Key Takeaways
Mistral Small 3.1 24B wins:
- Cheaper input tokens
- Cheaper output tokens
- Supports vision
- Supports tool calls
GPT-OSS-120b wins:
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Price Advantage
Mistral Small 3.1 24B
Benchmark Advantage
GPT-OSS-120b
Context Window
GPT-OSS-120b
Speed
GPT-OSS-120b
Pricing Comparison
Price Comparison
| Metric | Mistral Small 3.1 24B | GPT-OSS-120b | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.03 | $0.04 | Mistral Small 3.1 24B |
| Output (per 1M tokens) | $0.11 | $0.19 | 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 35% cheaper overall.
Mistral Small 3.1 24B Providers
Chutes $0.03 (Cheapest)
Cloudflare $0.35
GPT-OSS-120b Providers
Chutes $0.04 (Cheapest)
SiliconFlow $0.05
Novita $0.05
Clarifai $0.09
Google $0.09
Benchmark Comparison
8
Benchmarks Compared
0
Mistral Small 3.1 24B Wins
6
GPT-OSS-120b Wins
Benchmark Scores
| Benchmark | Mistral Small 3.1 24B | GPT-OSS-120b | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 14.0 | 33.3 | |
Coding Index Code generation & understanding | 13.9 | 28.6 | |
Math Index Mathematical reasoning | 3.7 | 93.4 | |
MMLU Pro Academic knowledge | 65.9 | 80.8 | |
GPQA Graduate-level science | 45.4 | 78.2 | |
LiveCodeBench Competitive programming | 21.2 | 87.8 | |
Aider Real-world code editing | - | 41.8 | - |
AIME Competition math | 9.3 | - | - |
GPT-OSS-120b significantly outperforms in coding benchmarks.
Cost vs Quality
X-axis:
Y-axis:
Loading chart...
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-OSS-120b
131,072
tokens
Speed Performance
| Metric | Mistral Small 3.1 24B | GPT-OSS-120b | Winner |
|---|---|---|---|
| Tokens/second | 104.2 tok/s | 311.5 tok/s | |
| Time to First Token | 0.29s | 0.47s |
GPT-OSS-120b responds 199% faster on average.
Capabilities
Feature Comparison
| Feature | Mistral Small 3.1 24B | GPT-OSS-120b |
|---|---|---|
| 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-OSS-120b |
|---|---|---|
| License | Open Source | Open Source |
| Author | Mistral AI | OpenAI |
| Released | Mar 2025 | Aug 2025 |
Mistral Small 3.1 24B Modalities
Input
textimage
Output
text
GPT-OSS-120b Modalities
Input
text
Output
text