Isaac GR00T
Open VLA foundation model plus Isaac Sim/Lab synthetic data and Jetson Thor runtime.
Full Isaac GR00T record →Head to head
Isaac GR00T vs Phoenix
Isaac GR00T (NVIDIA) and Phoenix (Sanctuary AI) both sit in Robotics. Phoenix shipped more tracked changes in the last 30 days (9 vs 6). Every value below comes from the latest crawl of the vendors' own pages.
| Attribute | Isaac GR00T NVIDIA | Phoenix Sanctuary AI |
|---|---|---|
| Segment | Robotics | Robotics |
| Version | 1.7 | 8th generation |
| Entry cost | Free open-source reference platform and models on GitHub/Hugging Face. | Pricing is not publicly listed; contact sales for inquiries. |
| Pricing tiers | Open Reference Platform / Early Access free | — |
| Model stack | Cosmos Reason · GR00T 1.5 · GR00T 1.6 · GR00T 1.7 · GR00T N1 · GR00T N1.5 · GR00T N1.6 · Isaac GR00T 1.7 | Carbon control system |
| Context window | — | — |
| Public API | ||
| Routes models | ||
| Changes / 30d | 6 | 9 |
| Origin | Global | Global |
| Capabilities | open VLA weights, Isaac Lab training, synthetic motion generation, Jetson Thor deploy, Isaac-Teleop, GR00T-WholeBodyControl, Multimodal Inputs, Action Chunking | 20-DoF hands, Hydraulic actuation, Teleop data collection, Physical AI, Dexterous manipulation, Tactile sensors, Hydraulic hands, Reinforcement learning |
Phoenix
Hydraulic humanoid with high-dexterity hands, trained via its Carbon control system and human teleoperation data.
Full Phoenix record →