Key Takeaways
DeepSeek V3.1 Terminus wins:
- Cheaper input tokens
- Cheaper output tokens
- Larger context window
- Higher intelligence benchmark
- Better at coding
- Better at math
- Has reasoning mode
Mistral Medium 3.1 wins:
- Faster response time
- Supports vision
Price Advantage
DeepSeek V3.1 Terminus
Benchmark Advantage
DeepSeek V3.1 Terminus
Context Window
DeepSeek V3.1 Terminus
Speed
Mistral Medium 3.1
Pricing Comparison
Price Comparison
| Metric | DeepSeek V3.1 Terminus | Mistral Medium 3.1 | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.21 | $0.40 | DeepSeek V3.1 Terminus |
| Output (per 1M tokens) | $0.79 | $2.00 | DeepSeek V3.1 Terminus |
| Cache Read (per 1M) | $0.12 | N/A | DeepSeek V3.1 Terminus |
Using a 3:1 input/output ratio, DeepSeek V3.1 Terminus is 56% cheaper overall.
DeepSeek V3.1 Terminus Providers
No provider data available
Mistral Medium 3.1 Providers
No provider data available
Benchmark Comparison
6
Benchmarks Compared
6
DeepSeek V3.1 Terminus Wins
0
Mistral Medium 3.1 Wins
Benchmark Scores
| Benchmark | DeepSeek V3.1 Terminus | Mistral Medium 3.1 | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 28.5 | 21.3 | |
Coding Index Code generation & understanding | 31.9 | 18.3 | |
Math Index Mathematical reasoning | 53.7 | 38.3 | |
MMLU Pro Academic knowledge | 83.6 | 68.3 | |
GPQA Graduate-level science | 75.1 | 58.8 | |
LiveCodeBench Competitive programming | 52.9 | 40.6 |
DeepSeek V3.1 Terminus significantly outperforms in coding benchmarks.
Cost vs Quality
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DeepSeek V3.1 Terminus
Other models
Context & Performance
Context Window
DeepSeek V3.1 Terminus
163,840
tokens
Mistral Medium 3.1
131,072
tokens
DeepSeek V3.1 Terminus has a 20% larger context window.
Speed Performance
| Metric | DeepSeek V3.1 Terminus | Mistral Medium 3.1 | Winner |
|---|---|---|---|
| Tokens/second | 0.0 tok/s | 78.1 tok/s | |
| Time to First Token | 0.00s | 0.42s |
Mistral Medium 3.1 responds Infinity% faster on average.
Capabilities
Feature Comparison
| Feature | DeepSeek V3.1 Terminus | Mistral Medium 3.1 |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | DeepSeek V3.1 Terminus | Mistral Medium 3.1 |
|---|---|---|
| License | Open Source | Proprietary |
| Author | Deepseek | Mistral AI |
| Released | Sep 2025 | Aug 2025 |
DeepSeek V3.1 Terminus Modalities
Input
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Output
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Mistral Medium 3.1 Modalities
Input
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Output
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