Baichuan 2 13B

Baichuan's bilingual Chinese-English model with 13B parameters trained on 2.6T high-quality tokens. Supports both Chinese and English with best-in-class performance for its size across general, legal, medical, mathematics, code, and multilingual domains. Features ALiBi position encoding and 4K context window. Achieves 31.6% faster inference than LLaMA-13B. Evaluated on C-Eval, MMLU, and CMMLU benchmarks. Available in Base and Chat variants plus 4-bit quantized version. Outperforms comparable models on authoritative Chinese, English, and multilingual benchmarks. Free for commercial use with email application. Represents strong Chinese language capabilities at accessible model size.