Grok 4.3 vs Muse Spark 1.3
As of Oct 15, 2026, Grok 4.3 leads Muse Spark 1.3 in 0 of 6 shared categories.
Grok 4.3
#32 Best current rank: #32 in Vision, as of Oct 15, 2026.
Muse Spark 1.3
Yes. Yes on Coding › Web dev (best per dollar); Vision (best per dollar). Not the overall leader.
| Category | Grok 4.3 | Muse Spark 1.3 |
|---|---|---|
| General LLM | #67 · #67 in General LLM Margin 45.57823129251701 LMArena leaderboard dataset · Oct 13, 2026 | #9 · #9 in General LLM Margin 6.122448979591837 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #75 · #75 in Reasoning Margin 52.054794520547944 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 | #41 · #41 in Science Margin — Epoch AI benchmarking hub · Apr 17, 2026 | — |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #18 · #18 in Coding Margin 86.36363636363636 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | — | #18 · #18 in Coding › Agentic Margin 86.36363636363636 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #85 · #85 in Coding › Web dev Margin 78.50467289719626 LMArena leaderboard dataset · Oct 13, 2026 | #10 · #10 in Coding › Web dev Margin 8.411214953271028 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #77 · #77 in Long context Margin 52.38095238095237 LMArena leaderboard dataset · Oct 13, 2026 | #15 · #15 in Long context Margin 10.204081632653057 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #32 · #32 in Vision Margin 97.36842105263158 Epoch AI benchmarking hub · Apr 17, 2026 | #8 · #8 in Vision Margin 23.684210526315795 Epoch AI benchmarking hub · Sep 2, 2026 |
| Factuality | #87 · #87 in Factuality Margin 65.67164179104478 LMArena leaderboard dataset · Oct 13, 2026 | #11 · #11 in Factuality Margin 8.955223880597018 LMArena leaderboard dataset · Oct 13, 2026 |
Grok 4.3: $1.5625000000000002 per 1M blended tokens.
Muse Spark 1.3: $2.0000000000000004 per 1M blended tokens.
Grok 4.3: closed weights.
Muse Spark 1.3: closed weights.
General LLM: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in General LLM at #9 against #67.
Reasoning: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in Reasoning at #8 against #75.
Coding › Web dev: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in Coding › Web dev at #10 against #85.
Long context: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in Long context at #15 against #77.
Vision: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in Vision at #8 against #32.
Factuality: As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in Factuality at #11 against #87.
Grok 4.3 or Muse Spark 1.3?
As of Oct 15, 2026, Grok 4.3 leads Muse Spark 1.3 in 0 of 6 shared categories.
Grok 4.3 or Muse Spark 1.3 for General LLM?
As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in General LLM at #9 against #67.
Grok 4.3 or Muse Spark 1.3 for Reasoning?
As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in Reasoning at #8 against #75.
Grok 4.3 or Muse Spark 1.3 for Coding › Web dev?
As of Oct 15, 2026, Muse Spark 1.3 leads Grok 4.3 in Coding › Web dev at #10 against #85.