Model comparison
GPT-6.1 Sol vs Grok 4.1
Grok 4.1 has enough public results to be ranked (#135); GPT-6.1 Sol does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in coding, where GPT-6.1 Sol leads 51.4 to 33.4.
Side by side
| GPT-6.1 Sol | Grok 4.1 | |
|---|---|---|
| Provider | OpenAI | xAI |
| Noometry Index | 42.1 | 40.8 |
| Released | 2026-09-29 | 2025-11-17 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | — |
| Max output | 128K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 2 | 19 |
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Category by category
Coding GPT-6.1 Sol leads
GPT-6.1 Sol: 51.4, Grok 4.1: 33.4 (#246)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| DeepSWE | 75.2% | — |
| LMArena WebDev | — | 1214 |
| LMArena Coding | — | 1445 |
Agentic & Tool Use Too close to call
GPT-6.1 Sol: 34.3, Grok 4.1: 33.8 (#47)
Reasoning Not comparable
GPT-6.1 Sol: —, Grok 4.1: 28.3 (#91)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| LMArena Hard Prompts | — | 1436 |
Math Not comparable
GPT-6.1 Sol: —, Grok 4.1: 36.2 (#124)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| LMArena Math | — | 1422 |
Knowledge Not comparable
GPT-6.1 Sol: —, Grok 4.1: 38.9 (#129)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| LMArena Expert | — | 1417 |
Multilingual Not comparable
GPT-6.1 Sol: —, Grok 4.1: 53.6 (#64)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| LMArena Non-English | — | 1425 |
| LMArena Chinese | — | 1464 |
| LMArena French | — | 1448 |
| LMArena German | — | 1447 |
| LMArena Japanese | — | 1396 |
| LMArena Korean | — | 1407 |
| LMArena Russian | — | 1434 |
| LMArena Spanish | — | 1438 |
Instruction Following Not comparable
GPT-6.1 Sol: —, Grok 4.1: 74.0 (#106)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| LMArena Instruction Following | — | 1400 |
Long Context Not comparable
GPT-6.1 Sol: —, Grok 4.1: 43.2 (#96)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| LMArena Longer Query | — | 1416 |
Writing & Preference Not comparable
GPT-6.1 Sol: —, Grok 4.1: 62.6 (#71)
| Benchmark | GPT-6.1 Sol | Grok 4.1 |
|---|---|---|
| LMArena Text | — | 1437 |
| LMArena Creative Writing | — | 1411 |
| LMArena Multi-Turn | — | 1438 |
Frequently asked questions
Is GPT-6.1 Sol better than Grok 4.1?
Grok 4.1 has enough public results to be ranked (#135); GPT-6.1 Sol does not yet, so treat this comparison as directional.
Is GPT-6.1 Sol or Grok 4.1 better for coding?
GPT-6.1 Sol scores higher on coding benchmarks: 51.4 versus 33.4 in the Noometry coding category.
How many benchmarks do GPT-6.1 Sol and Grok 4.1 share?
0 benchmarks have published results for both models. GPT-6.1 Sol has 2 scored results on Noometry and Grok 4.1 has 19.