EN

X Square Robot

WALL-OSS Flow

WALL-OSS Flow

Checkpoint

WALL-OSS checkpoint with a Qwen2.5-VL backbone and flow-matching actions.

Specifications

Architecture components: Flow-matching action expert
Backbone: Qwen2.5-VL with flow-matching action head
Frameworks: LeRobot / PyTorch
Input modalities: Language instruction
Input modalities: RGB camera images
Input modalities: Robot state / proprioception
Languages: English
Model type: Vision-language-action model
Output action space: Continuous robot action chunks
Parameter count: 4.2240B parameters
Pipeline task: Robotics

Lineage

Unknown

Architecture & I/O

trajectory · continuous

Unknown

Continuous robot action chunks

Source · x-square-robot

Default checkpoint

x-square-robot/wall-oss-flow

openUnknown

Other releases

1

published checkpoints

Supported robots

No verified robot compatibility recorded.

Benchmark results

No published benchmark results.

Deployment

LeRobot / PyTorch · NVIDIA GPU

bfloat16 · unknown

Source · x-square-robot

Resources

documentation · LeRobot walloss documentation weights · x-square-robot/wall-oss-flow model card

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