Model comparison
Claude 3 Sonnet vs Muse Spark 1.3
Muse Spark 1.3 is the stronger model overall, scoring 54.4 to 28.8 on the Noometry Index.
Last verified . 19 shared benchmarks.
Summary
- They share 19 benchmarks with published results for both. Claude 3 Sonnet scores higher in 0 categories and Muse Spark 1.3 in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Muse Spark 1.3 leads 72.4 to 10.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.5% for Claude 3 Sonnet and 99.2% for Muse Spark 1.3.
Side by side
| Claude 3 Sonnet | Muse Spark 1.3 | |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 28.8 | 54.4 |
| Released | 2024-02-29 | 2026-09-02 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $4.25 |
| Results tracked | 30 | 34 |
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Category by category
Coding Muse Spark 1.3 leads
Claude 3 Sonnet: 29.2 (#296), Muse Spark 1.3: 56.1 (#18)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Coding | 1223 | 1516 |
| CursorBench | — | 41.6% |
| LMArena WebDev | — | 1655 |
| SciCode | — | 59.7% |
| WeirdML | 10.2% | — |
| BigCodeBench Instruct | 42.7% | — |
| BigCodeBench Complete | 53.8% | — |
| HumanEval+ | 64% | — |
| MBPP+ | 69.3% | — |
Agentic & Tool Use Not comparable
Claude 3 Sonnet: —, Muse Spark 1.3: 38.6 (#28)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| APEX-Agents | — | 57.8% |
| GDP.pdf | — | 27.6% |
Reasoning Muse Spark 1.3 leads
Claude 3 Sonnet: 19.7 (#232), Muse Spark 1.3: 52.9 (#27)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Hard Prompts | 1197 | 1503 |
| DTBench | 53.6% | 96.5% |
| Epoch Capabilities Index | 120.69 | 156.89 |
| NYT Connections (extended) | — | 85.1% |
| CritPt | — | 24.9% |
| Chess Puzzles | — | 38% |
| Mystery Game Puzzles | — | 25% |
| LMCA | — | 53.9% |
| Bench to the Future 3 | — | 0.14 |
| WinoGrande | 75.1% | — |
Math Muse Spark 1.3 leads
Claude 3 Sonnet: 10.0 (#305), Muse Spark 1.3: 72.4 (#16)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 99.2% |
| LMArena Math | 1213 | 1497 |
| FrontierMath (Tiers 1-3) | — | 74.4% |
| FrontierMath Tier 4 | — | 46.3% |
| MATH Level 5 | 18.2% | — |
Knowledge Muse Spark 1.3 leads
Claude 3 Sonnet: 21.1 (#271), Muse Spark 1.3: 42.0 (#92)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Expert | 1173 | 1516 |
| GPQA Diamond | 40.6% | — |
| MMLU | 75.9% | — |
Multimodal Muse Spark 1.3 leads
Claude 3 Sonnet: 24.7 (#120), Muse Spark 1.3: 43.0 (#21)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Vision | 984 | 1310 |
| LMArena Document | — | 1471 |
Multilingual Muse Spark 1.3 leads
Claude 3 Sonnet: 38.0 (#229), Muse Spark 1.3: 57.8 (#6)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Non-English | 1205 | 1485 |
| LMArena Chinese | 1188 | 1527 |
| LMArena French | 1228 | 1534 |
| LMArena Korean | 1128 | 1513 |
| LMArena Russian | 1227 | 1491 |
| LMArena Spanish | 1204 | 1485 |
| LMArena German | 1204 | — |
| LMArena Japanese | 1131 | — |
Instruction Following Muse Spark 1.3 leads
Claude 3 Sonnet: 63.1 (#230), Muse Spark 1.3: 77.8 (#14)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Instruction Following | 1200 | 1481 |
Long Context Muse Spark 1.3 leads
Claude 3 Sonnet: 36.7 (#223), Muse Spark 1.3: 45.7 (#29)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Longer Query | 1211 | 1491 |
Writing & Preference Muse Spark 1.3 leads
Claude 3 Sonnet: 42.3 (#233), Muse Spark 1.3: 73.7 (#10)
| Benchmark | Claude 3 Sonnet | Muse Spark 1.3 |
|---|---|---|
| LMArena Text | 1218 | 1490 |
| LMArena Creative Writing | 1186 | 1450 |
| LMArena Multi-Turn | 1227 | 1486 |
| EQ-Bench Creative Writing | — | 1906 |
Frequently asked questions
Is Claude 3 Sonnet better than Muse Spark 1.3?
Muse Spark 1.3 is the stronger model overall, scoring 54.4 to 28.8 on the Noometry Index.
Is Claude 3 Sonnet or Muse Spark 1.3 better for coding?
Muse Spark 1.3 scores higher on coding benchmarks: 56.1 versus 29.2 in the Noometry coding category.
How many benchmarks do Claude 3 Sonnet and Muse Spark 1.3 share?
19 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Muse Spark 1.3 has 34.