# Granite 3.1 8b Instruct vs o1-mini

> o1-mini is the stronger model overall, scoring 33.7 to 31.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/granite-3-1-8b-instruct-vs-o1-mini
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Granite 3.1 8b Instruct scores higher in 1 category and o1-mini in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where o1-mini leads 48.6 to 35.7.
- Granite 3.1 8b Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| Provider | IBM | OpenAI |
| Noometry Index | 31.8 | 33.7 |
| Rank | 256 | 230 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Granite 3.1 8b Instruct: 33.9 (#232)
- o1-mini: 35.1 (#218)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Coding | 1186 | 1362 |
| Aider Polyglot | — | 32.9% |
| WeirdML | — | 36.3% |
| LiveBench Coding | — | 48% |
| HumanEval+ | — | 89% |
| MBPP+ | — | 78.8% |

## Agentic & Tool Use

- Granite 3.1 8b Instruct: 23.9 (#113)
- o1-mini: 24.3 (#112)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| Berkeley Function Calling Leaderboard | 27.1% | — |
| Cybench | — | 10% |

## Reasoning

- Granite 3.1 8b Instruct: 21.2 (#204)
- o1-mini: 8.9 (#340)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Hard Prompts | 1146 | 1333 |
| ARC-AGI-2 | — | 0.8% |
| SimpleBench | — | 18.1% |
| ARC-AGI-1 | — | 14% |
| LiveBench Reasoning | — | 72.3% |
| LiveBench Data Analysis | — | 57.9% |
| Epoch Capabilities Index | — | 135.82 |
| LiveBench | — | 57.8% |

## Math

- Granite 3.1 8b Instruct: 30.4 (#210)
- o1-mini: 33.7 (#168)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Math | 1152 | 1358 |
| OTIS Mock AIME 2024-2025 | — | 46.9% |
| LiveBench Math | — | 62% |
| MATH Level 5 | — | 89.2% |
| FrontierMath (Feb 2025 set) | — | 1.7% |

## Knowledge

- Granite 3.1 8b Instruct: 30.6 (#218)
- o1-mini: 34.8 (#180)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Expert | 1142 | 1316 |
| GPQA Diamond | — | 62.4% |
| Confabulations | — | 18.6% |

## Multilingual

- Granite 3.1 8b Instruct: 31.1 (#255)
- o1-mini: 43.8 (#177)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Non-English | 1099 | 1289 |
| LMArena Chinese | 1145 | 1314 |
| LMArena Russian | 1092 | 1283 |
| LMArena French | — | 1292 |
| LMArena German | — | 1278 |
| LMArena Japanese | — | 1245 |
| LMArena Korean | — | 1223 |
| LMArena Spanish | — | 1302 |

## Instruction Following

- Granite 3.1 8b Instruct: 58.9 (#254)
- o1-mini: 67.0 (#200)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Instruction Following | 1131 | 1304 |
| LiveBench Instruction Following | — | 65.4% |

## Long Context

- Granite 3.1 8b Instruct: 35.2 (#236)
- o1-mini: 40.1 (#156)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Longer Query | 1162 | 1321 |

## Writing & Preference

- Granite 3.1 8b Instruct: 35.7 (#261)
- o1-mini: 48.6 (#196)

| Benchmark | Granite 3.1 8b Instruct | o1-mini |
|---|---|---|
| LMArena Text | 1150 | 1317 |
| LMArena Creative Writing | 1129 | 1244 |
| LMArena Multi-Turn | 1108 | 1314 |
| Short-Story Creative Writing | — | 64.9% |
| LiveBench Language | — | 40.9% |

## FAQ

### Is Granite 3.1 8b Instruct better than o1-mini?

o1-mini is the stronger model overall, scoring 33.7 to 31.8 on the Noometry Index.

### Is Granite 3.1 8b Instruct or o1-mini better for coding?

o1-mini scores higher on coding benchmarks: 35.1 versus 33.9 in the Noometry coding category.

### How many benchmarks do Granite 3.1 8b Instruct and o1-mini share?

12 benchmarks have published results for both models. Granite 3.1 8b Instruct has 13 scored results on Noometry and o1-mini has 39.