Model Overview
Baidu · Active Model
- Long-Context
- API Available
- Production Ready
- Price History Tracked
ERNIE 4.0 (文心一言 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.
- Developer
- Baidu
- Release Date
- August 30, 2025
- Context Window
- 128,000 tokens≈ 171 words
- API Access
- Publicly AvailableIntegrate via official API
- Input Cost
- $1.20per million tokens
- Output Cost
- $2.40per million tokens