# GPT-5 Pro vs Pixtral Large

> GPT-5 Pro is the stronger model overall, scoring 46.4 to 32.2 on the Noometry Index. Pixtral Large costs 14× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/gpt-5-pro-vs-pixtral-large
- Last updated: 2026-10-11
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. GPT-5 Pro scores higher in 1 category and Pixtral Large in 0 categories; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where GPT-5 Pro leads 38.9 to 21.7.
- The biggest single-benchmark swing is EnigmaEval: 18.8% for GPT-5 Pro and 0.8% for Pixtral Large.
- Pixtral Large is cheaper at $2 / $6 per million input/output tokens, against $15 / $120 for GPT-5 Pro.
- GPT-5 Pro accepts more context: 400K tokens versus 128K.
- Pixtral Large has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-5 Pro | Pixtral Large |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 46.4 | 32.2 |
| Rank | 64 | 259 |
| Context | 400K | 128K |
| Input $/M | $15 | $2 |
| Output $/M | $120 | $6 |
| Weights | Proprietary | Open |

## Coding

- GPT-5 Pro: 44.0 (#80)
- Pixtral Large: —

| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| WeirdML | 60.4% | — |
| AlgoTune | 1.31 | — |

## Reasoning

- GPT-5 Pro: 38.9 (#62)
- Pixtral Large: 21.7 (#218)

| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| EnigmaEval | 18.8% | 0.8% |
| ARC-AGI-2 | 18.3% | — |
| SimpleBench | 61.6% | — |
| Kagi LLM Benchmark | 76.8% | — |
| ARC-AGI-1 | 70.2% | — |
| Epoch Capabilities Index | 150.28 | — |

## Math

- GPT-5 Pro: 48.5 (#63)
- Pixtral Large: —

| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| FrontierMath (Tiers 1-3) | 55.8% | — |
| FrontierMath Tier 4 | 19.5% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |

## Knowledge

- GPT-5 Pro: 56.7 (#42)
- Pixtral Large: —

| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| Humanity's Last Exam | 31.6% | — |

## Multimodal

- GPT-5 Pro: —
- Pixtral Large: 30.6 (#111)

| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| LMArena Vision | — | 1089 |

## Writing & Preference

- GPT-5 Pro: —
- Pixtral Large: 32.9 (#278)

| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| EQ-Bench Creative Writing | — | 988 |

## FAQ

### Is GPT-5 Pro better than Pixtral Large?

GPT-5 Pro is the stronger model overall, scoring 46.4 to 32.2 on the Noometry Index. Pixtral Large costs 14× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.

### Which is cheaper, GPT-5 Pro or Pixtral Large?

Pixtral Large is cheaper. It lists at $2 per million input tokens and $6 per million output tokens; GPT-5 Pro lists at $15 and $120.

### Which has the bigger context window?

GPT-5 Pro does, with 400K tokens against 128K.

### How many benchmarks do GPT-5 Pro and Pixtral Large share?

1 benchmark has published results for both models. GPT-5 Pro has 12 scored results on Noometry and Pixtral Large has 3.