Key Takeaways
KAT-Coder-Pro V1 wins:
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Solar Pro 3 wins:
- Cheaper input tokens
- Cheaper output tokens
Price Advantage
Solar Pro 3
Benchmark Advantage
KAT-Coder-Pro V1
Context Window
KAT-Coder-Pro V1
Speed
KAT-Coder-Pro V1
Pricing Comparison
Price Comparison
| Metric | KAT-Coder-Pro V1 | Solar Pro 3 | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.21 | $0.15 | Solar Pro 3 |
| Output (per 1M tokens) | $0.83 | $0.60 | Solar Pro 3 |
| Cache Read (per 1M) | $0.04 | $0.01 | Solar Pro 3 |
Using a 3:1 input/output ratio, Solar Pro 3 is 28% cheaper overall.
KAT-Coder-Pro V1 Providers
AtlasCloud $0.21 (Cheapest)
Novita $0.21 (Cheapest)
StreamLake $0.21 (Cheapest)
Solar Pro 3 Providers
No provider data available
Benchmark Comparison
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Benchmarks Compared
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KAT-Coder-Pro V1 Wins
0
Solar Pro 3 Wins
Benchmark Scores
| Benchmark | KAT-Coder-Pro V1 | Solar Pro 3 | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 36.0 | - | - |
Coding Index Code generation & understanding | 18.3 | - | - |
Math Index Mathematical reasoning | 94.7 | - | - |
MMLU Pro Academic knowledge | 81.3 | - | - |
GPQA Graduate-level science | 76.4 | - | - |
LiveCodeBench Competitive programming | 74.7 | - | - |
KAT-Coder-Pro V1 significantly outperforms in coding benchmarks.
Cost vs Quality
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KAT-Coder-Pro V1
Other models
Context & Performance
Context Window
KAT-Coder-Pro V1
256,000
tokens
Max output: 128,000 tokens
Solar Pro 3
128,000
tokens
KAT-Coder-Pro V1 has a 50% larger context window.
Speed Performance
| Metric | KAT-Coder-Pro V1 | Solar Pro 3 | Winner |
|---|---|---|---|
| Tokens/second | 56.7 tok/s | N/A | |
| Time to First Token | 1.15s | N/A |
Capabilities
Feature Comparison
| Feature | KAT-Coder-Pro V1 | Solar Pro 3 |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | KAT-Coder-Pro V1 | Solar Pro 3 |
|---|---|---|
| License | Open Source | Proprietary |
| Author | Kwaipilot | Upstage |
| Released | Nov 2025 | Jan 2026 |
KAT-Coder-Pro V1 Modalities
Input
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Output
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Solar Pro 3 Modalities
Input
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Output
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