Swift-Qwen3.8-27B Reduces Thinking Tokens by 58% with 1.95x Speedup

UkisAI released Swift-Qwen3.8-27B, a post-trained model that uses on-policy distillation to penalize overthinking tokens. The model achieves a 1.95x speed increase and 58% fewer reasoning tokens while maintaining accuracy within 1% of the original Qwen 3.8 27B.