Model comparison
Amazon Nova Experimental Chat 10 09 vs Command A
Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 36.5 on the Noometry Index.
Last verified . 9 shared benchmarks.
CohereSummary
- They share 9 benchmarks with published results for both. Amazon Nova Experimental Chat 10 09 scores higher in 5 categories and Command A in 1 category; 4 gaps are clear of the uncertainty.
- The widest gap is in coding, where Amazon Nova Experimental Chat 10 09 leads 40.2 to 27.2.
- Command A has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 10 09 | Command A | |
|---|---|---|
| Provider | Amazon | Cohere |
| Noometry Index | 41.9 | 36.5 |
| Released | — | 2025-03-13 |
| Weights | Proprietary | Open |
| Context window | — | 256K |
| Max output | — | 8K |
| Input $ / M tokens | — | $2.50 |
| Output $ / M tokens | — | $10 |
| Results tracked | 9 | 24 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Amazon Nova Experimental Chat 10 09 leads
Amazon Nova Experimental Chat 10 09: 40.2 (#145), Command A: 27.2 (#322)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| LMArena Coding | 1370 | 1330 |
| Aider Polyglot | — | 12% |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 10 09: —, Command A: 35.9 (#40)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 57.1% |
Reasoning Amazon Nova Experimental Chat 10 09 leads
Amazon Nova Experimental Chat 10 09: 27.3 (#120), Command A: 18.3 (#283)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| LMArena Hard Prompts | 1356 | 1326 |
| Kagi LLM Benchmark | — | 28.8% |
| DTBench | — | 61.3% |
| LMCA | — | 10.3% |
Math Not comparable
Amazon Nova Experimental Chat 10 09: —, Command A: 36.2 (#171)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| LMArena Math | — | 1300 |
Knowledge Not comparable
Amazon Nova Experimental Chat 10 09: —, Command A: 37.1 (#159)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| Vectara Hallucination Rate | — | 9.3% |
| LMArena Expert | — | 1295 |
Multilingual Amazon Nova Experimental Chat 10 09 leads
Amazon Nova Experimental Chat 10 09: 47.3 (#150), Command A: 45.3 (#170)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| LMArena Non-English | 1340 | 1313 |
| LMArena Chinese | 1341 | 1327 |
| LMArena French | — | 1351 |
| LMArena German | — | 1341 |
| LMArena Japanese | — | 1285 |
| LMArena Korean | — | 1285 |
| LMArena Russian | — | 1314 |
| LMArena Spanish | — | 1347 |
Instruction Following Too close to call
Amazon Nova Experimental Chat 10 09: 69.4 (#172), Command A: 69.1 (#177)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| LMArena Instruction Following | 1315 | 1309 |
Long Context Too close to call
Amazon Nova Experimental Chat 10 09: 40.5 (#152), Command A: 40.6 (#151)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| LMArena Longer Query | 1333 | 1334 |
Writing & Preference Amazon Nova Experimental Chat 10 09 leads
Amazon Nova Experimental Chat 10 09: 54.7 (#149), Command A: 47.6 (#208)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Command A |
|---|---|---|
| LMArena Text | 1364 | 1331 |
| LMArena Creative Writing | 1307 | 1319 |
| LMArena Multi-Turn | 1355 | 1339 |
| EQ-Bench Creative Writing | — | 1145 |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 09 better than Command A?
Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 36.5 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 09 or Command A better for coding?
Amazon Nova Experimental Chat 10 09 scores higher on coding benchmarks: 40.2 versus 27.2 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 09 and Command A share?
9 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and Command A has 24.