Key Takeaways
Gemini 3 Pro Preview wins:
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports vision
- Has reasoning mode
Devstral Medium wins:
- Cheaper input tokens
- Cheaper output tokens
Price Advantage
Devstral Medium
Benchmark Advantage
Gemini 3 Pro Preview
Context Window
Gemini 3 Pro Preview
Speed
Gemini 3 Pro Preview
Pricing Comparison
Price Comparison
| Metric | Gemini 3 Pro Preview | Devstral Medium | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $2.00 | $0.40 | Devstral Medium |
| Output (per 1M tokens) | $12.00 | $2.00 | Devstral Medium |
| Cache Read (per 1M) | $200000.00 | N/A | Gemini 3 Pro Preview |
| Cache Write (per 1M) | $375000.00 | N/A | Gemini 3 Pro Preview |
Using a 3:1 input/output ratio, Devstral Medium is 82% cheaper overall.
Gemini 3 Pro Preview Providers
Google AI Studio $2.00 (Cheapest)
Google $2.00 (Cheapest)
Devstral Medium Providers
Mistral $0.40 (Cheapest)
Benchmark Comparison
7
Benchmarks Compared
6
Gemini 3 Pro Preview Wins
0
Devstral Medium Wins
Benchmark Scores
| Benchmark | Gemini 3 Pro Preview | Devstral Medium | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 48.4 | 18.6 | |
Coding Index Code generation & understanding | 46.5 | 15.9 | |
Math Index Mathematical reasoning | 95.7 | 4.7 | |
MMLU Pro Academic knowledge | 89.8 | 70.8 | |
GPQA Graduate-level science | 90.8 | 49.2 | |
LiveCodeBench Competitive programming | 91.7 | 33.7 | |
AIME Competition math | - | 6.7 | - |
Gemini 3 Pro Preview significantly outperforms in coding benchmarks.
Cost vs Quality
X-axis:
Y-axis:
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Gemini 3 Pro Preview
Other models
Context & Performance
Context Window
Gemini 3 Pro Preview
1,048,576
tokens
Max output: 65,536 tokens
Devstral Medium
131,072
tokens
Gemini 3 Pro Preview has a 88% larger context window.
Speed Performance
| Metric | Gemini 3 Pro Preview | Devstral Medium | Winner |
|---|---|---|---|
| Tokens/second | 132.8 tok/s | 112.6 tok/s | |
| Time to First Token | 30.65s | 0.44s |
Gemini 3 Pro Preview responds 18% faster on average.
Capabilities
Feature Comparison
| Feature | Gemini 3 Pro Preview | Devstral Medium |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Gemini 3 Pro Preview | Devstral Medium |
|---|---|---|
| License | Proprietary | Open Source |
| Author | Mistral AI | |
| Released | Nov 2025 | Jul 2025 |
Gemini 3 Pro Preview Modalities
Input
textimagefileaudiovideo
Output
text
Devstral Medium Modalities
Input
text
Output
text