ERNIE 4.5

Model

Native multimodal flagship family later released with ten open-weight variants.

Releases

Sep 12, 2025ERNIE 4.5 receives PLAS sparse-attention updateERNIE 4.5Model update

Baidu introduced a sparse-attention inference update for faster long-context performance.

Jun 30, 2025ERNIE 4.5 family open weights releasedERNIE 4.5Open weights

Baidu open-sourced ten ERNIE 4.5 variants spanning dense and mixture-of-experts text and vision-language models.

Mar 16, 2025ERNIE 4.5 launchesERNIE 4.5Model release

Baidu released its first flagship native multimodal foundation model.