Model comparison
GPT-4.1 vs Grok Build 0.1
GPT-4.1 and Grok Build 0.1 score almost the same on the Noometry Index (35.9 vs 36.4), so choose on price, context window or the category you care about most.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where Grok Build 0.1 leads 32.2 to 11.7.
- Grok Build 0.1 is cheaper at $1 / $2 per million input/output tokens, against $2 / $8 for GPT-4.1.
- GPT-4.1 accepts more context: 1.05M tokens versus 256K.
Side by side
| GPT-4.1 | Grok Build 0.1 | |
|---|---|---|
| Provider | OpenAI | xAI |
| Noometry Index | 35.9 | 36.4 |
| Released | 2025-04-14 | 2026-04-16 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 256K |
| Max output | 33K | 256K |
| Input $ / M tokens | $2 | $1 |
| Output $ / M tokens | $8 | $2 |
| Results tracked | 52 | 3 |
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Category by category
Coding Grok Build 0.1 leads
GPT-4.1: 34.4 (#238), Grok Build 0.1: 43.1 (#91)
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| SWE-bench Verified | 48.5% | — |
| SWE-bench Verified (bash only) | 39.6% | — |
| Aider Polyglot | 52.4% | — |
| SciCode | — | 50.2% |
| WeirdML | 39% | — |
| LMArena Coding | 1391 | — |
| CadEval | 42% | — |
| ALE-Bench | 558.1 | — |
Agentic & Tool Use GPT-4.1 leads
GPT-4.1: 34.7 (#43), Grok Build 0.1: 22.7 (#129)
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 54% | — |
| GBAEval | — | 2.4% |
Reasoning Grok Build 0.1 leads
GPT-4.1: 11.7 (#339), Grok Build 0.1: 32.2 (#77)
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| ARC-AGI-2 | 0.4% | — |
| SimpleBench | 27% | — |
| Kagi LLM Benchmark | 52.3% | — |
| ARC-AGI-1 | 5.5% | — |
| CritPt | — | 9.1% |
| Chess Puzzles | 6% | — |
| EnigmaEval | 2.2% | — |
| LMArena Hard Prompts | 1384 | — |
| DTBench | 68.3% | — |
| LMCA | 25.6% | — |
| Epoch Capabilities Index | 136.78 | — |
| ForecastBench | 61.5 | — |
Math Not comparable
GPT-4.1: 22.3 (#280), Grok Build 0.1: —
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 6% | — |
| OTIS Mock AIME 2024-2025 | 38.3% | — |
| Omni-MATH | 47.1% | — |
| LMArena Math | 1370 | — |
| MATH Level 5 | 83% | — |
| FrontierMath (Feb 2025 set) | 5.5% | — |
| FrontierMath Tier 4 (v1) | 0% | — |
Knowledge Not comparable
GPT-4.1: 37.1 (#160), Grok Build 0.1: —
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| GPQA Diamond | 66.9% | — |
| Humanity's Last Exam | 5.4% | — |
| SimpleQA Verified | 31.1% | — |
| MMLU-Pro | 81.1% | — |
| Vectara Hallucination Rate | 5.6% | — |
| GPQA (HELM) | 65.9% | — |
| LMArena Expert | 1364 | — |
Multimodal Not comparable
GPT-4.1: 38.2 (#67), Grok Build 0.1: —
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| LMArena Vision | 1211 | — |
| GeoBench | 72% | — |
Multilingual Not comparable
GPT-4.1: 49.4 (#133), Grok Build 0.1: —
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| LMArena Non-English | 1370 | — |
| LMArena Chinese | 1382 | — |
| LMArena French | 1382 | — |
| LMArena German | 1381 | — |
| LMArena Japanese | 1319 | — |
| LMArena Korean | 1339 | — |
| LMArena Russian | 1377 | — |
| LMArena Spanish | 1376 | — |
Instruction Following Not comparable
GPT-4.1: 71.3 (#153), Grok Build 0.1: —
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| IFEval | 83.8% | — |
| LMArena Instruction Following | 1367 | — |
Long Context Not comparable
GPT-4.1: 40.0 (#163), Grok Build 0.1: —
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| Fiction.LiveBench | 63.9% | — |
| LMArena Longer Query | 1385 | — |
Writing & Preference Not comparable
GPT-4.1: 57.6 (#125), Grok Build 0.1: —
| Benchmark | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| LMArena Text | 1383 | — |
| LMArena Creative Writing | 1363 | — |
| EQ-Bench Creative Writing | 1420 | — |
| WildBench | 85.4% | — |
| LMArena Multi-Turn | 1398 | — |
Frequently asked questions
Is GPT-4.1 better than Grok Build 0.1?
GPT-4.1 and Grok Build 0.1 score almost the same on the Noometry Index (35.9 vs 36.4), so choose on price, context window or the category you care about most.
Which is cheaper, GPT-4.1 or Grok Build 0.1?
Grok Build 0.1 is cheaper. It lists at $1 per million input tokens and $2 per million output tokens; GPT-4.1 lists at $2 and $8.
Is GPT-4.1 or Grok Build 0.1 better for coding?
Grok Build 0.1 scores higher on coding benchmarks: 43.1 versus 34.4 in the Noometry coding category.
Which has the bigger context window?
GPT-4.1 does, with 1.05M tokens against 256K.
How many benchmarks do GPT-4.1 and Grok Build 0.1 share?
0 benchmarks have published results for both models. GPT-4.1 has 52 scored results on Noometry and Grok Build 0.1 has 3.