Build advanced reasoning agents with ERNIE 4.5 21B A3B Thinking, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.07/1M input and $0.28/1M output tokens, open weights architecture. Access ERNIE 4.5 21B A3B Thinking via the OpenRouter API with up to 66K output tokens.
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ERNIE 4.5 21B A3B Thinking by OpenRouter costs $0.07 per 1M input tokens and $0.28 per 1M output tokens.