ERNIE 5.1

Available

BaiduFrontierProprietary

Baidu's sparse-MoE flagship and the first Chinese model to reach the global LMArena top tier, reportedly trained at roughly 6% of comparable frontier pre-training cost. Text-only across Chinese and English with a 128K-token context; hosted via Baidu Qianfan with an OpenAI-compatible API.

Official page ↗

Specifications

License: Proprietary
Weights: Not released
Architecture: Mixture-of-Experts
Parameters: Undisclosed
Context window: 128K tokens
Max output: —
Knowledge cutoff: —
Price (in / out, $/M): $0.59 / $2.65
Modalities: Text

Benchmarks

No benchmark scores recorded yet. Spotted some? Submit a correction.

Vendor-reported figures are claims until independently verified. See methodology.