RoboAtlas
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← π₀

Physical Intelligence

π₀.₅

π₀.₅

Checkpoint

Upgraded π₀ model for open-world generalization.

Specifications

Architecture components
Flow-matching action expert
Source · lerobot
Backbone
PaliGemma vision-language backbone with flow-matching action expert
Source · lerobot
Frameworks
openpi / LeRobot
Source · lerobot
Input modalities
Language instruction
Source · lerobot
Input modalities
RGB camera images
Source · lerobot
Input modalities
Robot state / proprioception
Source · lerobot
Languages
English
Source · lerobot
Model type
Vision-language-action model
Source · lerobot
Output action space
Continuous robot action chunks
Source · lerobot
Parameter count
4B parameters
Source · lerobot
Pipeline task
Robotics
Source · lerobot

Lineage

Unknown

Architecture & I/O

trajectory · continuous

Unknown

Continuous robot action chunks

Source · lerobot

Default checkpoint

lerobot/pi05_libero

openGemma Terms of Use
Checkpoint

Other releases

3

published checkpoints

openpi π₀.₅ baselerobot/pi05_liberolerobot/pi05_libero_finetuned

Supported robots

No verified robot compatibility recorded.

Benchmark results

No published benchmark results.

Training data

Resources

documentation · LeRobot π₀.₅ documentationrepository · openpi official repositoryhub · lerobot/pi05_libero model cardweights · lerobot/pi05_libero model card
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