Model comparison
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.
Last verified . 1 shared benchmarks.
Mistral AISummary
- 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.
Side by side
| GPT-5 Pro | Pixtral Large | |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 46.4 | 32.2 |
| Released | 2025-10-06 | 2024-11-01 |
| Weights | Proprietary | Open |
| Context window | 400K | 128K |
| Max output | 272K | 128K |
| Input $ / M tokens | $15 | $2 |
| Output $ / M tokens | $120 | $6 |
| Results tracked | 12 | 3 |
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Category by category
Coding Not comparable
GPT-5 Pro: 44.0 (#80), Pixtral Large: —
Reasoning GPT-5 Pro leads
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 Not comparable
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 Not comparable
GPT-5 Pro: 56.7 (#42), Pixtral Large: —
| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| Humanity's Last Exam | 31.6% | — |
Multimodal Not comparable
GPT-5 Pro: —, Pixtral Large: 30.6 (#111)
| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| LMArena Vision | — | 1089 |
Writing & Preference Not comparable
GPT-5 Pro: —, Pixtral Large: 32.9 (#278)
| Benchmark | GPT-5 Pro | Pixtral Large |
|---|---|---|
| EQ-Bench Creative Writing | — | 988 |
Frequently asked questions
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.