Baidu Opens Weights for New 280B Parameter ERNIE 5.5 Flash Base Model

Baidu has released the raw weights of its ERNIE-5.5-Flash-Base model for public research, featuring 280B total parameters with 14B activated per token and a 1M token context window. The model achieved an 82.3% pass rate on the HumanEval+ benchmark and is available on Hugging Face and ModelScope, with a vLLM-ERNIE plugin supporting deployment on Nvidia GB200 and H100 hardware.