Comparing 2 models
Muse Spark 1.2 vs Kimi K3
Benchmarks through
Verdict
Muse Spark 1.2 and Kimi K3 are not yet ranked on the same task, so compare the specifications below. Kimi K3 costs 4.1x less per input token. Only Kimi K3 has open weights for self-hosting.
- Choose Kimi K3 for you need to self-host.
Built from the published task rankings below; ranks come from each task's own weighted benchmarks, so a win on one task says nothing about another.
Measured head to head
Benchmarks both models were run on
| Evaluation | Muse Spark 1.2 | Kimi K3 | Source |
|---|---|---|---|
| Design Arena Coding | 1315 Elo | 1363 Elo | source · 2026-10-16 |
| Design Arena Full-stack Agent | 1210 Elo | 1315 Elo | source · 2026-10-14 |
| Design Arena UI | 1302 Elo | 1346 Elo | source · 2026-10-16 |
| Design Arena Web-app Agent | 1216 Elo | 1285 Elo | source · 2026-10-14 |
| Design Arena Website | 1315 Elo | 1337 Elo | source · 2026-10-16 |
| LiveBench Agentic Coding | 57.6% | 62.2% | source · 2026-10-16 |
| LiveBench Coding | 77.5% | 81.5% | source · 2026-10-16 |
| LiveBench Data Analysis | 76.5% | 78.7% | source · 2026-10-16 |
| LiveBench Instruction Following | 74.3% | 71.4% | source · 2026-10-16 |
| LiveBench Language | 78.6% | 85.5% | source · 2026-10-16 |
| LiveBench Math | 91.2% | 84.4% | source · 2026-10-16 |
| LiveBench Reasoning | 90% | 90.7% | source · 2026-10-16 |
| LMArena Agent | -6.5 | 1.9 | source · 2026-10-14 |
| LMArena Agent Bash Recovery | 5.8 | 4.4 | source · 2026-10-08 |
| LMArena Agent Steerability | -8.3 | 0.5 | source · 2026-10-14 |
| LMArena Agent Task Outcome | -7.9 | 6.3 | source · 2026-10-14 |
| LMArena Agent Tool Hallucination | 0.2 | 0.6 | source · 2026-10-14 |
| LMArena Creative Writing | 1440 Elo | 1456 Elo | source · 2026-10-15 |
| LMArena Instruction Following | 1462 Elo | 1483 Elo | source · 2026-10-15 |
| LMArena Long Query | 1476 Elo | 1493 Elo | source · 2026-10-15 |
| LMArena Math | 1476 Elo | 1494 Elo | source · 2026-10-15 |
| LMArena Text | 1493 Elo | 1487 Elo | source · 2026-10-15 |
| LMArena Text Factuality | 1481 Elo | 1471 Elo | source · 2026-10-15 |
| LMArena WebDev | 1533 Elo | 1655 Elo | source · 2026-10-13 |
| SimpleQA Verified (Epoch AI) | 60.3% ± 1.6 | 50.6% ± 1.6 | source · 2026-08-27 |
Values are as published by each evaluator, in its own units; rows from different evaluators are not on a common scale.
task evidence
How they place when the question changes
Lower ranks are better. “Best” marks the strongest option in this shortlist for that task.