/Tech2d ago

Maksym Andriushchenko says 21,000 downloads of PostTrainBench-Trajectories point to "benchmaxxing," where developers optimize models against benchmark trajectories

Creator Lisan al Gaib expressed concern over the traffic.

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Maksym Andriushchenko@maksym_andr#1168inTech

benchmaxxing on PostTrainBench traces continues 🫣

21k downloads/month, what's happening...

https://huggingface.co/datasets/aisa-group/PostTrainBench-Trajectories

10:10 AM · Jun 8, 2026 · 3K Views
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Users in the replies reacted with dismay to the PostTrainBench-Trajectories Dataset hitting 21K monthly downloads on Hugging Face.

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Nathan Lambert@natolambert

@maksym_andr Could be running the eval in a CI. Rewardbench hit like 500K in a month

benchmaxxing on PostTrainBench traces continues 🫣

21k downloads/month, what's happening...

https://huggingface.co/datasets/aisa-group/PostTrainBench-Trajectories

1dViews 1.5KLikes 10Bookmarks 0
Lisan al Gaib@scaling01

@maksym_andr yikes

benchmaxxing on PostTrainBench traces continues 🫣

21k downloads/month, what's happening...

https://huggingface.co/datasets/aisa-group/PostTrainBench-Trajectories

1dViews 925Likes 2Bookmarks 0