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Baidu

ERNIE 4.5 21B A3B Thinking

ERNIE-4.5-21B-A3B-Thinking is Baidu's upgraded lightweight MoE model, refined to boost reasoning depth and quality for top-tier performance in logical puzzles, math, science, coding, text generation, and expert-level academic benchmarks.

Input / 1M tokens
$0.070
Output / 1M tokens
$0.280
Context window
131K tokens
Provider
Baidu
Knowledge cutoff
2025-03-31

Performance

Median streaming throughput and first-token latency measured by Artificial Analysis.

Output tokens / sec
Time to first token