# Mistral 7B vs o1

> o1 is the stronger model overall, scoring 40.9 to 23.0 on the Noometry Index. Mistral 7B costs 105× less per token, which makes it the better buy when o1's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/mistral-7b-vs-o1
- Last updated: 2026-10-11
- Shared benchmarks: 24

## Summary

- They share 24 benchmarks with published results for both. Mistral 7B scores higher in 0 categories and o1 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where o1 leads 41.5 to 7.4.
- The biggest single-benchmark swing is MATH Level 5: 3.7% for Mistral 7B and 94.7% for o1.
- Mistral 7B is cheaper at $0.25 / $0.25 per million input/output tokens, against $15 / $60 for o1.
- o1 accepts more context: 200K tokens versus 8K.
- Mistral 7B has downloadable open weights; the other is API-only.

## Snapshot

| | Mistral 7B | o1 |
|---|---|---|
| Provider | Mistral AI | OpenAI |
| Noometry Index | 23.0 | 40.9 |
| Rank | 351 | 143 |
| Context | 8K | 200K |
| Input $/M | $0.25 | $15 |
| Output $/M | $0.25 | $60 |
| Weights | Open | Proprietary |

## Coding

- Mistral 7B: 26.4 (#326)
- o1: 46.1 (#70)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| LMArena Coding | 1082 | 1367 |
| HumanEval+ | 36% | 89% |
| MBPP+ | 42.1% | 80.2% |
| Aider Polyglot | — | 61.7% |
| WeirdML | — | 47.6% |
| BigCodeBench Instruct | 19.5% | — |
| LiveBench Coding | — | 69.7% |
| BigCodeBench Complete | 27.3% | — |
| CadEval | — | 56% |

## Agentic & Tool Use

- Mistral 7B: —
- o1: 24.6 (#117)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| Cybench | — | 10% |
| METR Time Horizons | — | 51.1% |

## Reasoning

- Mistral 7B: 13.1 (#336)
- o1: 27.9 (#111)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| Chess Puzzles | 0% | 15% |
| LMArena Hard Prompts | 1067 | 1371 |
| DTBench | 42.5% | 74.7% |
| Epoch Capabilities Index | 112.21 | 141.91 |
| SimpleBench | — | 41.7% |
| ARC-AGI-1 | — | 30.7% |
| EnigmaEval | — | 5.7% |
| LiveBench Reasoning | — | 91.6% |
| LiveBench Data Analysis | — | 65.5% |
| LMCA | — | 22.3% |
| Adversarial NLI | 47.1% | — |
| BIG-Bench Hard | 56.1% | — |
| HellaSwag | 81% | — |
| LiveBench | — | 75.7% |
| PIQA | 83% | — |
| WinoGrande | 75.3% | — |

## Math

- Mistral 7B: 8.1 (#325)
- o1: 36.1 (#175)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 0.3% | 73.3% |
| LMArena Math | 1085 | 1388 |
| MATH Level 5 | 3.7% | 94.7% |
| FrontierMath (Tiers 1-3) | — | 14.7% |
| LiveBench Math | — | 80.3% |
| FrontierMath (Feb 2025 set) | — | 9.3% |
| GSM8K | 54.4% | — |

## Knowledge

- Mistral 7B: 7.4 (#311)
- o1: 41.5 (#110)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| GPQA Diamond | 15.2% | 76.8% |
| LMArena Expert | 1036 | 1361 |
| Humanity's Last Exam | — | 8% |
| SimpleQA Verified | — | 41.1% |
| Confabulations | — | 11.7% |
| ARC (AI2) Challenge | 78.6% | — |
| BoolQ | 87.4% | — |
| MMLU | 62.5% | — |
| OpenBookQA | 79.8% | — |
| TriviaQA | 75.2% | — |

## Multimodal

- Mistral 7B: —
- o1: 34.2 (#93)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| LMArena Vision | — | 1168 |
| GeoBench | — | 80% |
| VPCT | — | 37% |
| SpatialViz-Bench | — | 41.4% |

## Multilingual

- Mistral 7B: 25.8 (#283)
- o1: 48.6 (#142)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| LMArena Non-English | 1012 | 1358 |
| LMArena Chinese | 1009 | 1394 |
| LMArena French | 1037 | 1344 |
| LMArena German | 987 | 1337 |
| LMArena Japanese | 878 | 1346 |
| LMArena Russian | 1018 | 1356 |
| LMArena Spanish | 1026 | 1345 |
| LMArena Korean | — | 1396 |

## Instruction Following

- Mistral 7B: 54.2 (#280)
- o1: 74.8 (#86)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| LMArena Instruction Following | 1060 | 1367 |
| LiveBench Instruction Following | — | 81.5% |

## Long Context

- Mistral 7B: 32.2 (#271)
- o1: 50.3 (#9)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| LMArena Longer Query | 1060 | 1378 |
| Fiction.LiveBench | — | 83.3% |

## Writing & Preference

- Mistral 7B: 30.7 (#286)
- o1: 55.6 (#144)

| Benchmark | Mistral 7B | o1 |
|---|---|---|
| LMArena Text | 1090 | 1366 |
| LMArena Creative Writing | 1068 | 1348 |
| LMArena Multi-Turn | 1062 | 1369 |
| Short-Story Creative Writing | — | 70.2% |
| LiveBench Language | — | 65.4% |

## FAQ

### Is Mistral 7B better than o1?

o1 is the stronger model overall, scoring 40.9 to 23.0 on the Noometry Index. Mistral 7B costs 105× less per token, which makes it the better buy when o1's lead doesn't matter for your workload.

### Which is cheaper, Mistral 7B or o1?

Mistral 7B is cheaper. It lists at $0.25 per million input tokens and $0.25 per million output tokens; o1 lists at $15 and $60.

### Is Mistral 7B or o1 better for coding?

o1 scores higher on coding benchmarks: 46.1 versus 26.4 in the Noometry coding category.

### Which has the bigger context window?

o1 does, with 200K tokens against 8K.

### How many benchmarks do Mistral 7B and o1 share?

24 benchmarks have published results for both models. Mistral 7B has 37 scored results on Noometry and o1 has 52.