Expired50% confidenceFactExact time

The actual code for JustGRPO's training loop is fewer than 60 lines.

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

7/17/2026

First Seen

Valid until: 10/15/2026(expired)

Sources

The Reasoning Trap in Diffusion Language Models: A One-Line Fix for the 'Flexibility' Flaw

Related Claims

UnverifiedGRPO training is 1.3× faster and supports sequence packing by default for computing old/reference log probabilities.68% similar Unverified仅调整 num_workers、pin_memory、prefetch_factor 三个 DataLoader 参数，相同 2000 步训练耗时从 633 秒降至 358 秒，运行时间缩短 43%58% similar

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