Model comparison
Muse Spark vs Olmo 3.1 32b Instruct
Muse Spark is the stronger model overall, scoring 50.3 to 38.8 on the Noometry Index.
Last verified . 16 shared benchmarks.
Meta
Allen Institute for AI (Ai2)Summary
- They share 16 benchmarks with published results for both. Muse Spark scores higher in 8 categories and Olmo 3.1 32b Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Muse Spark leads 65.7 to 35.4.
- Olmo 3.1 32b Instruct has downloadable open weights; the other is API-only.
Side by side
| Muse Spark | Olmo 3.1 32b Instruct | |
|---|---|---|
| Provider | Meta | Allen Institute for AI (Ai2) |
| Noometry Index | 50.3 | 38.8 |
| Released | 2026-04-08 | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 27 | 16 |
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Category by category
Coding Muse Spark leads
Muse Spark: 45.6 (#65), Olmo 3.1 32b Instruct: 38.9 (#154)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Coding | 1482 | 1346 |
| SciCode | 51.5% | — |
Reasoning Muse Spark leads
Muse Spark: 34.9 (#61), Olmo 3.1 32b Instruct: 25.4 (#131)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1475 | 1322 |
| CritPt | 11.3% | — |
| Epoch Capabilities Index | 152.09 | — |
Math Muse Spark leads
Muse Spark: 46.8 (#57), Olmo 3.1 32b Instruct: 33.6 (#169)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Math | 1455 | 1305 |
| OTIS Mock AIME 2024-2025 | 88.9% | — |
| ProofBench | 17% | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |
Knowledge Muse Spark leads
Muse Spark: 65.7 (#12), Olmo 3.1 32b Instruct: 35.4 (#175)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Expert | 1458 | 1307 |
| GPQA Diamond | 89.8% | — |
| Humanity's Last Exam | 40.6% | — |
Multimodal Not comparable
Muse Spark: 42.7 (#23), Olmo 3.1 32b Instruct: —
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Vision | 1306 | — |
| LMArena Document | 1444 | — |
Multilingual Muse Spark leads
Muse Spark: 56.3 (#23), Olmo 3.1 32b Instruct: 42.8 (#185)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Non-English | 1464 | 1275 |
| LMArena Chinese | 1507 | 1304 |
| LMArena French | 1497 | 1328 |
| LMArena German | 1497 | 1283 |
| LMArena Korean | 1457 | 1206 |
| LMArena Russian | 1467 | 1268 |
| LMArena Spanish | 1471 | 1337 |
Instruction Following Muse Spark leads
Muse Spark: 76.1 (#47), Olmo 3.1 32b Instruct: 68.8 (#182)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1443 | 1298 |
Long Context Muse Spark leads
Muse Spark: 44.4 (#65), Olmo 3.1 32b Instruct: 39.9 (#161)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Longer Query | 1451 | 1312 |
Writing & Preference Muse Spark leads
Muse Spark: 66.2 (#37), Olmo 3.1 32b Instruct: 50.4 (#179)
| Benchmark | Muse Spark | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Text | 1474 | 1311 |
| LMArena Creative Writing | 1460 | 1264 |
| LMArena Multi-Turn | 1477 | 1309 |
Frequently asked questions
Is Muse Spark better than Olmo 3.1 32b Instruct?
Muse Spark is the stronger model overall, scoring 50.3 to 38.8 on the Noometry Index.
Is Muse Spark or Olmo 3.1 32b Instruct better for coding?
Muse Spark scores higher on coding benchmarks: 45.6 versus 38.9 in the Noometry coding category.
How many benchmarks do Muse Spark and Olmo 3.1 32b Instruct share?
16 benchmarks have published results for both models. Muse Spark has 27 scored results on Noometry and Olmo 3.1 32b Instruct has 16.