Key Takeaways
R1 wins:
- Cheaper input tokens
- Cheaper output tokens
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Kimi K2 Thinking wins:
- Larger context window
Price Advantage
R1
Benchmark Advantage
R1
Context Window
Kimi K2 Thinking
Speed
R1
Pricing Comparison
Benchmark Comparison
Context & Performance
Capabilities
Feature Comparison
| Feature | R1 | Kimi K2 Thinking |
|---|---|---|
Vision (Image Input) | ||
Tool/Function Calls | ||
Reasoning Mode | ||
Audio Input | ||
Audio Output | ||
PDF Input | ||
Prompt Caching | ||
Web Search |
License & Release
| Property | R1 | Kimi K2 Thinking |
|---|---|---|
| License | Proprietary | Open Source |
| Author | Deepseek | Moonshotai |
| Released | Jan 2025 | Nov 2025 |
R1 Modalities
Input
text
Output
text
Kimi K2 Thinking Modalities
Input
text
Output
text