Baidu Open-Sources ERNIE Bot 4.5 Series with 10 New AI Models
Baidu Unveils Open-Source ERNIE Bot 4.5 AI Models
Baidu has officially open-sourced its ERNIE Bot 4.5 series, making ten advanced AI models publicly available through platforms like Hugging Face and GitHub. The release includes models with diverse architectures, such as a Mixture of Experts (MoE) configuration with 47B activation parameters and a compact 0.3B dense model.
Technical Specifications and Performance
The models leverage Baidu's PaddlePaddle deep learning framework, achieving an impressive 47% FLOPs utilization rate. Benchmark tests demonstrate exceptional performance in:
- Instruction following
- World knowledge retention
- Visual understanding
- Multimodal reasoning
Developer Resources and Deployment
Baidu provides comprehensive resources for implementation:
- Apache 2.0 licensed weights for research and commercial use
- ERNIEKit for model fine-tuning
- FastDeploy for cross-platform inference
- API access via Baidu Intelligent Cloud Qianfan Platform
The open-source package includes pre-trained weights, inference code, and technical documentation available on:
Key Points
🌟 10 model variants released June 30, 2025
📈 Multimodal architecture enhances AI comprehension
🛠️ Industrial-grade toolkits lower deployment barriers
🌐 Multi-platform support including Hugging Face and GitHub