Model comparison
Deepseek Coder v2 vs DeepSeek V4 Flash
DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 35.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Deepseek Coder v2 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 23.6.
Side by side
| Deepseek Coder v2 | DeepSeek V4 Flash | |
|---|---|---|
| Provider | DeepSeek | DeepSeek |
| Noometry Index | 35.9 | 53.6 |
| Released | 2024-06-17 | 2026-04-24 |
| Weights | Open | Open |
| Context window | — | 1M |
| Max output | — | 393K |
| Input $ / M tokens | — | $0.15 |
| Output $ / M tokens | — | $0.60 |
| Results tracked | 24 | 41 |
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Category by category
Coding DeepSeek V4 Flash leads
Deepseek Coder v2: 38.1 (#183), DeepSeek V4 Flash: 47.9 (#59)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Coding | 1251 | 1457 |
| FrontierCode | — | 18.8% |
| LMArena WebDev | — | 1582 |
| SciCode | — | 49.9% |
| WeirdML | — | 63% |
| BigCodeBench Instruct | 48.2% | — |
| BigCodeBench Complete | 59.7% | — |
| ALE-Bench | — | 1,306 |
| HumanEval+ | 82.3% | — |
| MBPP+ | 75.1% | — |
Reasoning DeepSeek V4 Flash leads
Deepseek Coder v2: 23.6 (#176), DeepSeek V4 Flash: 53.7 (#30)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Hard Prompts | 1207 | 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 |
| WinoGrande | 83.7% | — |
Math DeepSeek V4 Flash leads
Deepseek Coder v2: 34.9 (#190), DeepSeek V4 Flash: 60.3 (#37)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Math | 1241 | 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% |
| GSM8K | 94.5% | — |
Knowledge DeepSeek V4 Flash leads
Deepseek Coder v2: 32.3 (#212), DeepSeek V4 Flash: 55.4 (#48)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Expert | 1181 | 1441 |
| GPQA Diamond | — | 91% |
| SimpleQA Verified | — | 33.6% |
| ARC (AI2) Challenge | 64.3% | — |
Multilingual DeepSeek V4 Flash leads
Deepseek Coder v2: 36.3 (#240), DeepSeek V4 Flash: 53.0 (#72)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Non-English | 1182 | 1420 |
| LMArena Chinese | 1201 | 1468 |
| LMArena French | 1185 | 1439 |
| LMArena German | 1164 | 1418 |
| LMArena Japanese | 1126 | 1406 |
| LMArena Korean | 1104 | 1384 |
| LMArena Russian | 1188 | 1428 |
| LMArena Spanish | 1153 | 1436 |
Instruction Following DeepSeek V4 Flash leads
Deepseek Coder v2: 61.7 (#242), DeepSeek V4 Flash: 74.9 (#81)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Instruction Following | 1180 | 1421 |
Long Context DeepSeek V4 Flash leads
Deepseek Coder v2: 37.0 (#224), DeepSeek V4 Flash: 43.8 (#85)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Longer Query | 1219 | 1434 |
Writing & Preference DeepSeek V4 Flash leads
Deepseek Coder v2: 38.2 (#253), DeepSeek V4 Flash: 63.8 (#61)
| Benchmark | Deepseek Coder v2 | DeepSeek V4 Flash |
|---|---|---|
| LMArena Text | 1191 | 1432 |
| LMArena Creative Writing | 1120 | 1403 |
| LMArena Multi-Turn | 1177 | 1449 |
| EQ-Bench Creative Writing | — | 1559 |
Frequently asked questions
Is Deepseek Coder v2 better than DeepSeek V4 Flash?
DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 35.9 on the Noometry Index.
Is Deepseek Coder v2 or DeepSeek V4 Flash better for coding?
DeepSeek V4 Flash scores higher on coding benchmarks: 47.9 versus 38.1 in the Noometry coding category.
How many benchmarks do Deepseek Coder v2 and DeepSeek V4 Flash share?
17 benchmarks have published results for both models. Deepseek Coder v2 has 24 scored results on Noometry and DeepSeek V4 Flash has 41.