# GPT-5.1-Codex vs Wizardlm 70b

> GPT-5.1-Codex is the stronger model overall, scoring 38.6 to 33.0 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-5-1-codex-vs-wizardlm-70b
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where GPT-5.1-Codex leads 41.9 to 31.4.
- Wizardlm 70b has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Noometry Index | 38.6 | 33.0 |
| Rank | 186 | 249 |
| Context | 400K | — |
| Input $/M | $1.25 | — |
| Output $/M | $10 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-5.1-Codex: 41.9 (#116)
- Wizardlm 70b: 31.4 (#285)

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| SWE-bench Verified (bash only) | 66% | — |
| LMArena WebDev | 1337 | — |
| LMArena Coding | — | 1081 |
| ALE-Bench | 1,245 | — |

## Agentic & Tool Use

- GPT-5.1-Codex: 38.0 (#33)
- Wizardlm 70b: —

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| Terminal-Bench | 60.4% | — |
| METR Time Horizons | 70.8% | — |

## Reasoning

- GPT-5.1-Codex: —
- Wizardlm 70b: 20.7 (#234)

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| LMArena Hard Prompts | — | 1079 |

## Math

- GPT-5.1-Codex: 30.3 (#235)
- Wizardlm 70b: 32.2 (#218)

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| ProofBench | 9% | — |
| LMArena Math | — | 1116 |

## Multilingual

- GPT-5.1-Codex: —
- Wizardlm 70b: 29.6 (#265)

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| LMArena Non-English | — | 1078 |
| LMArena Chinese | — | 1052 |
| LMArena German | — | 1083 |
| LMArena Russian | — | 1155 |

## Instruction Following

- GPT-5.1-Codex: —
- Wizardlm 70b: 56.3 (#273)

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| LMArena Instruction Following | — | 1093 |

## Long Context

- GPT-5.1-Codex: —
- Wizardlm 70b: 33.3 (#263)

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| LMArena Longer Query | — | 1097 |

## Writing & Preference

- GPT-5.1-Codex: —
- Wizardlm 70b: 34.8 (#269)

| Benchmark | GPT-5.1-Codex | Wizardlm 70b |
|---|---|---|
| LMArena Text | — | 1120 |
| LMArena Creative Writing | — | 1149 |
| LMArena Multi-Turn | — | 1108 |

## FAQ

### Is GPT-5.1-Codex better than Wizardlm 70b?

GPT-5.1-Codex is the stronger model overall, scoring 38.6 to 33.0 on the Noometry Index.

### Is GPT-5.1-Codex or Wizardlm 70b better for coding?

GPT-5.1-Codex scores higher on coding benchmarks: 41.9 versus 31.4 in the Noometry coding category.

### How many benchmarks do GPT-5.1-Codex and Wizardlm 70b share?

0 benchmarks have published results for both models. GPT-5.1-Codex has 6 scored results on Noometry and Wizardlm 70b has 12.