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ManufacturerHello Robot IncRobot model · No. 1

Stretch 3

Mobile Robots (AMR) · Embodied AI Deployment

CommercialUSA

Key fact141 cm cm · 2–5 hours hours

Model details

Model specifications

Height141 cm cm

Runtime pr charge2–5 hours hours

Strength2 kg payload kg

Weightweighs only 24.5kg kg

Additional head cameraWide-angle RGB

Audio input4-channel microphone array

Audio outputSpeakers

Auxiliary powerMultiple 12 VDC outputs

AvailabilityAvailable while supplies last / previous-generation product

BaseDifferential drive

Base DOF2

BluetoothYes

ColorWhite / grey / black

ConnectivityWi-Fi 6E, Bluetooth, Ethernet, HDMI, multiple USB ports, auxiliary 12 VDC developer power.

CPU/GPUIntel NUC 12 onboard computer

Current generation statusSuperseded by Stretch 4 in 2026; Stretch 3 available while supplies last

Degrees of freedom, hands1 DOF gripper

Degrees of freedom, overall10 total documented DOF if counting 7 manipulator/base DOF + 1 gripper DOF + 2 head DOF

Dimensions33 × 34 × 141 cm

Docking Station historical priceUSD 995 on the Stretch 3 accessory site.

EthernetYes

FCC complianceFCC Class A compliant

FUNMAPSupported

GripperStretch Gripper 3, compliant grabber

Gripper apertureLarge aperture; exact official numerical value not shown on main page

Gripper cameraIntel RealSense RGB-D

Gripper DOF1

HDMIYes

Head cameraIntel RealSense RGB-D

Head DOF2

Lifetime online supportYes

LLM integrationSupported through external/open AI frameworks, but no built-in proprietary LLM is specified

Main marketRobotics Research; Embodied AI; Education; Assistive Robotics; Human-Robot Interaction; Home Robotics

Manipulator DOF7 total

ManufacturerHello Robot Inc.

MoveIt 2Preliminary support

NationalityAmerican

Nav2Supported

Navigation sensorRPLIDAR A1 laser range finder

Number of fingers2 compliant gripper fingers

OctoMapSupported

Official modelStretch 3

Onboard computeIntel NUC 12

Open-source softwareYes

Operating systemUbuntu 22.04 supported

Optional autonomous dockYes; Stretch 3 docking station was offered separately

Original Stretch 3 priceUSD 24,950

Payload2 kg

Python SDKYes

Robot typeFully integrated lightweight mobile manipulator

ROSROS 2

Runtime2–5 h

Safe with humansDesigned for operation around people

Standard warranty1 year

TeleoperationGamepad / Web / Dexterous Teleop

Telescoping arm DOF1

URDFCalibrated URDF included

USBMultiple ports

Vertical lift DOF1

Websitehttps://hello-stretch3.com/stretch-3-product

Weight24.5 kg

Wi-FiWi-Fi 6E

Wrist DOF3

Wrist kinematicsYaw / Pitch / Roll

About the Stretch 3

Lightweight 24.5 kg indoor mobile manipulator with a 2 kg payload, 3-DOF wrist, compliant gripper, RGB-D sensing, LiDAR, ROS 2, Python SDK, and extensive open-source autonomy tools.

Typical applications: Embodied AI Deployment, Education & Training.

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