Head to head

Phoenix vs Isaac GR00T

Phoenix (Sanctuary AI) and Isaac GR00T (NVIDIA) both sit in Robotics. Isaac GR00T shipped more tracked changes in the last 30 days (9 vs 7). Every value below comes from the latest crawl of the vendors' own pages.

AttributePhoenix

Sanctuary AI

Isaac GR00T

NVIDIA

SegmentRoboticsRobotics
VersionPhoenixn1.7-release
Entry costPricing is not public; commercial inquiries only.Free and open-source under a commercial license
Pricing tiers—Open Source / Commercial License free
Model stackCarbon control system · Phoenix AI · Phoenix AI Control System · Physical AICosmos Reason · GR00T 1.5 · GR00T 1.6 · GR00T 1.6.1 · GR00T 1.7 · GR00T N1 · GR00T N1 (GR00T 1.5 / 1.6) · GR00T N1 (N1-release) · GR00T N1.5 · GR00T N1.6 · Isaac GR00T 1.5 · Isaac GR00T 1.6 · Isaac GR00T 1.7
Context window——
Public API
Routes models
Changes / 30d79
OriginGlobalGlobal
Capabilities20-DoF hands, Hydraulic actuation, Teleop data collection, Physical AI, Dexterous manipulation, Tactile sensors, Hydraulic hands, Reinforcement learningopen VLA weights, Isaac Lab training, synthetic motion generation, Jetson Thor deploy, Isaac-Teleop, GR00T-WholeBodyControl, Multimodal Inputs, Action Chunking

Phoenix

Hydraulic humanoid with high-dexterity hands, trained via its Carbon control system and human teleoperation data.

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