TEXT MODEL · Sep 8, 2025

ERNIE-4.5-21B-A3B-Thinking

By Baidu 百度

ERNIE-4.5-21B-A3B-Thinking by Baidu: released Sep 8, 2025; 21B total, 3B active parameters; 128K-token context; open weights under Apache-2.0.

Verified facts

Outside China
Open weights · verified Sep 29, 2026 · Evidence
Open weights
Yes · verified Sep 29, 2026 · Evidence
License
Apache-2.0 · verified Sep 29, 2026 · Evidence
Claim status
Company-reported · verified Sep 29, 2026 · Evidence
Parameters
21B total, 3B active · verified Sep 29, 2026 · Evidence
Context window
131,072 tokens · verified Sep 29, 2026 · Evidence
List price
Not verified yet
Hugging Face
baidu/ERNIE-4.5-21B-A3B-Thinking · verified Sep 29, 2026

Compare current API prices on ModelPriceLab.

Release timeline

No verified events for this model yet.