Foundation Model

Robot Foundation Models

List of robot foundation models (see Robot Learning Reading Group for comprehensive list):

• RT-1-X (35M parameters)
• RT-2-X is 55B parameters
• OpenVLA
• Octo
• pi0
• pi0.5
• RDT-1B
• GROOT N1
• Robix A Unified Model for Robot Interaction Reasoning and Planning by ByteDance
• GR-2
  • GR3 Technical Report

3d models

• FP3

Resources

• State of VLA Research at ICLR 2026

Other

• VC-1 by Meta? When using natural language to specify tasks, Octo outperforms RT-1-X.

A Taxonomy for Evaluating Generalist Robot Policies

Related

• Foundation Model