Model comparison
Claude Instant vs Muse Spark 1.2
Muse Spark 1.2 has enough public results to be ranked (#48); Claude Instant does not yet, so treat this comparison as directional.
Last verified . 2 shared benchmarks.
MetaSummary
- They share 2 benchmarks with published results for both. Claude Instant scores higher in 0 categories and Muse Spark 1.2 in 1 category; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.2 leads 51.3 to 19.6.
- The biggest single-benchmark swing is DTBench: 45.8% for Claude Instant and 94.7% for Muse Spark 1.2.
Side by side
| Claude Instant | Muse Spark 1.2 | |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 29.5 | 50.3 |
| Released | 2023-08-09 | 2026-08-05 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $4.25 |
| Results tracked | 7 | 31 |
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Category by category
Coding Not comparable
Claude Instant: —, Muse Spark 1.2: 49.2 (#51)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| DeepSWE | — | 54.9% |
| LMArena WebDev | — | 1533 |
| FrontierSWE | — | 12% |
| SciCode | — | 56.4% |
| WeirdML | — | 60.3% |
| LMArena Coding | — | 1495 |
| HumanEval+ | 50.6% | — |
Agentic & Tool Use Not comparable
Claude Instant: —, Muse Spark 1.2: 29.4 (#87)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| APEX-Agents | — | 36.4% |
| GDP.pdf | — | 16% |
Reasoning Muse Spark 1.2 leads
Claude Instant: 19.6, Muse Spark 1.2: 51.3 (#34)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| DTBench | 45.8% | 94.7% |
| Epoch Capabilities Index | 120.28 | 154.87 |
| SimpleBench | — | 74.5% |
| NYT Connections (extended) | — | 79.2% |
| CritPt | — | 17.7% |
| LMArena Hard Prompts | — | 1486 |
| LMCA | — | 48.4% |
Math Not comparable
Claude Instant: —, Muse Spark 1.2: 46.4 (#70)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| ProofBench | — | 43% |
| LMArena Math | — | 1471 |
| GSM8K | 86.7% | — |
Knowledge Not comparable
Claude Instant: —, Muse Spark 1.2: 54.1 (#53)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| SimpleQA Verified | — | 60.3% |
| LMArena Expert | — | 1480 |
| ARC (AI2) Challenge | 86.3% | — |
| MMLU | 73.4% | — |
| TriviaQA | 78.9% | — |
Multimodal Not comparable
Claude Instant: —, Muse Spark 1.2: 43.4 (#25)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| LMArena Vision | — | 1305 |
Multilingual Not comparable
Claude Instant: —, Muse Spark 1.2: 57.1 (#11)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| LMArena Non-English | — | 1478 |
| LMArena Chinese | — | 1511 |
| LMArena French | — | 1513 |
| LMArena Russian | — | 1487 |
| LMArena Spanish | — | 1498 |
Instruction Following Not comparable
Claude Instant: —, Muse Spark 1.2: 76.7 (#36)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| LMArena Instruction Following | — | 1461 |
Long Context Not comparable
Claude Instant: —, Muse Spark 1.2: 45.2 (#48)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| LMArena Longer Query | — | 1475 |
Writing & Preference Not comparable
Claude Instant: —, Muse Spark 1.2: 72.3 (#14)
| Benchmark | Claude Instant | Muse Spark 1.2 |
|---|---|---|
| LMArena Text | — | 1482 |
| LMArena Creative Writing | — | 1449 |
| EQ-Bench Creative Writing | — | 1840 |
| LMArena Multi-Turn | — | 1494 |
Frequently asked questions
Is Claude Instant better than Muse Spark 1.2?
Muse Spark 1.2 has enough public results to be ranked (#48); Claude Instant does not yet, so treat this comparison as directional.
How many benchmarks do Claude Instant and Muse Spark 1.2 share?
2 benchmarks have published results for both models. Claude Instant has 7 scored results on Noometry and Muse Spark 1.2 has 31.