Model comparison
Claude 3 Opus vs Muse Spark 1.1
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 29.5 on the Noometry Index.
Last verified . 22 shared benchmarks.
MetaSummary
- They share 22 benchmarks with published results for both. Claude 3 Opus scores higher in 0 categories and Muse Spark 1.1 in 10 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.1 leads 47.1 to 14.6.
- The biggest single-benchmark swing is SimpleQA Verified: 12.6% for Claude 3 Opus and 57.8% for Muse Spark 1.1.
Side by side
| Claude 3 Opus | Muse Spark 1.1 | |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 29.5 | 49.9 |
| Released | 2024-02-29 | 2026-04-08 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $4.25 |
| Results tracked | 46 | 37 |
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Category by category
Coding Muse Spark 1.1 leads
Claude 3 Opus: 32.9 (#267), Muse Spark 1.1: 51.3 (#40)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Coding | 1264 | 1498 |
| DeepSWE | — | 53.3% |
| LMArena WebDev | — | 1542 |
| SciCode | — | 58.8% |
| WeirdML | 19.2% | — |
| BigCodeBench Instruct | 45.5% | — |
| LiveBench Coding | 38.6% | — |
| BigCodeBench Complete | 57.4% | — |
| HumanEval+ | 77.4% | — |
| MBPP+ | 73.3% | — |
Agentic & Tool Use Muse Spark 1.1 leads
Claude 3 Opus: 24.6 (#116), Muse Spark 1.1: 30.8 (#73)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| APEX-Agents | — | 31.8% |
| τ²-bench Banking | — | 40.5% |
| Cybench | 10% | — |
| GBAEval | — | 7.9% |
| GDP.pdf | — | 15% |
| METR Time Horizons | 29.5% | — |
| Vending-Bench 2 | — | 6,520 |
Reasoning Muse Spark 1.1 leads
Claude 3 Opus: 14.6 (#324), Muse Spark 1.1: 47.1 (#44)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Hard Prompts | 1245 | 1486 |
| DTBench | 61.6% | 94.4% |
| LMCA | 17% | 49.9% |
| Epoch Capabilities Index | 126.91 | 154.21 |
| SimpleBench | 23.5% | — |
| NYT Connections (extended) | — | 84.9% |
| CritPt | — | 15.1% |
| Chess Puzzles | 5% | — |
| EnigmaEval | 0.8% | — |
| LiveBench Reasoning | 40.6% | — |
| LiveBench Data Analysis | 57.9% | — |
| Surface Evolver Bench | — | 52.5% |
| ForecastBench | 58.4 | — |
| LiveBench | 49.2% | — |
| WinoGrande | 88.5% | — |
Math Muse Spark 1.1 leads
Claude 3 Opus: 14.8 (#299), Muse Spark 1.1: 45.5 (#76)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Math | 1273 | 1483 |
| OTIS Mock AIME 2024-2025 | 4.7% | — |
| ProofBench | — | 39% |
| LiveBench Math | 43.6% | — |
| MATH Level 5 | 37.5% | — |
Knowledge Muse Spark 1.1 leads
Claude 3 Opus: 24.5 (#267), Muse Spark 1.1: 53.1 (#59)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| SimpleQA Verified | 12.6% | 57.8% |
| LMArena Expert | 1223 | 1478 |
| GPQA Diamond | 47.2% | — |
| Confabulations | 22.7% | — |
| MMLU | 84.6% | — |
Multimodal Muse Spark 1.1 leads
Claude 3 Opus: 27.1 (#116), Muse Spark 1.1: 42.6 (#29)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Vision | 1023 | 1293 |
| LMArena Document | — | 1465 |
Multilingual Muse Spark 1.1 leads
Claude 3 Opus: 41.4 (#207), Muse Spark 1.1: 56.7 (#17)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Non-English | 1258 | 1472 |
| LMArena Chinese | 1248 | 1518 |
| LMArena French | 1275 | 1494 |
| LMArena German | 1258 | 1466 |
| LMArena Japanese | 1204 | 1451 |
| LMArena Korean | 1187 | 1458 |
| LMArena Russian | 1280 | 1483 |
| LMArena Spanish | 1246 | 1464 |
Instruction Following Muse Spark 1.1 leads
Claude 3 Opus: 64.1 (#228), Muse Spark 1.1: 76.5 (#39)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Instruction Following | 1248 | 1457 |
| LiveBench Instruction Following | 63.9% | — |
Long Context Muse Spark 1.1 leads
Claude 3 Opus: 38.2 (#202), Muse Spark 1.1: 44.8 (#58)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Longer Query | 1259 | 1462 |
Writing & Preference Muse Spark 1.1 leads
Claude 3 Opus: 47.2 (#213), Muse Spark 1.1: 73.4 (#11)
| Benchmark | Claude 3 Opus | Muse Spark 1.1 |
|---|---|---|
| LMArena Text | 1262 | 1479 |
| LMArena Creative Writing | 1235 | 1437 |
| LMArena Multi-Turn | 1275 | 1485 |
| EQ-Bench Creative Writing | — | 1927 |
| EQ-Bench 4 | — | 1260 |
| LiveBench Language | 50.4% | — |
Frequently asked questions
Is Claude 3 Opus better than Muse Spark 1.1?
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 29.5 on the Noometry Index.
Is Claude 3 Opus or Muse Spark 1.1 better for coding?
Muse Spark 1.1 scores higher on coding benchmarks: 51.3 versus 32.9 in the Noometry coding category.
How many benchmarks do Claude 3 Opus and Muse Spark 1.1 share?
22 benchmarks have published results for both models. Claude 3 Opus has 46 scored results on Noometry and Muse Spark 1.1 has 37.