# GPT-4o mini vs Granite 3.0 8b Instruct

> Granite 3.0 8b Instruct is the stronger model overall, scoring 31.6 to 25.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-4o-mini-vs-granite-3-0-8b-instruct
- Last updated: 2026-10-12
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. GPT-4o mini scores higher in 4 categories and Granite 3.0 8b Instruct in 4 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Granite 3.0 8b Instruct leads 32.8 to 10.4.
- The biggest single-benchmark swing is BigCodeBench Complete: 57.4% for GPT-4o mini and 35.4% for Granite 3.0 8b Instruct.
- Granite 3.0 8b Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| Provider | OpenAI | IBM |
| Noometry Index | 25.5 | 31.6 |
| Rank | 343 | 270 |
| Context | 128K | — |
| Input $/M | $0.15 | — |
| Output $/M | $0.60 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-4o mini: 22.0 (#335)
- Granite 3.0 8b Instruct: 29.7 (#301)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| BigCodeBench Instruct | 46.1% | 29.3% |
| LMArena Coding | 1290 | 1112 |
| BigCodeBench Complete | 57.4% | 35.4% |
| Aider Polyglot | 3.6% | — |
| WeirdML | 11.8% | — |
| LiveBench Coding | 43.1% | — |
| HumanEval+ | 83.5% | — |
| MBPP+ | 72.2% | — |

## Agentic & Tool Use

- GPT-4o mini: 27.5 (#101)
- Granite 3.0 8b Instruct: —

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| BALROG | 17.4% | — |

## Reasoning

- GPT-4o mini: 8.7 (#347)
- Granite 3.0 8b Instruct: 20.9 (#230)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1267 | 1092 |
| ARC-AGI-2 | 0% | — |
| SimpleBench | 10.7% | — |
| Kagi LLM Benchmark | 28.8% | — |
| Chess Puzzles | 0% | — |
| LiveBench Reasoning | 32.8% | — |
| Mystery Game Puzzles | 12% | — |
| DTBench | 54.4% | — |
| LiveBench Data Analysis | 50% | — |
| LMCA | 10.4% | — |
| Epoch Capabilities Index | 126.56 | — |
| LiveBench | 41.3% | — |
| PIQA | 88.7% | — |

## Math

- GPT-4o mini: 10.4 (#314)
- Granite 3.0 8b Instruct: 32.8 (#210)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Math | 1267 | 1143 |
| FrontierMath (Tiers 1-3) | 0.7% | — |
| OTIS Mock AIME 2024-2025 | 6.9% | — |
| Omni-MATH | 28% | — |
| LiveBench Math | 36.3% | — |
| MATH Level 5 | 52.6% | — |
| GSM8K | 91.3% | — |

## Knowledge

- GPT-4o mini: 17.7 (#284)
- Granite 3.0 8b Instruct: 29.6 (#236)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Expert | 1235 | 1087 |
| GPQA Diamond | 37.7% | — |
| SimpleQA Verified | 8.3% | — |
| MMLU-Pro | 60.3% | — |
| Confabulations | 37.2% | — |
| GPQA (HELM) | 36.8% | — |
| BoolQ | 88.7% | — |
| MMLU | 81.8% | — |

## Multimodal

- GPT-4o mini: 25.9 (#122)
- Granite 3.0 8b Instruct: —

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Vision | 1066 | — |
| Video-MME | 64.8% | — |
| GeoBench | 64% | — |
| VPCT | 34% | — |

## Multilingual

- GPT-4o mini: 42.0 (#199)
- Granite 3.0 8b Instruct: 27.2 (#276)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Non-English | 1266 | 1037 |
| LMArena Chinese | 1265 | 1063 |
| LMArena Russian | 1275 | 1060 |
| LMArena French | 1297 | — |
| LMArena German | 1272 | — |
| LMArena Japanese | 1216 | — |
| LMArena Korean | 1195 | — |
| LMArena Spanish | 1276 | — |

## Instruction Following

- GPT-4o mini: 61.9 (#239)
- Granite 3.0 8b Instruct: 56.0 (#276)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Instruction Following | 1258 | 1088 |
| LiveBench Instruction Following | 56.8% | — |
| IFEval | 78.2% | — |

## Long Context

- GPT-4o mini: 39.1 (#186)
- Granite 3.0 8b Instruct: 34.0 (#252)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Longer Query | 1289 | 1122 |

## Writing & Preference

- GPT-4o mini: 39.5 (#248)
- Granite 3.0 8b Instruct: 31.1 (#285)

| Benchmark | GPT-4o mini | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Text | 1286 | 1096 |
| LMArena Creative Writing | 1268 | 1071 |
| LMArena Multi-Turn | 1285 | 1063 |
| Short-Story Creative Writing | 67.2% | — |
| EQ-Bench Creative Writing | 873 | — |
| WildBench | 79.1% | — |
| LiveBench Language | 28.6% | — |

## FAQ

### Is GPT-4o mini better than Granite 3.0 8b Instruct?

Granite 3.0 8b Instruct is the stronger model overall, scoring 31.6 to 25.5 on the Noometry Index.

### Is GPT-4o mini or Granite 3.0 8b Instruct better for coding?

Granite 3.0 8b Instruct scores higher on coding benchmarks: 29.7 versus 22.0 in the Noometry coding category.

### How many benchmarks do GPT-4o mini and Granite 3.0 8b Instruct share?

14 benchmarks have published results for both models. GPT-4o mini has 60 scored results on Noometry and Granite 3.0 8b Instruct has 14.