Model comparison
Command A Plus vs Muse Spark
Muse Spark has enough public results to be ranked (#41); Command A Plus does not yet, so treat this comparison as directional.
Last verified . 2 shared benchmarks.
Cohere
MetaSummary
- They share 2 benchmarks with published results for both. Command A Plus scores higher in 0 categories and Muse Spark in 2 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark leads 34.9 to 21.7.
- The biggest single-benchmark swing is SciCode: 37.8% for Command A Plus and 51.5% for Muse Spark.
- Command A Plus has downloadable open weights; the other is API-only.
Side by side
| Command A Plus | Muse Spark | |
|---|---|---|
| Provider | Cohere | Meta |
| Noometry Index | 34.7 | 50.3 |
| Released | 2026-05-20 | 2026-04-08 |
| Weights | Open | Proprietary |
| Context window | 128K | — |
| Max output | 64K | — |
| Input $ / M tokens | $2.50 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 2 | 27 |
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Category by category
Coding Muse Spark leads
Command A Plus: 38.7, Muse Spark: 45.6 (#65)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| SciCode | 37.8% | 51.5% |
| LMArena Coding | — | 1482 |
Reasoning Muse Spark leads
Command A Plus: 21.7, Muse Spark: 34.9 (#61)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| CritPt | 0.3% | 11.3% |
| LMArena Hard Prompts | — | 1475 |
| Epoch Capabilities Index | — | 152.09 |
Math Not comparable
Command A Plus: —, Muse Spark: 46.8 (#57)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 88.9% |
| ProofBench | — | 17% |
| LMArena Math | — | 1455 |
| FrontierMath (Feb 2025 set) | — | 39% |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Not comparable
Command A Plus: —, Muse Spark: 65.7 (#12)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| GPQA Diamond | — | 89.8% |
| Humanity's Last Exam | — | 40.6% |
| LMArena Expert | — | 1458 |
Multimodal Not comparable
Command A Plus: —, Muse Spark: 42.7 (#23)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| LMArena Vision | — | 1306 |
| LMArena Document | — | 1444 |
Multilingual Not comparable
Command A Plus: —, Muse Spark: 56.3 (#23)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| LMArena Non-English | — | 1464 |
| LMArena Chinese | — | 1507 |
| LMArena French | — | 1497 |
| LMArena German | — | 1497 |
| LMArena Korean | — | 1457 |
| LMArena Russian | — | 1467 |
| LMArena Spanish | — | 1471 |
Instruction Following Not comparable
Command A Plus: —, Muse Spark: 76.1 (#47)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| LMArena Instruction Following | — | 1443 |
Long Context Not comparable
Command A Plus: —, Muse Spark: 44.4 (#65)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| LMArena Longer Query | — | 1451 |
Writing & Preference Not comparable
Command A Plus: —, Muse Spark: 66.2 (#37)
| Benchmark | Command A Plus | Muse Spark |
|---|---|---|
| LMArena Text | — | 1474 |
| LMArena Creative Writing | — | 1460 |
| LMArena Multi-Turn | — | 1477 |
Frequently asked questions
Is Command A Plus better than Muse Spark?
Muse Spark has enough public results to be ranked (#41); Command A Plus does not yet, so treat this comparison as directional.
Is Command A Plus or Muse Spark better for coding?
Muse Spark scores higher on coding benchmarks: 45.6 versus 38.7 in the Noometry coding category.
How many benchmarks do Command A Plus and Muse Spark share?
2 benchmarks have published results for both models. Command A Plus has 2 scored results on Noometry and Muse Spark has 27.