# Kimi K2.6 vs Muse Spark

> Side-by-side benchmark comparison for Kimi K2.6 and Muse Spark across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/kimi-2-6-vs-muse-spark
- Last updated: October 10, 2026

- Shared sourced benchmarks: 15
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Muse Spark leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Muse Spark has the higher overall point estimate 60 to 58.74. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in mathematics, where the averages are 72.2 for Kimi K2.6 and 55.6 for Muse Spark.
- The biggest single benchmark swing is Vibe Code Bench in Coding, with scores of 37.89% and 19.67%.
- Muse Spark also has the larger context window at 262K.

## Model Snapshot

| Property | Kimi K2.6 | Muse Spark |
|----------|----------|----------|
| Creator | Moonshot AI | Meta |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 256K | 262K |
| Overall Score | 58.74 | 60 |
| Benchmarks Covered | 37 | 27 |
| Pricing (input/output) | $0.95 / $4.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Muse Spark
- Kimi K2.6 public-lane score: 43.7 (Supported · #57/123)
- Muse Spark public-lane score: 50.2 (Supported · #44/123)

| Benchmark | Kimi K2.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 66.7% | 59% | Kimi K2.6 |
| BrowseComp | 83.2% | Coming soon | Coming soon |
| OSWorld-Verified | 73.1% | Coming soon | Coming soon |
| Toolathlon | 50% | Coming soon | Coming soon |
| MCP Atlas | 55.9% | Coming soon | Coming soon |
| Claw-Eval | 62.3% | 63.8% | Muse Spark |
| DeepSearchQA | 92.5% | 74.8% | Kimi K2.6 |
| WideResearch | 80.8% | Coming soon | Coming soon |
| Gert Labs | 56.82% | Coming soon | Coming soon |
| ResearchClawBench | 18.0% | Coming soon | Coming soon |
| OSWorld 2.0 | 4.6% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 53.6% | Coming soon | Coming soon |
| τ²-bench results | Coming soon | 91.5% | Coming soon |
| CyberGym | Coming soon | 43.5% | Coming soon |

### Coding

- Winner: Muse Spark
- Kimi K2.6 public-lane score: 43.9 (Supported · #54/146)
- Muse Spark public-lane score: 50.4 (Supported · #40/146)

| Benchmark | Kimi K2.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 80.2% | 77.4% | Kimi K2.6 |
| LiveCodeBench v6 | 89.6% | Coming soon | Coming soon |
| SWE-bench Pro | 58.6% | 52.4% | Kimi K2.6 |
| SWE Multilingual | 76.7% | Coming soon | Coming soon |
| SciCode | 52.2% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 66.7% | Coming soon | Coming soon |
| Vibe Code Bench | 37.89% | 19.67% | Kimi K2.6 |
| cursorBench31 | 47.6% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 86.8% | Coming soon | Coming soon |
| SWE-bench (Vals) | 76.2% | 74.4% | Kimi K2.6 |
| LiveCodeBench Pro | Coming soon | 80.0% | Coming soon |

### Reasoning

- Winner: Not comparable
- Kimi K2.6 public-lane score: Coming soon
- Muse Spark public-lane score: 57.2 (Unranked · 3 rankable rows)

| Benchmark | Kimi K2.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | Coming soon | 42.5% | Coming soon |

### Multimodal & Grounded

- Winner: Muse Spark
- Kimi K2.6 public-lane score: 73.8 (#27/54)
- Muse Spark public-lane score: 84.4 (#12/54)

| Benchmark | Kimi K2.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 79.4% | 80.4% | Muse Spark |
| MMMU-Pro w/ Python | 80.1% | Coming soon | Coming soon |
| CharXiv | 80.4% | 86.4% | Muse Spark |
| MathVision | 87.4% | Coming soon | Coming soon |
| V* | 96.9% | Coming soon | Coming soon |
| ERQA | Coming soon | 64.7% | Coming soon |
| SimpleVQA | Coming soon | 71.3% | Coming soon |
| ScreenSpot Pro | Coming soon | 84.1% | Coming soon |
| ZeroBench | Coming soon | 33.0% | Coming soon |
| MedXpertQA (MM) | Coming soon | 78.4% | Coming soon |

### Knowledge

- Winner: Muse Spark
- Kimi K2.6 public-lane score: 59.8 (Supported · #45/177)
- Muse Spark public-lane score: 61.8 (Supported · #41/177)

| Benchmark | Kimi K2.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 90.5% | Coming soon | Coming soon |
| GPQA-D | 90.5% | 89.5% | Kimi K2.6 |
| HLE | 34.7% | 50.4% | Muse Spark |
| GPQA Diamond (Vals) | 89.1% | 89.6% | Muse Spark |
| MMLU-Pro (Vals) | 87.6% | 87.3% | Kimi K2.6 |
| HLE w/o tools | Coming soon | 42.8% | Coming soon |
| HealthBench Hard | Coming soon | 42.8% | Coming soon |
| MedXpertQA (Text) | Coming soon | 52.6% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Kimi K2.6 public-lane score: Coming soon
- Muse Spark public-lane score: 93.3 (#10/127)

### Mathematics

- Winner: Not comparable
- Kimi K2.6 public-lane score: 72.2 (#1/7)
- Muse Spark public-lane score: 55.6 (Unranked · 2 rankable rows)

| Benchmark | Kimi K2.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 96.4% | Coming soon | Coming soon |
| HMMT Feb 2026 | 92.7% | Coming soon | Coming soon |
| MMAnswerBench | 86.0% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 38.966% | 39.000% | Muse Spark |
| FrontierMath v2 (Tier 4) | 14.580% | 14.600% | Muse Spark |

## FAQ

### Which is better overall, Kimi K2.6 or Muse Spark?

Muse Spark has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Kimi K2.6 and Muse Spark?

The widest category gap is in mathematics, where the averages are 72.2 for Kimi K2.6 and 55.6 for Muse Spark.

### How many benchmarks does Kimi K2.6 cover on BenchLM?

Kimi K2.6 currently has 37 sourced benchmark scores on BenchLM.

### How many benchmarks does Muse Spark cover on BenchLM?

Muse Spark currently has 27 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Kimi K2.6 vs Muse Spark 1.2](/compare/kimi-2-6-vs-muse-spark-1-2)
- [Muse Spark vs Muse Spark 1.2](/compare/muse-spark-vs-muse-spark-1-2)
- [Kimi K2.6 vs Muse Spark 1.1](/compare/kimi-2-6-vs-muse-spark-1-1)
- [Muse Spark vs Muse Spark 1.1](/compare/muse-spark-vs-muse-spark-1-1)

## Explore More

- [Kimi K2.6 profile](/models/kimi-2-6)
- [Muse Spark profile](/models/muse-spark)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)