Doubao Pro vs ERNIE 4.0
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 ERNIE 4.0.
Doubao Pro
Doubao Pro (θ±ε 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.
ERNIE 4.0
ERNIE 4.0 (ζεΏδΈθ¨ 4.0) is Baidu's most advanced large language model, representing the culmination of Baidu's decades of search and NLP expertise. Built on Baidu's proprietary knowledge-enhanced pre-training architecture, ERNIE 4.0 integrates deep understanding of Chinese language, culture, and domain-specific knowledge. It achieves GPT-4-class performance on comprehensive Chinese-language benchmarks spanning language understanding, reasoning, mathematics, and code generation. ERNIE 4.0 powers Baidu's Wenxin Yiyan consumer chatbot and is available via Baidu AI Cloud API for enterprise integrations.
Technical Specifications
| Specification | Doubao Pro | ERNIE 4.0 |
|---|---|---|
| Provider | ByteDance | Baidu |
| Context Window | 256,000 tokens | 128,000 tokens |
| Agent Suitability | 86/100 | 87/100 |
| Time to First Token (TTFT) | 300 ms | 380 ms |
| Deployment Model | managed api | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2026-01-15 | 2025-08-30 |
API Pricing Comparison
Input Price per Million Tokens
Doubao Pro
$0.80
ERNIE 4.0
$1.20
Output Price per Million Tokens
Doubao Pro
$1.60
ERNIE 4.0
$2.40
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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
- βΈMassive user base β one of the most deployed Chinese models in production
- βΈAPI available through Volcano Engine β requires Chinese enterprise registration
ERNIE 4.0 Quirks & Gotchas
- βΈSuperior Chinese-language understanding β best-in-class for China-market applications
- βΈAPI requires Baidu Cloud account with Chinese phone verification