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Open-weight model · Robotics

pi05_g1_23_pick_leftmost_v2

by JingwuLuo JingwuLuo/pi05_g1_23_pick_leftmost_v2

pi05_g1_23_pick_leftmost_v2 is an open-weight model for robotics from JingwuLuo. Its published files total 7.2 GB.

A π0.5 (openpi) policy fine-tuned for Unitree G123 + Dex1-1. The task is to pick up the leftmost object of the requested type in the target area. Only the left arm moves; the right arm stays at its initial pose.

Parameters—
Context—
Weights7.2 GB
License—
AccessOpen weights
Monthly Downloads—

Model Card

A π0.5 (openpi) policy fine-tuned for Unitree G123 + Dex1-1. The task is to pick up the leftmost object of the requested type in the target area. Only the left arm moves; the right arm stays at its initial pose. This is the openpi checkpoint from step 19999, the final step. It contains params/ (the weights) and assets/ (norm stats). The optimizer state (trainstate/) is not included. The model was trained on exactly two prompts. Pass them verbatim at inference time: The policy also accepts JPEG bytes for the images; they are decoded as BGR and converted to RGB. Images are resized to 224×224 inside the model. In the raw data, this is the concatenation of states/actions → leftarm.qpos(5) +…

Excerpt from the card by JingwuLuo.

Identity and Version

Repository
JingwuLuo/pi05_g1_23_pick_leftmost_v2
Publisher
JingwuLuo
Task
Robotics
Modality
Control
Library
openpi
Parameters
Not stated by the source
Languages
vla
Revision
5638304fd6455e4e47c083385226421ed439b5c3
First published
2026-10-03
Last updated
2026-10-03

Files and Weights

17 files, 7.2 GB in total.

Configuration1 file · 2.9 KB
Documentation1 file · 4.7 KB
Other14 files · 7.2 GB
Repository1 file · 2.0 KB
Every file
FileTypeSizeSHA-256
assets/pick-leftmost-v2-g1-23/norm_stats.jsonConfiguration2.9 KB —
README.mdDocumentation4.7 KB —
_CHECKPOINT_METADATAOther426 B —
params/_METADATAOther28.2 KB —
params/_shardingOther18.0 KB —
params/array_metadatas/process_0Other10.9 KB —
params/d/2f8e5c36bded13fe1ee582a439e64050Other17.1 KB —
params/manifest.ocdbtOther120 B —
params/ocdbt.process_0/d/10f5350464fc041fa49fcd8f6a42f444Other4.0 MB 87a7ae6ebe61
params/ocdbt.process_0/d/1a5b56ccb7b1bae6a8a07d401a7558b6Other2.2 GB a95f24ca0da1
params/ocdbt.process_0/d/5dd83c32a580f8feaa67153eb7f731feOther2.3 GB 32900d539625
params/ocdbt.process_0/d/9df029bce6b6248ea562e781b1d35d10Other740.4 MB 27d642ad8fe0
params/ocdbt.process_0/d/b4a3a3352e89919973389c11e79b404dOther217 B —
params/ocdbt.process_0/d/dbd20562bd037470c55a486019be1d76Other1.9 GB a257a6505943
params/ocdbt.process_0/d/df7fe6a1a121c4e51e9c1838116bcbd5Other1.3 KB —
params/ocdbt.process_0/manifest.ocdbtOther320 B —
.gitattributesRepository2.0 KB —

License and Download

License
Not stated by the source
Access
Open weights, no gate
Download from JingwuLuo

Released by JingwuLuo through its official repository on Hugging Face.

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