Model comparison
Grok 4.1 vs o1
Grok 4.1 and o1 score almost the same on the Noometry Index (41.5 vs 40.9), so choose on price, context window or the category you care about most.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Grok 4.1 scores higher in 5 categories and o1 in 4 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where o1 leads 46.1 to 33.7.
- The biggest single-benchmark swing is Cybench: 39% for Grok 4.1 and 10% for o1.
Side by side
| Grok 4.1 | o1 | |
|---|---|---|
| Provider | xAI | OpenAI |
| Noometry Index | 41.5 | 40.9 |
| Released | 2025-11-17 | 2024-09-12 |
| Weights | Proprietary | Proprietary |
| Context window | — | 200K |
| Max output | — | 100K |
| Input $ / M tokens | — | $15 |
| Output $ / M tokens | — | $60 |
| Results tracked | 19 | 52 |
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Category by category
Coding o1 leads
Grok 4.1: 33.7 (#253), o1: 46.1 (#70)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Coding | 1445 | 1367 |
| Aider Polyglot | — | 61.7% |
| LMArena WebDev | 1214 | — |
| WeirdML | — | 47.6% |
| LiveBench Coding | — | 69.7% |
| CadEval | — | 56% |
| HumanEval+ | — | 89% |
| MBPP+ | — | 80.2% |
Agentic & Tool Use Grok 4.1 leads
Grok 4.1: 34.1 (#49), o1: 24.6 (#117)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| Cybench | 39% | 10% |
| METR Time Horizons | — | 51.1% |
Reasoning Grok 4.1 leads
Grok 4.1: 29.5 (#91), o1: 27.9 (#111)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Hard Prompts | 1435 | 1371 |
| SimpleBench | — | 41.7% |
| ARC-AGI-1 | — | 30.7% |
| Chess Puzzles | — | 15% |
| EnigmaEval | — | 5.7% |
| LiveBench Reasoning | — | 91.6% |
| DTBench | — | 74.7% |
| LiveBench Data Analysis | — | 65.5% |
| LMCA | — | 22.3% |
| Epoch Capabilities Index | — | 141.91 |
| LiveBench | — | 75.7% |
Math Grok 4.1 leads
Grok 4.1: 38.9 (#120), o1: 36.1 (#175)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Math | 1422 | 1388 |
| FrontierMath (Tiers 1-3) | — | 14.7% |
| OTIS Mock AIME 2024-2025 | — | 73.3% |
| LiveBench Math | — | 80.3% |
| MATH Level 5 | — | 94.7% |
| FrontierMath (Feb 2025 set) | — | 9.3% |
Knowledge o1 leads
Grok 4.1: 39.5 (#133), o1: 41.5 (#110)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Expert | 1417 | 1361 |
| GPQA Diamond | — | 76.8% |
| Humanity's Last Exam | — | 8% |
| SimpleQA Verified | — | 41.1% |
| Confabulations | — | 11.7% |
Multimodal Not comparable
Grok 4.1: —, o1: 34.2 (#93)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Vision | — | 1168 |
| GeoBench | — | 80% |
| VPCT | — | 37% |
| SpatialViz-Bench | — | 41.4% |
Multilingual Grok 4.1 leads
Grok 4.1: 53.4 (#68), o1: 48.6 (#142)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Non-English | 1425 | 1358 |
| LMArena Chinese | 1465 | 1394 |
| LMArena French | 1448 | 1344 |
| LMArena German | 1446 | 1337 |
| LMArena Japanese | 1397 | 1346 |
| LMArena Korean | 1407 | 1396 |
| LMArena Russian | 1434 | 1356 |
| LMArena Spanish | 1438 | 1345 |
Instruction Following Too close to call
Grok 4.1: 73.8 (#111), o1: 74.8 (#86)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Instruction Following | 1400 | 1367 |
| LiveBench Instruction Following | — | 81.5% |
Long Context o1 leads
Grok 4.1: 43.2 (#100), o1: 50.3 (#9)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Longer Query | 1416 | 1378 |
| Fiction.LiveBench | — | 83.3% |
Writing & Preference Grok 4.1 leads
Grok 4.1: 62.4 (#75), o1: 55.6 (#144)
| Benchmark | Grok 4.1 | o1 |
|---|---|---|
| LMArena Text | 1437 | 1366 |
| LMArena Creative Writing | 1411 | 1348 |
| LMArena Multi-Turn | 1437 | 1369 |
| Short-Story Creative Writing | — | 70.2% |
| LiveBench Language | — | 65.4% |
Frequently asked questions
Is Grok 4.1 better than o1?
Grok 4.1 and o1 score almost the same on the Noometry Index (41.5 vs 40.9), so choose on price, context window or the category you care about most.
Is Grok 4.1 or o1 better for coding?
o1 scores higher on coding benchmarks: 46.1 versus 33.7 in the Noometry coding category.
How many benchmarks do Grok 4.1 and o1 share?
18 benchmarks have published results for both models. Grok 4.1 has 19 scored results on Noometry and o1 has 52.