Model comparison
Grok 4.7 vs Step 2 16k Exp 202412
Grok 4.7 is the stronger model overall, scoring 53.1 to 39.2 on the Noometry Index.
Last verified . 12 shared benchmarks.
StepFunSummary
- They share 12 benchmarks with published results for both. Grok 4.7 scores higher in 8 categories and Step 2 16k Exp 202412 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok 4.7 leads 62.8 to 35.2.
Side by side
| Grok 4.7 | Step 2 16k Exp 202412 | |
|---|---|---|
| Provider | xAI | StepFun |
| Noometry Index | 53.1 | 39.2 |
| Released | 2026-09-21 | — |
| Weights | Proprietary | Proprietary |
| Context window | 500K | — |
| Max output | 500K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $6 | — |
| Results tracked | 39 | 12 |
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Category by category
Coding Grok 4.7 leads
Grok 4.7: 58.0 (#18), Step 2 16k Exp 202412: 38.5 (#174)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Coding | 1427 | 1316 |
| FrontierCode | 47.6% | — |
| CursorBench | 46.3% | — |
| LMArena WebDev | 1639 | — |
| FrontierSWE | 29.5% | — |
| SciCode | 57.8% | — |
Agentic & Tool Use Not comparable
Grok 4.7: 36.7 (#37), Step 2 16k Exp 202412: —
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| APEX-Agents | 54.6% | — |
| GDP.pdf | 22.8% | — |
| Vending-Bench 2 | 10,537 | — |
Reasoning Grok 4.7 leads
Grok 4.7: 49.1 (#40), Step 2 16k Exp 202412: 25.9 (#142)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Hard Prompts | 1413 | 1299 |
| NYT Connections (extended) | 76.8% | — |
| CritPt | 18% | — |
| Chess Puzzles | 38% | — |
| Mystery Game Puzzles | 29% | — |
| DTBench | 96% | — |
| LMCA | 49.4% | — |
| Epoch Capabilities Index | 153.53 | — |
Math Grok 4.7 leads
Grok 4.7: 57.8 (#39), Step 2 16k Exp 202412: 36.3 (#169)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Math | 1407 | 1304 |
| FrontierMath (Tiers 1-3) | 53% | — |
| FrontierMath Tier 4 | 17.1% | — |
| OTIS Mock AIME 2024-2025 | 98.1% | — |
| ProofBench | 34% | — |
Knowledge Grok 4.7 leads
Grok 4.7: 62.8 (#22), Step 2 16k Exp 202412: 35.2 (#187)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Expert | 1422 | 1279 |
| GPQA Diamond | 92.7% | — |
| SimpleQA Verified | 56% | — |
Multimodal Not comparable
Grok 4.7: 35.5 (#87), Step 2 16k Exp 202412: —
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Vision | 1228 | — |
| Blueprint-Bench 2 | 32.5% | — |
| Furniture Assembly | 20.8% | — |
Multilingual Grok 4.7 leads
Grok 4.7: 50.8 (#116), Step 2 16k Exp 202412: 43.7 (#181)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Non-English | 1389 | 1290 |
| LMArena Chinese | 1455 | 1331 |
| LMArena Russian | 1397 | 1324 |
| LMArena French | 1455 | — |
| LMArena Spanish | 1400 | — |
Instruction Following Grok 4.7 leads
Grok 4.7: 74.1 (#105), Step 2 16k Exp 202412: 67.9 (#192)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Instruction Following | 1404 | 1287 |
Long Context Grok 4.7 leads
Grok 4.7: 43.1 (#104), Step 2 16k Exp 202412: 39.7 (#170)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Longer Query | 1413 | 1307 |
Writing & Preference Grok 4.7 leads
Grok 4.7: 70.0 (#24), Step 2 16k Exp 202412: 52.3 (#173)
| Benchmark | Grok 4.7 | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Text | 1399 | 1321 |
| LMArena Creative Writing | 1391 | 1328 |
| LMArena Multi-Turn | 1393 | 1292 |
| EQ-Bench Creative Writing | 2007 | — |
Frequently asked questions
Is Grok 4.7 better than Step 2 16k Exp 202412?
Grok 4.7 is the stronger model overall, scoring 53.1 to 39.2 on the Noometry Index.
Is Grok 4.7 or Step 2 16k Exp 202412 better for coding?
Grok 4.7 scores higher on coding benchmarks: 58.0 versus 38.5 in the Noometry coding category.
How many benchmarks do Grok 4.7 and Step 2 16k Exp 202412 share?
12 benchmarks have published results for both models. Grok 4.7 has 39 scored results on Noometry and Step 2 16k Exp 202412 has 12.