# Grok 3 vs o1

> Grok 3 and o1 score almost the same on the Noometry Index (39.9 vs 40.9), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/grok-3-vs-o1
- Last updated: 2026-10-10
- Shared benchmarks: 29

## Summary

- They share 29 benchmarks with published results for both. Grok 3 scores higher in 6 categories and o1 in 3 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where o1 leads 27.9 to 13.7.
- The biggest single-benchmark swing is ARC-AGI-1: 5.5% for Grok 3 and 30.7% for o1.

## Snapshot

| | Grok 3 | o1 |
|---|---|---|
| Provider | xAI | OpenAI |
| Noometry Index | 39.9 | 40.9 |
| Rank | 157 | 143 |
| Context | — | 200K |
| Input $/M | — | $15 |
| Output $/M | — | $60 |
| Weights | Proprietary | Proprietary |

## Coding

- Grok 3: 41.9 (#115)
- o1: 46.1 (#70)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| Aider Polyglot | 53.3% | 61.7% |
| WeirdML | 37.2% | 47.6% |
| LMArena Coding | 1432 | 1367 |
| LiveBench Coding | — | 69.7% |
| CadEval | — | 56% |
| HumanEval+ | — | 89% |
| MBPP+ | — | 80.2% |

## Agentic & Tool Use

- Grok 3: 30.5 (#76)
- o1: 24.6 (#117)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| Cybench | — | 10% |
| BALROG | 29.5% | — |
| METR Time Horizons | — | 51.1% |

## Reasoning

- Grok 3: 13.7 (#333)
- o1: 27.9 (#111)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| SimpleBench | 36.1% | 41.7% |
| ARC-AGI-1 | 5.5% | 30.7% |
| LMArena Hard Prompts | 1434 | 1371 |
| Epoch Capabilities Index | 138.33 | 141.91 |
| ARC-AGI-2 | 0% | — |
| Kagi LLM Benchmark | 61.3% | — |
| Chess Puzzles | — | 15% |
| EnigmaEval | — | 5.7% |
| LiveBench Reasoning | — | 91.6% |
| DTBench | — | 74.7% |
| LiveBench Data Analysis | — | 65.5% |
| LMCA | — | 22.3% |
| LiveBench | — | 75.7% |

## Math

- Grok 3: 38.0 (#145)
- o1: 36.1 (#175)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 55.6% | 73.3% |
| LMArena Math | 1391 | 1388 |
| MATH Level 5 | 88.7% | 94.7% |
| FrontierMath (Feb 2025 set) | 3.8% | 9.3% |
| FrontierMath (Tiers 1-3) | — | 14.7% |
| Omni-MATH | 46.4% | — |
| LiveBench Math | — | 80.3% |
| FrontierMath Tier 4 (v1) | 0% | — |

## Knowledge

- Grok 3: 46.2 (#82)
- o1: 41.5 (#110)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| GPQA Diamond | 75.8% | 76.8% |
| Confabulations | 14.2% | 11.7% |
| LMArena Expert | 1421 | 1361 |
| Humanity's Last Exam | — | 8% |
| SimpleQA Verified | — | 41.1% |
| MMLU-Pro | 78.8% | — |
| Vectara Hallucination Rate | 5.8% | — |
| GPQA (HELM) | 65% | — |

## Multimodal

- Grok 3: —
- o1: 34.2 (#93)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| LMArena Vision | — | 1168 |
| GeoBench | — | 80% |
| VPCT | — | 37% |
| SpatialViz-Bench | — | 41.4% |

## Multilingual

- Grok 3: 52.3 (#87)
- o1: 48.6 (#142)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| LMArena Non-English | 1410 | 1358 |
| LMArena Chinese | 1448 | 1394 |
| LMArena French | 1460 | 1344 |
| LMArena German | 1431 | 1337 |
| LMArena Japanese | 1387 | 1346 |
| LMArena Korean | 1373 | 1396 |
| LMArena Russian | 1416 | 1356 |
| LMArena Spanish | 1417 | 1345 |

## Instruction Following

- Grok 3: 75.0 (#73)
- o1: 74.8 (#86)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| LMArena Instruction Following | 1409 | 1367 |
| LiveBench Instruction Following | — | 81.5% |
| IFEval | 88.4% | — |

## Long Context

- Grok 3: 38.7 (#192)
- o1: 50.3 (#9)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| Fiction.LiveBench | 58.3% | 83.3% |
| LMArena Longer Query | 1439 | 1378 |

## Writing & Preference

- Grok 3: 55.8 (#141)
- o1: 55.6 (#144)

| Benchmark | Grok 3 | o1 |
|---|---|---|
| LMArena Text | 1426 | 1366 |
| LMArena Creative Writing | 1414 | 1348 |
| Short-Story Creative Writing | 76.4% | 70.2% |
| LMArena Multi-Turn | 1425 | 1369 |
| EQ-Bench Creative Writing | 1186 | — |
| WildBench | 84.9% | — |
| LiveBench Language | — | 65.4% |

## FAQ

### Is Grok 3 better than o1?

Grok 3 and o1 score almost the same on the Noometry Index (39.9 vs 40.9), so choose on price, context window or the category you care about most.

### Is Grok 3 or o1 better for coding?

o1 scores higher on coding benchmarks: 46.1 versus 41.9 in the Noometry coding category.

### How many benchmarks do Grok 3 and o1 share?

29 benchmarks have published results for both models. Grok 3 has 40 scored results on Noometry and o1 has 52.