Doubao Pro vs Kimi K2 Thinking
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Doubao Pro and Kimi K2 Thinking.
Doubao Pro
Doubao Pro (่ฑๅ Pro) is ByteDance's flagship large language model, powering the Doubao AI assistant used by over 100 million monthly active users in China. Built by ByteDance's Seed team, Doubao Pro achieves top-tier results on Chinese-language benchmarks, excelling at long-context understanding, multimodal reasoning, and creative writing. Its architecture is optimized for the massive scale of ByteDance's inference infrastructure, enabling cost-efficient deployment across Douyin, TikTok, and enterprise API customers via Volcano Engine.
Kimi K2 Thinking
Kimi K2 Thinking is Moonshot AIโs most advanced open reasoning model to date, extending the K2 series into agentic, long-horizon reasoning. Built on the trillion-parameter Mixture-of-Experts (MoE) architecture introduced in...
Technical Specifications
| Specification | Doubao Pro | Kimi K2 Thinking |
|---|---|---|
| Provider | ByteDance | Moonshot AI |
| Context Window | 256,000 tokens | 262,144 tokens |
| Agent Suitability | 86/100 | N/A |
| Time to First Token (TTFT) | 300 ms | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2026-01-15 | 2025-11-06 |
API Pricing Comparison
Input Price per Million Tokens
Doubao Pro
$0.80
Kimi K2 Thinking
$0.60
Output Price per Million Tokens
Doubao Pro
$1.60
Kimi K2 Thinking
$2.50
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Doubao Pro Quirks & Gotchas
- โธMassive user base โ one of the most deployed Chinese models in production
- โธAPI available through Volcano Engine โ requires Chinese enterprise registration
Kimi K2 Thinking Quirks & Gotchas
No developer gotchas reported.