Model comparison
Amazon Nova Experimental Chat 11 10 vs DeepSeek V4 Flash
DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 43.0 on the Noometry Index.
Last verified . 17 shared benchmarks.
DeepSeekSummary
- They share 17 benchmarks with published results for both. Amazon Nova Experimental Chat 11 10 scores higher in 0 categories and DeepSeek V4 Flash in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where DeepSeek V4 Flash leads 53.7 to 29.1.
- DeepSeek V4 Flash has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash | |
|---|---|---|
| Provider | Amazon | DeepSeek |
| Noometry Index | 43.0 | 53.6 |
| Released | — | 2026-04-24 |
| Weights | Proprietary | Open |
| Context window | — | 1M |
| Max output | — | 393K |
| Input $ / M tokens | — | $0.15 |
| Output $ / M tokens | — | $0.60 |
| Results tracked | 17 | 41 |
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Category by category
Coding DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 42.3 (#107), DeepSeek V4 Flash: 47.9 (#59)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Coding | 1433 | 1457 |
| FrontierCode | — | 18.8% |
| LMArena WebDev | — | 1582 |
| SciCode | — | 49.9% |
| WeirdML | — | 63% |
| ALE-Bench | — | 1,306 |
Reasoning DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 29.1 (#95), DeepSeek V4 Flash: 53.7 (#30)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Hard Prompts | 1422 | 1444 |
| ARC-AGI-2 | — | 61.4% |
| SimpleBench | — | 61.1% |
| Kagi LLM Benchmark | — | 52.2% |
| NYT Connections (extended) | — | 89.6% |
| ARC-AGI-1 | — | 89% |
| CritPt | — | 16.6% |
| Chess Puzzles | — | 33% |
| Mystery Game Puzzles | — | 34% |
| DTBench | — | 90.9% |
| LMCA | — | 41.7% |
| Epoch Capabilities Index | — | 154.49 |
Math DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 39.1 (#114), DeepSeek V4 Flash: 60.3 (#37)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Math | 1431 | 1427 |
| FrontierMath (Tiers 1-3) | — | 57.5% |
| FrontierMath Tier 4 | — | 24.4% |
| MathArena Final-Answer Competitions | — | 76.5% |
| OTIS Mock AIME 2024-2025 | — | 94.4% |
| ProofBench | — | 56% |
Knowledge DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 39.9 (#127), DeepSeek V4 Flash: 55.4 (#48)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Expert | 1431 | 1441 |
| GPQA Diamond | — | 91% |
| SimpleQA Verified | — | 33.6% |
Multilingual DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 51.9 (#98), DeepSeek V4 Flash: 53.0 (#72)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Non-English | 1405 | 1420 |
| LMArena Chinese | 1463 | 1468 |
| LMArena French | 1449 | 1439 |
| LMArena German | 1395 | 1418 |
| LMArena Japanese | 1383 | 1406 |
| LMArena Korean | 1384 | 1384 |
| LMArena Russian | 1394 | 1428 |
| LMArena Spanish | 1444 | 1436 |
Instruction Following DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 73.2 (#122), DeepSeek V4 Flash: 74.9 (#81)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Instruction Following | 1387 | 1421 |
Long Context DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 42.5 (#121), DeepSeek V4 Flash: 43.8 (#85)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Longer Query | 1395 | 1434 |
Writing & Preference DeepSeek V4 Flash leads
Amazon Nova Experimental Chat 11 10: 58.8 (#114), DeepSeek V4 Flash: 63.8 (#61)
| Benchmark | Amazon Nova Experimental Chat 11 10 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Text | 1415 | 1432 |
| LMArena Creative Writing | 1349 | 1403 |
| LMArena Multi-Turn | 1380 | 1449 |
| EQ-Bench Creative Writing | — | 1559 |
Frequently asked questions
Is Amazon Nova Experimental Chat 11 10 better than DeepSeek V4 Flash?
DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 43.0 on the Noometry Index.
Is Amazon Nova Experimental Chat 11 10 or DeepSeek V4 Flash better for coding?
DeepSeek V4 Flash scores higher on coding benchmarks: 47.9 versus 42.3 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 11 10 and DeepSeek V4 Flash share?
17 benchmarks have published results for both models. Amazon Nova Experimental Chat 11 10 has 17 scored results on Noometry and DeepSeek V4 Flash has 41.