# Chatgpt 4o Latest 20250326 vs Olmo 7b Instruct

> Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 30.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-olmo-7b-instruct
- Last updated: 2026-10-11
- Shared benchmarks: 10

## Summary

- They share 10 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 6 categories and Olmo 7b Instruct in 0 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Chatgpt 4o Latest 20250326 leads 62.6 to 25.8.
- Olmo 7b Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| Provider | OpenAI | Allen Institute for AI (Ai2) |
| Noometry Index | 43.8 | 30.3 |
| Rank | 82 | 295 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Chatgpt 4o Latest 20250326: 41.6 (#122)
- Olmo 7b Instruct: 29.6 (#303)

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Coding | 1413 | 1016 |

## Reasoning

- Chatgpt 4o Latest 20250326: 33.8 (#71)
- Olmo 7b Instruct: 18.8 (#274)

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1424 | 993 |
| Kagi LLM Benchmark | 75% | — |

## Math

- Chatgpt 4o Latest 20250326: 38.6 (#134)
- Olmo 7b Instruct: 30.2 (#237)

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Math | 1407 | 1018 |

## Knowledge

- Chatgpt 4o Latest 20250326: 39.2 (#137)
- Olmo 7b Instruct: —

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| Confabulations | 16.6% | — |
| LMArena Expert | 1401 | — |

## Multimodal

- Chatgpt 4o Latest 20250326: 39.6 (#58)
- Olmo 7b Instruct: —

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Vision | 1243 | — |

## Multilingual

- Chatgpt 4o Latest 20250326: 52.9 (#76)
- Olmo 7b Instruct: 24.0 (#291)

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Non-English | 1419 | 977 |
| LMArena Chinese | 1457 | 1014 |
| LMArena Russian | 1429 | 947 |
| LMArena French | 1446 | — |
| LMArena German | 1423 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |
| LMArena Spanish | 1434 | — |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.0 (#107)
- Olmo 7b Instruct: 49.0 (#301)

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Instruction Following | 1403 | 978 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#107)
- Olmo 7b Instruct: —

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Longer Query | 1413 | — |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.6 (#72)
- Olmo 7b Instruct: 25.8 (#303)

| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 7b Instruct |
|---|---|---|
| LMArena Text | 1429 | 1032 |
| LMArena Creative Writing | 1405 | 990 |
| LMArena Multi-Turn | 1454 | 1007 |
| EQ-Bench Creative Writing | 1501 | — |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than Olmo 7b Instruct?

Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 30.3 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or Olmo 7b Instruct better for coding?

Chatgpt 4o Latest 20250326 scores higher on coding benchmarks: 41.6 versus 29.6 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and Olmo 7b Instruct share?

10 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Olmo 7b Instruct has 10.