# GPT-4.1 nano vs Olmo 7b Instruct

> Olmo 7b Instruct is the stronger model overall, scoring 29.7 to 27.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-4-1-nano-vs-olmo-7b-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 10

## Summary

- They share 10 benchmarks with published results for both. GPT-4.1 nano scores higher in 3 categories and Olmo 7b Instruct in 3 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in instruction following, where GPT-4.1 nano leads 68.0 to 49.3.
- Olmo 7b Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| Provider | OpenAI | Allen Institute for AI (Ai2) |
| Noometry Index | 27.7 | 29.7 |
| Rank | 322 | 293 |
| Context | 1.05M | — |
| Input $/M | $0.10 | — |
| Output $/M | $0.40 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-4.1 nano: 23.8 (#325)
- Olmo 7b Instruct: 29.1 (#298)

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| LMArena Coding | 1306 | 1016 |
| Aider Polyglot | 8.9% | — |
| SciCode | 25.9% | — |
| WeirdML | 19% | — |

## Agentic & Tool Use

- GPT-4.1 nano: 26.3 (#98)
- Olmo 7b Instruct: —

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| Berkeley Function Calling Leaderboard | 33% | — |

## Reasoning

- GPT-4.1 nano: 8.6 (#344)
- Olmo 7b Instruct: 18.0 (#273)

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1286 | 993 |
| ARC-AGI-2 | 0% | — |
| Kagi LLM Benchmark | 33.3% | — |
| ARC-AGI-1 | 0% | — |
| CritPt | 0% | — |
| DTBench | 52.5% | — |
| LMCA | 5.5% | — |
| Epoch Capabilities Index | 129.62 | — |

## Math

- GPT-4.1 nano: 25.5 (#246)
- Olmo 7b Instruct: 27.8 (#234)

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| LMArena Math | 1274 | 1018 |
| OTIS Mock AIME 2024-2025 | 28.9% | — |
| Omni-MATH | 36.7% | — |
| MATH Level 5 | 70% | — |
| FrontierMath (Feb 2025 set) | 1% | — |

## Knowledge

- GPT-4.1 nano: 21.8 (#268)
- Olmo 7b Instruct: —

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| GPQA Diamond | 48.9% | — |
| SimpleQA Verified | 6% | — |
| MMLU-Pro | 55% | — |
| GPQA (HELM) | 50.7% | — |
| LMArena Expert | 1272 | — |

## Multimodal

- GPT-4.1 nano: 28.6 (#108)
- Olmo 7b Instruct: —

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| LMArena Vision | 1063 | — |

## Multilingual

- GPT-4.1 nano: 41.8 (#200)
- Olmo 7b Instruct: 24.1 (#286)

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| LMArena Non-English | 1260 | 977 |
| LMArena Chinese | 1270 | 1013 |
| LMArena Russian | 1261 | 946 |
| LMArena German | 1288 | — |
| LMArena Japanese | 1199 | — |

## Instruction Following

- GPT-4.1 nano: 68.0 (#188)
- Olmo 7b Instruct: 49.3 (#296)

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| LMArena Instruction Following | 1267 | 978 |
| IFEval | 84.3% | — |

## Long Context

- GPT-4.1 nano: 23.7 (#291)
- Olmo 7b Instruct: —

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| Fiction.LiveBench | 25% | — |
| LMArena Longer Query | 1283 | — |

## Writing & Preference

- GPT-4.1 nano: 40.7 (#238)
- Olmo 7b Instruct: 26.0 (#298)

| Benchmark | GPT-4.1 nano | Olmo 7b Instruct |
|---|---|---|
| LMArena Text | 1285 | 1032 |
| LMArena Creative Writing | 1260 | 990 |
| LMArena Multi-Turn | 1277 | 1007 |
| EQ-Bench Creative Writing | 946 | — |
| WildBench | 81.2% | — |

## FAQ

### Is GPT-4.1 nano better than Olmo 7b Instruct?

Olmo 7b Instruct is the stronger model overall, scoring 29.7 to 27.7 on the Noometry Index.

### Is GPT-4.1 nano or Olmo 7b Instruct better for coding?

Olmo 7b Instruct scores higher on coding benchmarks: 29.1 versus 23.8 in the Noometry coding category.

### How many benchmarks do GPT-4.1 nano and Olmo 7b Instruct share?

10 benchmarks have published results for both models. GPT-4.1 nano has 38 scored results on Noometry and Olmo 7b Instruct has 10.