Model comparison
Command R+ vs Muse Spark 1.2
Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 32.4 on the Noometry Index.
Last verified . 18 shared benchmarks.
Cohere
MetaSummary
- They share 18 benchmarks with published results for both. Command R+ scores higher in 0 categories and Muse Spark 1.2 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.2 leads 51.3 to 9.2.
- The biggest single-benchmark swing is SimpleBench: 17.4% for Command R+ and 74.5% for Muse Spark 1.2.
- Muse Spark 1.2 is cheaper at $1.25 / $4.25 per million input/output tokens, against $2.50 / $10 for Command R+.
- Muse Spark 1.2 accepts more context: 1.05M tokens versus 128K.
- Command R+ has downloadable open weights; the other is API-only.
Side by side
| Command R+ | Muse Spark 1.2 | |
|---|---|---|
| Provider | Cohere | Meta |
| Noometry Index | 32.4 | 50.3 |
| Released | 2024-08-30 | 2026-08-05 |
| Weights | Open | Proprietary |
| Context window | 128K | 1.05M |
| Max output | 4K | 131K |
| Input $ / M tokens | $2.50 | $1.25 |
| Output $ / M tokens | $10 | $4.25 |
| Results tracked | 34 | 31 |
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Category by category
Coding Muse Spark 1.2 leads
Command R+: 29.1 (#309), Muse Spark 1.2: 49.2 (#51)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Coding | 1187 | 1495 |
| DeepSWE | — | 54.9% |
| LMArena WebDev | — | 1533 |
| FrontierSWE | — | 12% |
| SciCode | — | 56.4% |
| WeirdML | — | 60.3% |
| BigCodeBench Instruct | 33.8% | — |
| LiveBench Coding | 19.1% | — |
| BigCodeBench Complete | 41.9% | — |
| HumanEval+ | 56.7% | — |
| MBPP+ | 63.5% | — |
Agentic & Tool Use Not comparable
Command R+: —, Muse Spark 1.2: 29.4 (#87)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| APEX-Agents | — | 36.4% |
| GDP.pdf | — | 16% |
Reasoning Muse Spark 1.2 leads
Command R+: 9.2 (#344), Muse Spark 1.2: 51.3 (#34)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| SimpleBench | 17.4% | 74.5% |
| LMArena Hard Prompts | 1186 | 1486 |
| DTBench | 54.9% | 94.7% |
| LMCA | 5% | 48.4% |
| Epoch Capabilities Index | 119.34 | 154.87 |
| NYT Connections (extended) | — | 79.2% |
| CritPt | — | 17.7% |
| LiveBench Reasoning | 24.8% | — |
| LiveBench Data Analysis | 38.1% | — |
| LiveBench | 31.8% | — |
Math Muse Spark 1.2 leads
Command R+: 28.9 (#242), Muse Spark 1.2: 46.4 (#70)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Math | 1188 | 1471 |
| ProofBench | — | 43% |
| LiveBench Math | 21.3% | — |
Knowledge Muse Spark 1.2 leads
Command R+: 36.4 (#169), Muse Spark 1.2: 54.1 (#53)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Expert | 1174 | 1480 |
| SimpleQA Verified | — | 60.3% |
| Vectara Hallucination Rate | 6.9% | — |
| MMLU | 69.4% | — |
Multimodal Not comparable
Command R+: —, Muse Spark 1.2: 43.4 (#25)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Vision | — | 1305 |
Multilingual Muse Spark 1.2 leads
Command R+: 38.6 (#227), Muse Spark 1.2: 57.1 (#11)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Non-English | 1216 | 1478 |
| LMArena Chinese | 1226 | 1511 |
| LMArena French | 1209 | 1513 |
| LMArena Russian | 1227 | 1487 |
| LMArena Spanish | 1189 | 1498 |
| LMArena German | 1216 | — |
| LMArena Japanese | 1166 | — |
| LMArena Korean | 1138 | — |
Instruction Following Muse Spark 1.2 leads
Command R+: 60.0 (#254), Muse Spark 1.2: 76.7 (#36)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Instruction Following | 1197 | 1461 |
| LiveBench Instruction Following | 57.6% | — |
Long Context Muse Spark 1.2 leads
Command R+: 37.3 (#219), Muse Spark 1.2: 45.2 (#48)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Longer Query | 1230 | 1475 |
Writing & Preference Muse Spark 1.2 leads
Command R+: 43.5 (#228), Muse Spark 1.2: 72.3 (#14)
| Benchmark | Command R+ | Muse Spark 1.2 |
|---|---|---|
| LMArena Text | 1229 | 1482 |
| LMArena Creative Writing | 1235 | 1449 |
| LMArena Multi-Turn | 1213 | 1494 |
| EQ-Bench Creative Writing | — | 1840 |
| LiveBench Language | 29.7% | — |
Frequently asked questions
Is Command R+ better than Muse Spark 1.2?
Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 32.4 on the Noometry Index.
Which is cheaper, Command R+ or Muse Spark 1.2?
Muse Spark 1.2 is cheaper. It lists at $1.25 per million input tokens and $4.25 per million output tokens; Command R+ lists at $2.50 and $10.
Is Command R+ or Muse Spark 1.2 better for coding?
Muse Spark 1.2 scores higher on coding benchmarks: 49.2 versus 29.1 in the Noometry coding category.
Which has the bigger context window?
Muse Spark 1.2 does, with 1.05M tokens against 128K.
How many benchmarks do Command R+ and Muse Spark 1.2 share?
18 benchmarks have published results for both models. Command R+ has 34 scored results on Noometry and Muse Spark 1.2 has 31.