# Claude Sonnet 4.6 vs Muse Spark

> Side-by-side benchmark comparison for Claude Sonnet 4.6 and Muse Spark across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-sonnet-4-6-vs-muse-spark
- Last updated: October 5, 2026

- Shared sourced benchmarks: 13
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Muse Spark if you want the stronger benchmark profile. Claude Sonnet 4.6 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Muse Spark leads overall 59.99 to 55.25.
- The clearest category separation is in instruction following, where the averages are 46.6 for Claude Sonnet 4.6 and 91.9 for Muse Spark.
- The biggest single benchmark swing is Vibe Code Bench in Coding, with scores of 51.48% and 19.67%.
- Muse Spark also has the larger context window at 262K.

## Model Snapshot

| Property | Claude Sonnet 4.6 | Muse Spark |
|----------|----------|----------|
| Creator | Anthropic | Meta |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 200K | 262K |
| Overall Score | 55.25 | 59.99 |
| Benchmarks Covered | 28 | 27 |
| Pricing (input/output) | $3.00 / $15.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Muse Spark
- Claude Sonnet 4.6 public-lane score: 43.9 (Supported · #53/119)
- Muse Spark public-lane score: 49.8 (Supported · #43/119)

| Benchmark | Claude Sonnet 4.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 59.1% | 59% | Claude Sonnet 4.6 |
| OSWorld-Verified | 72.1% | Coming soon | Coming soon |
| Claw-Eval | 67.8% | 63.8% | Claude Sonnet 4.6 |
| CyberGym | 65.2% | 43.5% | Claude Sonnet 4.6 |
| Gert Labs | 62.92% | Coming soon | Coming soon |
| OSWorld 2.0 | 8.3% | Coming soon | Coming soon |
| JobBench | 36.9% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 57.3% | Coming soon | Coming soon |
| ApprenticeBench | 2% | Coming soon | Coming soon |
| τ²-bench results | Coming soon | 91.5% | Coming soon |
| DeepSearchQA | Coming soon | 74.8% | Coming soon |

### Coding

- Winner: Muse Spark
- Claude Sonnet 4.6 public-lane score: 46.3 (Supported · #48/144)
- Muse Spark public-lane score: 51.1 (Supported · #39/144)

| Benchmark | Claude Sonnet 4.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 79.6% | 77.4% | Claude Sonnet 4.6 |
| SWE-Rebench | 60.7% | Coming soon | Coming soon |
| React Native Evals | 80.6% | Coming soon | Coming soon |
| Vibe Code Bench | 51.48% | 19.67% | Claude Sonnet 4.6 |
| cursorBench31 | 48.8% | Coming soon | Coming soon |
| FrontierCode 1.1 Main | 24.3% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 82.1% | Coming soon | Coming soon |
| SWE-bench (Vals) | 77.4% | 74.4% | Claude Sonnet 4.6 |
| SWE-bench Pro | Coming soon | 52.4% | Coming soon |
| LiveCodeBench Pro | Coming soon | 80.0% | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: 59.2 (Unranked · 4 rankable rows)
- Muse Spark public-lane score: 53.4 (Unranked · 3 rankable rows)

| Benchmark | Claude Sonnet 4.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 58.3% | 42.5% | Claude Sonnet 4.6 |
| ARC-AGI-1 | 86.00% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 55.1 (#34/49)
- Muse Spark public-lane score: 78.5 (#14/49)

| Benchmark | Claude Sonnet 4.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 77.4% | 86.4% | Muse Spark |
| MMMU-Pro | Coming soon | 80.4% | 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
- Claude Sonnet 4.6 public-lane score: 53.8 (Supported · #55/171)
- Muse Spark public-lane score: 60.3 (Supported · #40/171)

| Benchmark | Claude Sonnet 4.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 89.9% | Coming soon | Coming soon |
| SuperGPQA | 95% | Coming soon | Coming soon |
| MMLU-Pro | 79.2% | Coming soon | Coming soon |
| HLE | 49% | 50.4% | Muse Spark |
| GPQA Diamond (Vals) | 85.6% | 89.6% | Muse Spark |
| MMLU-Pro (Vals) | 87.3% | 87.3% | Tie |
| GPQA-D | Coming soon | 89.5% | Coming soon |
| 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: Directional only
- Claude Sonnet 4.6 public-lane score: 46.6 (#87/125)
- Muse Spark public-lane score: 91.9 (#8/125)

### Mathematics

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: 48.8 (Unranked · 2 rankable rows)
- Muse Spark public-lane score: 55.1 (Unranked · 2 rankable rows)

| Benchmark | Claude Sonnet 4.6 | Muse Spark | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 32.400% | 39.000% | Muse Spark |
| FrontierMath v2 (Tier 4) | 8.300% | 14.600% | Muse Spark |

## FAQ

### Which is better overall, Claude Sonnet 4.6 or Muse Spark?

Muse Spark is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Sonnet 4.6 and Muse Spark?

The widest category gap is in instruction following, where the averages are 46.6 for Claude Sonnet 4.6 and 91.9 for Muse Spark.

### How many benchmarks does Claude Sonnet 4.6 cover on BenchLM?

Claude Sonnet 4.6 currently has 28 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

- [Claude Sonnet 4.6 vs Muse Spark 1.2](/compare/claude-sonnet-4-6-vs-muse-spark-1-2)
- [Muse Spark vs Muse Spark 1.2](/compare/muse-spark-vs-muse-spark-1-2)
- [Claude Sonnet 4.6 vs Muse Spark 1.1](/compare/claude-sonnet-4-6-vs-muse-spark-1-1)
- [Muse Spark vs Muse Spark 1.1](/compare/muse-spark-vs-muse-spark-1-1)

## Explore More

- [Claude Sonnet 4.6 profile](/models/claude-sonnet-4-6)
- [Muse Spark profile](/models/muse-spark)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)