Model comparison
GPT-5.2 Pro vs Mistral Small 4
GPT-5.2 Pro has enough public results to be ranked (#34); Mistral Small 4 does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in reasoning, where GPT-5.2 Pro leads 51.8 to 21.2.
- Mistral Small 4 is cheaper at $0.075 / $0.30 per million input/output tokens, against $21 / $168 for GPT-5.2 Pro.
- GPT-5.2 Pro accepts more context: 400K tokens versus 262K.
- Mistral Small 4 has downloadable open weights; the other is API-only.
Side by side
| GPT-5.2 Pro | Mistral Small 4 | |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 52.2 | 30.2 |
| Released | 2025-12-11 | — |
| Weights | Proprietary | Open |
| Context window | 400K | 262K |
| Max output | 128K | 210K |
| Input $ / M tokens | $21 | $0.075 |
| Output $ / M tokens | $168 | $0.30 |
| Results tracked | 8 | 1 |
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Category by category
Reasoning GPT-5.2 Pro leads
GPT-5.2 Pro: 51.8 (#31), Mistral Small 4: 21.2
| Benchmark | GPT-5.2 Pro | Mistral Small 4 |
|---|---|---|
| ARC-AGI-2 | 54.2% | — |
| SimpleBench | 57.4% | — |
| Kagi LLM Benchmark | — | 40.5% |
| NYT Connections (extended) | 79.3% | — |
| ARC-AGI-1 | 90.5% | — |
| Epoch Capabilities Index | 155.41 | — |
Math Not comparable
GPT-5.2 Pro: 64.8 (#23), Mistral Small 4: —
| Benchmark | GPT-5.2 Pro | Mistral Small 4 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 74% | — |
| FrontierMath Tier 4 | 46% | — |
| FrontierMath Tier 4 (v1) | 31.3% | — |
Frequently asked questions
Is GPT-5.2 Pro better than Mistral Small 4?
GPT-5.2 Pro has enough public results to be ranked (#34); Mistral Small 4 does not yet, so treat this comparison as directional.
Which is cheaper, GPT-5.2 Pro or Mistral Small 4?
Mistral Small 4 is cheaper. It lists at $0.075 per million input tokens and $0.30 per million output tokens; GPT-5.2 Pro lists at $21 and $168.
Which has the bigger context window?
GPT-5.2 Pro does, with 400K tokens against 262K.
How many benchmarks do GPT-5.2 Pro and Mistral Small 4 share?
0 benchmarks have published results for both models. GPT-5.2 Pro has 8 scored results on Noometry and Mistral Small 4 has 1.