# GPT-5.5 Pro vs Granite 3.0 8b Instruct

> GPT-5.5 Pro is the stronger model overall, scoring 64.3 to 31.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-5-5-pro-vs-granite-3-0-8b-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where GPT-5.5 Pro leads 73.6 to 20.0.
- Granite 3.0 8b Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| Provider | OpenAI | IBM |
| Noometry Index | 64.3 | 31.1 |
| Rank | 7 | 266 |
| Context | 1.05M | — |
| Input $/M | $30 | — |
| Output $/M | $180 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-5.5 Pro: —
- Granite 3.0 8b Instruct: 29.1 (#297)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| BigCodeBench Instruct | — | 29.3% |
| LMArena Coding | — | 1113 |
| BigCodeBench Complete | — | 35.4% |

## Reasoning

- GPT-5.5 Pro: 73.6 (#7)
- Granite 3.0 8b Instruct: 20.0 (#227)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| ARC-AGI-2 | 84.6% | — |
| SimpleBench | 76.9% | — |
| ARC-AGI-1 | 96.5% | — |
| CritPt | 30.6% | — |
| Chess Puzzles | 64% | — |
| LMArena Hard Prompts | — | 1092 |
| DTBench | 96% | — |
| LMCA | 53.9% | — |
| Epoch Capabilities Index | 162.45 | — |

## Math

- GPT-5.5 Pro: 83.8 (#8)
- Granite 3.0 8b Instruct: 30.3 (#211)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| FrontierMath (Tiers 1-3) | 87.7% | — |
| FrontierMath Tier 4 | 78% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| LMArena Math | — | 1143 |
| FrontierMath (Feb 2025 set) | 52.4% | — |
| FrontierMath Tier 4 (v1) | 39.6% | — |

## Knowledge

- GPT-5.5 Pro: 64.2 (#17)
- Granite 3.0 8b Instruct: 29.1 (#233)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| GPQA Diamond | 93.9% | — |
| LMArena Expert | — | 1087 |

## Multilingual

- GPT-5.5 Pro: —
- Granite 3.0 8b Instruct: 27.4 (#271)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Non-English | — | 1037 |
| LMArena Chinese | — | 1063 |
| LMArena Russian | — | 1060 |

## Instruction Following

- GPT-5.5 Pro: —
- Granite 3.0 8b Instruct: 56.2 (#271)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Instruction Following | — | 1088 |

## Long Context

- GPT-5.5 Pro: —
- Granite 3.0 8b Instruct: 34.0 (#247)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Longer Query | — | 1122 |

## Writing & Preference

- GPT-5.5 Pro: —
- Granite 3.0 8b Instruct: 31.2 (#280)

| Benchmark | GPT-5.5 Pro | Granite 3.0 8b Instruct |
|---|---|---|
| LMArena Text | — | 1096 |
| LMArena Creative Writing | — | 1071 |
| LMArena Multi-Turn | — | 1063 |

## FAQ

### Is GPT-5.5 Pro better than Granite 3.0 8b Instruct?

GPT-5.5 Pro is the stronger model overall, scoring 64.3 to 31.1 on the Noometry Index.

### How many benchmarks do GPT-5.5 Pro and Granite 3.0 8b Instruct share?

0 benchmarks have published results for both models. GPT-5.5 Pro has 14 scored results on Noometry and Granite 3.0 8b Instruct has 14.