# GPT-5.2 Codex vs Granite 4.1 8b

> GPT-5.2 Codex is the stronger model overall, scoring 42.2 to 36.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-5-2-codex-vs-granite-4-1-8b
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. GPT-5.2 Codex scores higher in 1 category and Granite 4.1 8b in 0 categories; one gap is clear of the uncertainty.
- The widest gap is in coding, where GPT-5.2 Codex leads 45.4 to 29.9.
- Granite 4.1 8b has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| Provider | OpenAI | IBM |
| Noometry Index | 42.2 | 36.8 |
| Rank | 107 | 202 |
| Context | 400K | — |
| Input $/M | $1.75 | — |
| Output $/M | $14 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-5.2 Codex: 45.4 (#66)
- Granite 4.1 8b: 29.9 (#291)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena WebDev | 1339 | 1190 |
| SWE-bench Verified (bash only) | 72.8% | — |
| SWE-bench Multilingual | 66.3% | — |
| LMArena Coding | — | 1313 |
| ALE-Bench | 1,300 | — |

## Agentic & Tool Use

- GPT-5.2 Codex: 40.7 (#20)
- Granite 4.1 8b: —

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| Terminal-Bench | 66.5% | — |

## Reasoning

- GPT-5.2 Codex: —
- Granite 4.1 8b: 24.6 (#142)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena Hard Prompts | — | 1294 |

## Math

- GPT-5.2 Codex: —
- Granite 4.1 8b: 33.8 (#167)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena Math | — | 1311 |

## Knowledge

- GPT-5.2 Codex: —
- Granite 4.1 8b: 35.5 (#171)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena Expert | — | 1310 |

## Multilingual

- GPT-5.2 Codex: —
- Granite 4.1 8b: 41.8 (#199)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena Non-English | — | 1261 |
| LMArena Chinese | — | 1335 |
| LMArena Russian | — | 1238 |

## Instruction Following

- GPT-5.2 Codex: —
- Granite 4.1 8b: 67.0 (#198)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena Instruction Following | — | 1268 |

## Long Context

- GPT-5.2 Codex: —
- Granite 4.1 8b: 38.7 (#188)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena Longer Query | — | 1275 |

## Writing & Preference

- GPT-5.2 Codex: —
- Granite 4.1 8b: 48.3 (#199)

| Benchmark | GPT-5.2 Codex | Granite 4.1 8b |
|---|---|---|
| LMArena Text | — | 1291 |
| LMArena Creative Writing | — | 1249 |
| LMArena Multi-Turn | — | 1269 |

## FAQ

### Is GPT-5.2 Codex better than Granite 4.1 8b?

GPT-5.2 Codex is the stronger model overall, scoring 42.2 to 36.8 on the Noometry Index.

### Is GPT-5.2 Codex or Granite 4.1 8b better for coding?

GPT-5.2 Codex scores higher on coding benchmarks: 45.4 versus 29.9 in the Noometry coding category.

### How many benchmarks do GPT-5.2 Codex and Granite 4.1 8b share?

1 benchmark has published results for both models. GPT-5.2 Codex has 5 scored results on Noometry and Granite 4.1 8b has 13.