Model comparison
Deepseek Coder v2 vs Solar Pro4
Solar Pro4 is the stronger model overall, scoring 42.1 to 35.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
DeepSeek
UpstageSummary
- They share 17 benchmarks with published results for both. Deepseek Coder v2 scores higher in 0 categories and Solar Pro4 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Solar Pro4 leads 56.5 to 38.2.
- Deepseek Coder v2 has downloadable open weights; the other is API-only.
Side by side
| Deepseek Coder v2 | Solar Pro4 | |
|---|---|---|
| Provider | DeepSeek | Upstage |
| Noometry Index | 35.9 | 42.1 |
| Released | 2024-06-17 | 2026-08-06 |
| Weights | Open | Proprietary |
| Context window | — | 524K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 24 | 18 |
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Category by category
Coding Solar Pro4 leads
Deepseek Coder v2: 38.1 (#183), Solar Pro4: 40.1 (#149)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1251 | 1437 |
| LMArena WebDev | — | 1371 |
| BigCodeBench Instruct | 48.2% | — |
| BigCodeBench Complete | 59.7% | — |
| HumanEval+ | 82.3% | — |
| MBPP+ | 75.1% | — |
Reasoning Solar Pro4 leads
Deepseek Coder v2: 23.6 (#176), Solar Pro4: 28.5 (#104)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1207 | 1399 |
| WinoGrande | 83.7% | — |
Math Solar Pro4 leads
Deepseek Coder v2: 34.9 (#190), Solar Pro4: 38.8 (#128)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Math | 1241 | 1416 |
| GSM8K | 94.5% | — |
Knowledge Solar Pro4 leads
Deepseek Coder v2: 32.3 (#212), Solar Pro4: 39.8 (#129)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1181 | 1427 |
| ARC (AI2) Challenge | 64.3% | — |
Multilingual Solar Pro4 leads
Deepseek Coder v2: 36.3 (#240), Solar Pro4: 48.7 (#139)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1182 | 1361 |
| LMArena Chinese | 1201 | 1415 |
| LMArena French | 1185 | 1397 |
| LMArena German | 1164 | 1364 |
| LMArena Japanese | 1126 | 1309 |
| LMArena Korean | 1104 | 1382 |
| LMArena Russian | 1188 | 1360 |
| LMArena Spanish | 1153 | 1401 |
Instruction Following Solar Pro4 leads
Deepseek Coder v2: 61.7 (#242), Solar Pro4: 72.7 (#132)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1180 | 1377 |
Long Context Solar Pro4 leads
Deepseek Coder v2: 37.0 (#224), Solar Pro4: 42.1 (#130)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1219 | 1381 |
Writing & Preference Solar Pro4 leads
Deepseek Coder v2: 38.2 (#253), Solar Pro4: 56.5 (#138)
| Benchmark | Deepseek Coder v2 | Solar Pro4 |
|---|---|---|
| LMArena Text | 1191 | 1386 |
| LMArena Creative Writing | 1120 | 1316 |
| LMArena Multi-Turn | 1177 | 1385 |
Frequently asked questions
Is Deepseek Coder v2 better than Solar Pro4?
Solar Pro4 is the stronger model overall, scoring 42.1 to 35.9 on the Noometry Index.
Is Deepseek Coder v2 or Solar Pro4 better for coding?
Solar Pro4 scores higher on coding benchmarks: 40.1 versus 38.1 in the Noometry coding category.
How many benchmarks do Deepseek Coder v2 and Solar Pro4 share?
17 benchmarks have published results for both models. Deepseek Coder v2 has 24 scored results on Noometry and Solar Pro4 has 18.