Key Takeaways
Mistral Small 3.1 24B wins:
- Cheaper input tokens
- Cheaper output tokens
- Faster response time
GPT-5.2 Pro wins:
- Larger context window
- Higher intelligence benchmark
- Better at coding
- Better at math
Price Advantage
Mistral Small 3.1 24B
Benchmark Advantage
GPT-5.2 Pro
Context Window
GPT-5.2 Pro
Speed
Mistral Small 3.1 24B
Pricing Comparison
Price Comparison
| Metric | Mistral Small 3.1 24B | GPT-5.2 Pro | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.03 | $21.00 | Mistral Small 3.1 24B |
| Output (per 1M tokens) | $0.11 | $168.00 | Mistral Small 3.1 24B |
| Cache Read (per 1M) | $15000.00 | N/A | Mistral Small 3.1 24B |
Using a 3:1 input/output ratio, Mistral Small 3.1 24B is 100% cheaper overall.
Mistral Small 3.1 24B Providers
Chutes $0.03 (Cheapest)
Cloudflare $0.35
GPT-5.2 Pro Providers
OpenAI $21.00 (Cheapest)
Benchmark Comparison
7
Benchmarks Compared
0
Mistral Small 3.1 24B Wins
6
GPT-5.2 Pro Wins
Benchmark Scores
| Benchmark | Mistral Small 3.1 24B | GPT-5.2 Pro | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 14.0 | 51.2 | |
Coding Index Code generation & understanding | 13.9 | 48.7 | |
Math Index Mathematical reasoning | 3.7 | 99.0 | |
MMLU Pro Academic knowledge | 65.9 | 87.4 | |
GPQA Graduate-level science | 45.4 | 90.3 | |
LiveCodeBench Competitive programming | 21.2 | 88.9 | |
AIME Competition math | 9.3 | - | - |
GPT-5.2 Pro significantly outperforms in coding benchmarks.
Cost vs Quality
X-axis:
Y-axis:
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Mistral Small 3.1 24B
Other models
Context & Performance
Context Window
Mistral Small 3.1 24B
131,072
tokens
Max output: 131,072 tokens
GPT-5.2 Pro
400,000
tokens
Max output: 128,000 tokens
GPT-5.2 Pro has a 67% larger context window.
Speed Performance
| Metric | Mistral Small 3.1 24B | GPT-5.2 Pro | Winner |
|---|---|---|---|
| Tokens/second | 104.2 tok/s | 98.3 tok/s | |
| Time to First Token | 0.29s | 46.57s |
Capabilities
Feature Comparison
| Feature | Mistral Small 3.1 24B | GPT-5.2 Pro |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Mistral Small 3.1 24B | GPT-5.2 Pro |
|---|---|---|
| License | Open Source | Proprietary |
| Author | Mistral AI | OpenAI |
| Released | Mar 2025 | Dec 2025 |
Mistral Small 3.1 24B Modalities
Input
textimage
Output
text
GPT-5.2 Pro Modalities
Input
imagetextfile
Output
text