# Grok 2 Mini 2024 08 13 vs o3-pro

> o3-pro is the stronger model overall, scoring 42.9 to 37.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-2-mini-vs-o3-pro
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in long context, where o3-pro leads 72.2 to 38.4.

## Snapshot

| | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| Provider | xAI | OpenAI |
| Noometry Index | 37.7 | 42.9 |
| Rank | 198 | 105 |
| Context | — | 200K |
| Input $/M | — | $20 |
| Output $/M | — | $80 |
| Weights | Proprietary | Proprietary |

## Coding

- Grok 2 Mini 2024 08 13: 37.0 (#199)
- o3-pro: 55.5 (#24)

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| Aider Polyglot | — | 84.9% |
| WeirdML | — | 58.2% |
| LMArena Coding | 1269 | — |

## Reasoning

- Grok 2 Mini 2024 08 13: 24.8 (#159)
- o3-pro: 23.8 (#171)

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| ARC-AGI-2 | — | 4.9% |
| Kagi LLM Benchmark | — | 72.1% |
| ARC-AGI-1 | — | 59.3% |
| LMArena Hard Prompts | 1255 | — |
| DTBench | — | 86.9% |
| LMCA | — | 38.5% |
| Epoch Capabilities Index | — | 147.42 |

## Math

- Grok 2 Mini 2024 08 13: 35.4 (#185)
- o3-pro: —

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| LMArena Math | 1265 | — |

## Knowledge

- Grok 2 Mini 2024 08 13: 33.9 (#200)
- o3-pro: 29.5 (#238)

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| Confabulations | — | 14.2% |
| Vectara Hallucination Rate | — | 23.3% |
| LMArena Expert | 1238 | — |

## Multilingual

- Grok 2 Mini 2024 08 13: 41.4 (#208)
- o3-pro: —

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| LMArena Non-English | 1257 | — |
| LMArena Chinese | 1262 | — |
| LMArena French | 1286 | — |
| LMArena German | 1273 | — |
| LMArena Japanese | 1213 | — |
| LMArena Korean | 1195 | — |
| LMArena Russian | 1261 | — |
| LMArena Spanish | 1279 | — |

## Instruction Following

- Grok 2 Mini 2024 08 13: 65.5 (#220)
- o3-pro: —

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| LMArena Instruction Following | 1245 | — |

## Long Context

- Grok 2 Mini 2024 08 13: 38.4 (#196)
- o3-pro: 72.2 (#1)

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| Fiction.LiveBench | — | 97.2% |
| LMArena Longer Query | 1266 | — |

## Writing & Preference

- Grok 2 Mini 2024 08 13: 47.3 (#211)
- o3-pro: 57.1 (#133)

| Benchmark | Grok 2 Mini 2024 08 13 | o3-pro |
|---|---|---|
| LMArena Text | 1281 | — |
| LMArena Creative Writing | 1242 | — |
| Short-Story Creative Writing | — | 84.4% |
| LMArena Multi-Turn | 1265 | — |

## FAQ

### Is Grok 2 Mini 2024 08 13 better than o3-pro?

o3-pro is the stronger model overall, scoring 42.9 to 37.7 on the Noometry Index.

### Is Grok 2 Mini 2024 08 13 or o3-pro better for coding?

o3-pro scores higher on coding benchmarks: 55.5 versus 37.0 in the Noometry coding category.

### How many benchmarks do Grok 2 Mini 2024 08 13 and o3-pro share?

0 benchmarks have published results for both models. Grok 2 Mini 2024 08 13 has 17 scored results on Noometry and o3-pro has 12.