Key Takeaways
Kimi K2 0711 wins:
- No clear advantages in compared metrics
Kimi K2 0905 (exacto) wins:
- Cheaper input tokens
- Cheaper output tokens
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Price Advantage
Kimi K2 0905 (exacto)
Benchmark Advantage
Kimi K2 0905 (exacto)
Context Window
Kimi K2 0905 (exacto)
Speed
Kimi K2 0905 (exacto)
Pricing Comparison
Price Comparison
| Metric | Kimi K2 0711 | Kimi K2 0905 (exacto) | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.55 | $0.40 | Kimi K2 0905 (exacto) |
| Output (per 1M tokens) | $2.20 | $2.00 | Kimi K2 0905 (exacto) |
| Cache Read (per 1M) | $0.15 | $0.15 | Tie |
Using a 3:1 input/output ratio, Kimi K2 0905 (exacto) is 17% cheaper overall.
Kimi K2 0711 Providers
No provider data available
Kimi K2 0905 (exacto) Providers
No provider data available
Benchmark Comparison
8
Benchmarks Compared
1
Kimi K2 0711 Wins
3
Kimi K2 0905 (exacto) Wins
Benchmark Scores
| Benchmark | Kimi K2 0711 | Kimi K2 0905 (exacto) | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 26.3 | 30.9 | |
Coding Index Code generation & understanding | 22.1 | 25.9 | |
Math Index Mathematical reasoning | 57.0 | 57.3 | - |
MMLU Pro Academic knowledge | 82.4 | 81.9 | |
GPQA Graduate-level science | 76.6 | 76.7 | - |
LiveCodeBench Competitive programming | 55.6 | 61.0 | |
Aider Real-world code editing | 59.1 | - | - |
AIME Competition math | 69.3 | - | - |
Kimi K2 0905 (exacto) wins 3 out of 8 benchmarks.
Cost vs Quality
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Kimi K2 0711
Other models
Context & Performance
Context Window
Kimi K2 0711
131,000
tokens
Kimi K2 0905 (exacto)
262,144
tokens
Kimi K2 0905 (exacto) has a 50% larger context window.
Speed Performance
| Metric | Kimi K2 0711 | Kimi K2 0905 (exacto) | Winner |
|---|---|---|---|
| Tokens/second | 40.4 tok/s | 78.4 tok/s | |
| Time to First Token | 1.04s | 0.50s |
Kimi K2 0905 (exacto) responds 94% faster on average.
Capabilities
Feature Comparison
| Feature | Kimi K2 0711 | Kimi K2 0905 (exacto) |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Kimi K2 0711 | Kimi K2 0905 (exacto) |
|---|---|---|
| License | Open Source | Open Source |
| Author | Moonshotai | Moonshotai |
| Released | Jul 2025 | Sep 2025 |
Kimi K2 0711 Modalities
Input
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Output
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Kimi K2 0905 (exacto) Modalities
Input
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Output
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