Grok 4.5 or Muse Spark 1.3?

As of Oct 14, 2026, Grok 4.5 leads Muse Spark 1.3 in 0 of 8 shared categories.

Grok 4.5 or Muse Spark 1.3 for General LLM?

As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in General LLM at #9 against #36.

Grok 4.5 or Muse Spark 1.3 for Reasoning?

As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Reasoning at #8 against #37.

Grok 4.5 or Muse Spark 1.3 for Coding?

As of Oct 14, 2026, Muse Spark 1.3 leads Grok 4.5 in Coding at #18 against #19.