arXivWoongyeng Yeo, Yumin Choi, Taekyung Ki, Sung Ju HwangSun, May 17, 2026, 10:34 PM PDT

score 16.8

Training AI agents faster by fixing only the mistakes that matter

Original: HINT-SD: Targeted Hindsight Self-Distillation for Long-Horizon Agents

Writing ELI5 summary…