ERNIE 4.5 21B A3B Thinking

Name: ERNIE 4.5 21B A3B Thinking
Price: 0.07 USD
Author: Baidu AI

Baidu AI🇨🇳 China

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Baidu's upgraded lightweight MoE model refined to boost reasoning depth and quality. Top-tier performance in logical puzzles, math, science, coding, text generation, and expert-level academic benchmarks.

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Context window131K tokens

Input / 1M tokens$0.07

Output / 1M tokens$0.28

Version History

ernie-4.5-21b-a3b-thinking-2025-10-09majorOctober 9, 2025

Baidu launches ERNIE 4.5 21B A3B Thinking, an upgraded lightweight MoE reasoning model. Top-tier on math, science, and coding benchmarks at $0.07/$0.28 per 1M tokens.