Model comparison
Grok-2 (Dec 2024) vs Step 3.7 Flash
Step 3.7 Flash is the stronger model overall, scoring 37.3 to 33.7 on the Noometry Index.
Last verified . 0 shared benchmarks.
StepFunSummary
- The widest gap is in math, where Step 3.7 Flash leads 42.9 to 20.8.
- Step 3.7 Flash has downloadable open weights; the other is API-only.
Side by side
| Grok-2 (Dec 2024) | Step 3.7 Flash | |
|---|---|---|
| Provider | xAI | StepFun |
| Noometry Index | 33.7 | 37.3 |
| Released | 2024-08-13 | 2026-05-29 |
| Weights | Proprietary | Open |
| Context window | — | 256K |
| Max output | — | 256K |
| Input $ / M tokens | — | $0.18 |
| Output $ / M tokens | — | $1.11 |
| Results tracked | 34 | 5 |
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Category by category
Coding Step 3.7 Flash leads
Grok-2 (Dec 2024): 33.3 (#258), Step 3.7 Flash: 40.0 (#150)
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| SciCode | — | 40% |
| WeirdML | 22.2% | — |
| LiveBench Coding | 46.4% | — |
| LMArena Coding | 1287 | — |
| ALE-Bench | — | 694.12 |
Reasoning Step 3.7 Flash leads
Grok-2 (Dec 2024): 16.9 (#299), Step 3.7 Flash: 21.6 (#219)
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| SimpleBench | 22.7% | — |
| NYT Connections (extended) | — | 39.7% |
| CritPt | — | 2.3% |
| LiveBench Reasoning | 54.8% | — |
| LMArena Hard Prompts | 1272 | — |
| DTBench | 65.2% | — |
| LiveBench Data Analysis | 54.5% | — |
| Epoch Capabilities Index | 130.48 | — |
| LiveBench | 54.3% | — |
Math Step 3.7 Flash leads
Grok-2 (Dec 2024): 20.8 (#284), Step 3.7 Flash: 42.9 (#82)
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| MathArena Final-Answer Competitions | — | 68.5% |
| OTIS Mock AIME 2024-2025 | 11.5% | — |
| LiveBench Math | 54.9% | — |
| LMArena Math | 1283 | — |
| MATH Level 5 | 63.5% | — |
| FrontierMath (Feb 2025 set) | 0.7% | — |
Knowledge Not comparable
Grok-2 (Dec 2024): 29.8 (#233), Step 3.7 Flash: —
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| GPQA Diamond | 53.8% | — |
| Confabulations | 20.1% | — |
| LMArena Expert | 1254 | — |
Multilingual Not comparable
Grok-2 (Dec 2024): 43.1 (#188), Step 3.7 Flash: —
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| LMArena Non-English | 1282 | — |
| LMArena Chinese | 1289 | — |
| LMArena French | 1318 | — |
| LMArena German | 1287 | — |
| LMArena Japanese | 1244 | — |
| LMArena Korean | 1237 | — |
| LMArena Russian | 1286 | — |
| LMArena Spanish | 1281 | — |
Instruction Following Not comparable
Grok-2 (Dec 2024): 66.9 (#202), Step 3.7 Flash: —
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| LiveBench Instruction Following | 69.6% | — |
| LMArena Instruction Following | 1270 | — |
Long Context Not comparable
Grok-2 (Dec 2024): 38.8 (#190), Step 3.7 Flash: —
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| LMArena Longer Query | 1276 | — |
Writing & Preference Not comparable
Grok-2 (Dec 2024): 48.6 (#198), Step 3.7 Flash: —
| Benchmark | Grok-2 (Dec 2024) | Step 3.7 Flash |
|---|---|---|
| LMArena Text | 1305 | — |
| LMArena Creative Writing | 1284 | — |
| Short-Story Creative Writing | 63.6% | — |
| LMArena Multi-Turn | 1290 | — |
| LiveBench Language | 45.6% | — |
Frequently asked questions
Is Grok-2 (Dec 2024) better than Step 3.7 Flash?
Step 3.7 Flash is the stronger model overall, scoring 37.3 to 33.7 on the Noometry Index.
Is Grok-2 (Dec 2024) or Step 3.7 Flash better for coding?
Step 3.7 Flash scores higher on coding benchmarks: 40.0 versus 33.3 in the Noometry coding category.
How many benchmarks do Grok-2 (Dec 2024) and Step 3.7 Flash share?
0 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Step 3.7 Flash has 5.