Kimi K2.6 vs Muse Spark
Kimi K2.6 
Muse Spark Verdict
- Muse Spark leads on quality: 65.6 vs 60.7.
- Kimi K2.6 is stronger in long context.
- Muse Spark is stronger in agents & tools, coding, human preference, instruction following, knowledge, maths, multimodal, reasoning.
| Metric | Kimi K2.6 | Muse Spark |
|---|---|---|
| BenchLeader Index | 60.7 | 65.6 |
| Agents & tools score | 45.1 | 66.4 |
| Coding score | 60.4 | 66.2 |
| Composite score | 68.6 | 68.6 |
| Human preference score | 60.8 | 69.3 |
| Instruction following score | 73.7 | 79.7 |
| Knowledge score | 58.6 | 64.6 |
| Long context score | 67.1 | 65.5 |
| Maths score | 53.8 | 56.4 |
| Multimodal score | 63.7 | 65.9 |
| Reasoning score | 66.0 | 70.2 |
| Blended price $/M | $1.71 | – |
| Output speed | 44 tok/s | – |
| Time to first answer | 103.2 s | – |
| Context window | 262k | 262k |
| GPQA Diamond | 90.8% | 89.8% |
| FrontierMath Tiers 1–3 | 57.2% | – |
| FrontierMath Tier 4 | 25.6% | – |
| OTIS Mock AIME | 96.1% | 88.9% |
| SWE-bench Verified (Epoch) | 76.7% | – |
| SimpleQA Verified | 34.9% | – |
| Humanity's Last Exam | – | 40.6% |
| OSWorld-Verified 2.0 | 4.6% | – |
| SciCode | 53.5% | 51.5% |
| WeirdML | 55.9% | – |
| APEX-Agents | 18.9% | – |
| ProofBench | 16.0% | 17.0% |
| Epoch Capabilities Index | 151.0 | 152.1 |
| LMArena Text | 1461 | 1488 |
| LMArena Hard Prompts | 1485 | 1505 |
| LMArena Coding | 1514 | 1526 |
| LMArena WebDev | 1509 | – |
| LMArena Vision | 1281 | 1306 |
| AA Intelligence Index | 31.3 | 31.3 |
| IFBench | 76.0% | 75.9% |
| AA-LCR | 81.0% | 78.0% |
| MMMU-Pro | 79.4% | 80.5% |
| AA-Omniscience | 5.3 | 7.2 |
| Terminal-Bench Hard | 43.9% | 45.5% |
| GPQA Diamond (AA) | 91.1% | 88.4% |
| Humanity's Last Exam (AA) | 37.5% | 40.7% |
| SciCode (AA) | 51.5% | – |
| τ²-Bench Telecom (AA) | 95.9% | 91.5% |
| AIME (Vals) | – | 96.9% |
| LiveCodeBench | 86.8% | – |
| MMLU-Pro | 87.6% | 87.3% |
| LegalBench | 84.7% | 84.2% |
| CorpFin | 66.7% | 65.1% |
| TaxEval | 74.7% | 77.7% |
| Terminal-Bench 2.1 (Vals) | 53.6% | – |
| SWE-bench (Vals) | 76.2% | 74.4% |
| GPQA Diamond (Vals) | 89.1% | 89.7% |
| Vals Index | 43.5 | – |
| SWE-Bench Pro | – | 55.0% |
| MCP Atlas | – | 82.2% |
| MultiChallenge | – | 75.5% |
| PRBench Finance | – | 52.4% |
| PRBench Legal | – | 52.3% |
| MultiNRC | – | 59.0% |
| HiL-Bench | 18.7% | – |
| TutorBench | – | 68.5% |
| EQ-Bench 4 | 1202 | – |
Data as of 2026-09-10. Best configuration of each model; every score links to its source on the model pages.
Kimi K2.6 vs Muse Spark: questions
- Is Kimi K2.6 better than Muse Spark?
- Muse Spark leads on quality: 65.6 vs 60.7. The BenchLeader Index combines every independent quality benchmark; Muse Spark is ahead overall as of 2026-09-10, but check the category scores for your use.
- Is Kimi K2.6 better than Muse Spark for coding?
- Muse Spark scores higher in coding (66 vs 60 on the category index, where 50 is average).
- Is Kimi K2.6 better than Muse Spark for agentic tasks?
- Muse Spark scores higher in agentic tasks (66 vs 45 on the category index, where 50 is average).
- Which has the larger context window?
- Both accept 262k tokens of context.