Model comparison
Amazon Nova Experimental Chat 10 09 vs Kimi K2.7 Code
Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 41.9 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where Kimi K2.7 Code leads 39.0 to 27.3.
- Kimi K2.7 Code has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code | |
|---|---|---|
| Provider | Amazon | Moonshot AI |
| Noometry Index | 41.9 | 43.3 |
| Released | — | 2026-06-12 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 262K |
| Input $ / M tokens | — | $0.95 |
| Output $ / M tokens | — | $4 |
| Results tracked | 9 | 19 |
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Category by category
Coding Kimi K2.7 Code leads
Amazon Nova Experimental Chat 10 09: 40.2 (#145), Kimi K2.7 Code: 42.9 (#95)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| DeepSWE | — | 30.5% |
| FrontierCode | — | 30.1% |
| LMArena WebDev | — | 1473 |
| SciCode | — | 47.5% |
| WeirdML | — | 54.1% |
| LMArena Coding | 1370 | — |
| ALE-Bench | — | 886.23 |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 10 09: —, Kimi K2.7 Code: 24.0 (#122)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| APEX-Agents | — | 37.6% |
| GBAEval | — | 0.9% |
| Vending-Bench 2 | — | 5,083 |
Reasoning Kimi K2.7 Code leads
Amazon Nova Experimental Chat 10 09: 27.3 (#120), Kimi K2.7 Code: 39.0 (#61)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| SimpleBench | — | 57.9% |
| CritPt | — | 10% |
| Chess Puzzles | — | 21% |
| LMArena Hard Prompts | 1356 | — |
| Surface Evolver Bench | — | 48.8% |
| Epoch Capabilities Index | — | 149.97 |
Math Not comparable
Amazon Nova Experimental Chat 10 09: —, Kimi K2.7 Code: 52.9 (#48)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 54% |
| FrontierMath Tier 4 | — | 12.2% |
| OTIS Mock AIME 2024-2025 | — | 95.6% |
Knowledge Not comparable
Amazon Nova Experimental Chat 10 09: —, Kimi K2.7 Code: 53.5 (#57)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| GPQA Diamond | — | 87.9% |
| SimpleQA Verified | — | 36.5% |
Multilingual Not comparable
Amazon Nova Experimental Chat 10 09: 47.3 (#150), Kimi K2.7 Code: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| LMArena Non-English | 1340 | — |
| LMArena Chinese | 1341 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 10 09: 69.4 (#172), Kimi K2.7 Code: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| LMArena Instruction Following | 1315 | — |
Long Context Not comparable
Amazon Nova Experimental Chat 10 09: 40.5 (#152), Kimi K2.7 Code: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| LMArena Longer Query | 1333 | — |
Writing & Preference Not comparable
Amazon Nova Experimental Chat 10 09: 54.7 (#149), Kimi K2.7 Code: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | Kimi K2.7 Code |
|---|---|---|
| LMArena Text | 1364 | — |
| LMArena Creative Writing | 1307 | — |
| LMArena Multi-Turn | 1355 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 09 better than Kimi K2.7 Code?
Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 41.9 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 09 or Kimi K2.7 Code better for coding?
Kimi K2.7 Code scores higher on coding benchmarks: 42.9 versus 40.2 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 09 and Kimi K2.7 Code share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and Kimi K2.7 Code has 19.