On April 30, LMArena released its latest rankings. ERNIE-5.1-Preview ranked No. 1 among Chinese models and No. 13 globally on the LMArena Text leaderboard, demonstrating strong general text capabilities.

ERNIE-5.1-Preview

ERNIE-5.1-Preview also delivered outstanding performances across multiple category leaderboards:

  • Math: #9 globally
  • Legal & Government: #1 globally
  • Business, Management & Financial Ops: #4 globally
  • Software & IT Services: #7 globally

ERNIE-5.1-Preview builds on the pre-training foundation of ERNIE-5.0 while compressing total parameters to approximately 1/3 and active parameters to approximately 1/2, achieving leading performance at its model scale using only about 6% of the pre-training cost of comparable models. Powered by decoupled fully-asynchronous reinforcement learning and scaled agentic post-training, ERNIE-5.1-Preview delivers comprehensive improvements in foundational capabilities, cost-effectiveness, and creative performance.

We welcome you to directly experience the ERNIE series models through https://ernie.baidu.com/.

Moving forward, we will continue to deepen our technical expertise and promote open collaboration, partnering with developers worldwide to drive innovation in the intelligent era.