Model comparison
Grok-2 (Dec 2024) vs Solar Pro4
Solar Pro4 is the stronger model overall, scoring 42.1 to 33.7 on the Noometry Index.
Last verified . 17 shared benchmarks.
UpstageSummary
- They share 17 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 0 categories and Solar Pro4 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Solar Pro4 leads 38.8 to 20.8.
Side by side
| Grok-2 (Dec 2024) | Solar Pro4 | |
|---|---|---|
| Provider | xAI | Upstage |
| Noometry Index | 33.7 | 42.1 |
| Released | 2024-08-13 | 2026-08-06 |
| Weights | Proprietary | Proprietary |
| Context window | — | 524K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 34 | 18 |
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Category by category
Coding Solar Pro4 leads
Grok-2 (Dec 2024): 33.3 (#258), Solar Pro4: 40.1 (#149)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1287 | 1437 |
| LMArena WebDev | — | 1371 |
| WeirdML | 22.2% | — |
| LiveBench Coding | 46.4% | — |
Reasoning Solar Pro4 leads
Grok-2 (Dec 2024): 16.9 (#299), Solar Pro4: 28.5 (#104)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1272 | 1399 |
| SimpleBench | 22.7% | — |
| LiveBench Reasoning | 54.8% | — |
| DTBench | 65.2% | — |
| LiveBench Data Analysis | 54.5% | — |
| Epoch Capabilities Index | 130.48 | — |
| LiveBench | 54.3% | — |
Math Solar Pro4 leads
Grok-2 (Dec 2024): 20.8 (#284), Solar Pro4: 38.8 (#128)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Math | 1283 | 1416 |
| OTIS Mock AIME 2024-2025 | 11.5% | — |
| LiveBench Math | 54.9% | — |
| MATH Level 5 | 63.5% | — |
| FrontierMath (Feb 2025 set) | 0.7% | — |
Knowledge Solar Pro4 leads
Grok-2 (Dec 2024): 29.8 (#233), Solar Pro4: 39.8 (#129)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1254 | 1427 |
| GPQA Diamond | 53.8% | — |
| Confabulations | 20.1% | — |
Multilingual Solar Pro4 leads
Grok-2 (Dec 2024): 43.1 (#188), Solar Pro4: 48.7 (#139)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1282 | 1361 |
| LMArena Chinese | 1289 | 1415 |
| LMArena French | 1318 | 1397 |
| LMArena German | 1287 | 1364 |
| LMArena Japanese | 1244 | 1309 |
| LMArena Korean | 1237 | 1382 |
| LMArena Russian | 1286 | 1360 |
| LMArena Spanish | 1281 | 1401 |
Instruction Following Solar Pro4 leads
Grok-2 (Dec 2024): 66.9 (#202), Solar Pro4: 72.7 (#132)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1270 | 1377 |
| LiveBench Instruction Following | 69.6% | — |
Long Context Solar Pro4 leads
Grok-2 (Dec 2024): 38.8 (#190), Solar Pro4: 42.1 (#130)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1276 | 1381 |
Writing & Preference Solar Pro4 leads
Grok-2 (Dec 2024): 48.6 (#198), Solar Pro4: 56.5 (#138)
| Benchmark | Grok-2 (Dec 2024) | Solar Pro4 |
|---|---|---|
| LMArena Text | 1305 | 1386 |
| LMArena Creative Writing | 1284 | 1316 |
| LMArena Multi-Turn | 1290 | 1385 |
| Short-Story Creative Writing | 63.6% | — |
| LiveBench Language | 45.6% | — |
Frequently asked questions
Is Grok-2 (Dec 2024) better than Solar Pro4?
Solar Pro4 is the stronger model overall, scoring 42.1 to 33.7 on the Noometry Index.
Is Grok-2 (Dec 2024) or Solar Pro4 better for coding?
Solar Pro4 scores higher on coding benchmarks: 40.1 versus 33.3 in the Noometry coding category.
How many benchmarks do Grok-2 (Dec 2024) and Solar Pro4 share?
17 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Solar Pro4 has 18.