Robot maker · registered
Hello Robot
Mobile manipulation platform (Stretch 4) running ROS 2 with Python SDK; ships with autonomous mapping, navigation, and self-charging; integrates VLM-based grasping and 3D SLAM; open-source design enabling community-driven AI development for assistive, research, and enterprise use cases.
Company overview
Identity and operating footprint
Robot models
Specifications remain vendor-claimed
Stretch 3
- DexWrist standard (included), Stretch Gripper 3 opens 40% wider than prior grippers
vendor-stated gripper improvements in Stretch 3 vs prior generation
Claim source - Intel RealSense D435if depth camera in gripper for eye-in-hand manipulation
vendor-stated depth sensor enabling in-hand visual feedback
Claim source
Stretch 4
- 2.5 kg payload (arm extended); 4 kg payload (arm retracted)
vendor-stated maximum payload at full extension and retracted positions
Claim source - 8-hour runtime with 512 Wh LiFePO4 quick-swap battery under light CPU load
vendor-stated battery operating time
Claim source - 55 cm horizontal reach + 6 cm wrist extension
vendor-stated arm reach
Claim source - 160 cm height, 45 cm diameter base footprint; 46 kg total weight
vendor-stated physical dimensions and weight
Claim source - $29,950 list price
vendor-stated purchase price as of May 2026
Claim source
Funding history
Publicly announced rounds
Grant
Round sourceGrant
Round sourceCompany timeline
Milestones and announcements
Source ledger
9 unique public sources