Humanoid & robot atlas
Kaspar
Photo: 384, CC BY-SA 4.0, via Wikimedia Commons
ResearchUnited Kingdom

University of Hertfordshire · research humanoid

Kaspar

A seated child-sized robot with a simplified, expressive face and two arms, used in therapy and play with autistic children; it can run autonomously or by remote control. Included despite being under 60 cm (seated) because it is a long-running assistive robot, not a toy.

Price
—Not published
Height
—Not published
Weight
—Not published
Payload
—Not published
Speed
—Not published
Battery
—Not published

Not sure this is the one? Find the best robot for your job Starts with: care and hospitals. Five more quick questions.

Why it matters

A research humanoid from University of Hertfordshire.

Real-world use

Used for years in robot-assisted therapy sessions with autistic children.

Timeline

First shown
2005
Released
Not yet
University of Hertfordshire

Maker

University of HertfordshireUniversity lab · founded 1952 · Hatfield, United Kingdom

Public university; the Kaspar project received a 180,000-pound donation in 2012

How it stacks up

Against other humanoids that publish the figure. Pick a measure.

Not published by the maker: height, weight, speed, payload, battery, price.

What it has been shown doing

We checked public videos and press for Kaspar and found no clear demo of the skills we track yet.

Public attention

How much public attention Kaspar gets, from open data.

  • No Wikipedia article of its own yet
  • 2 news stories from reputable press listed on this page

Measures how much people read and write about a robot, not how good it is. Measured 2026-10-14; same method for every robot. How it is measured

What’s inside

The parts the company has talked about publicly.

Movement
Stationary · 17 joints
Actuators & motors
Dynamixel AX-12A smart servos and RC servos; 17 DoF (4 per arm, neck 3, mouth 2, eyes 2, eyelids 1, torso 1).
Hands
No functional hands; arms with 4 DoF each.
Sensors & vision
Cameras built into the eyes; force-sensing resistor or capacitive touch sensors under the skin so children's touch can trigger responses.
Compute
Run from an external PC over USB, or wirelessly via an on-board mini PC.
Battery & power
One 12 V, 7 Ah lead-acid battery, about 4 hours of operation.
Materials & build
Fibreglass body, aluminium frame and head parts, silicone rubber face with simplified features; 55 cm tall seated, 15 kg.
AI & software
Custom Java software with optional YARP, C++ and Python interfaces; can run autonomously or be remote-controlled by a therapist.
Other details
Designed for robot-assisted play and therapy with autistic children; head design led by Kerstin Dautenhahn and Chrystopher Nehaniv, body supervised by Michael L. Walters, therapy work by Ben Robins.

Named suppliers:ROBOTIS (Dynamixel)

From the maker

Kaspar is the only humanoid from University of Hertfordshire in the atlas.

Watch Kaspar

Video: University of Hertfordshire (@universityofhertfordshire) on YouTube. Plays from youtube-nocookie.com when you press play.

Made, sold and where

Unit counts are usually company figures; analysts often disagree.

Price
Not published
How to get one
No official buying page found
Built
Not stated
Sold or delivered
Not sold commercially
Where it is sold or used
University of Hertfordshire, Hatfield, UK
Customers and pilots
Used in autism therapy and human-robot interaction studies; named schools or clinics not found

News

The latest 2, newest first. Summaries are ours; tap through for the original.

  1. KASPAR project for children with autism — foundation funding

    The university records £180,000 of Stavros Niarchos Foundation funding for the Kaspar autism project running from August 2011 to July 2016.

    University of Hertfordshire
  2. The Iterative Development of the Humanoid Robot Kaspar: An Assistive Robot for Children with Autism

    The first Kaspar prototype was developed in 2005 as a human–robot interaction research platform and subsequently adopted for autism research.

    University of Hertfordshire

Side by side with its peers

Picked by the same rules for every humanoid: another maker’s robot that moves the same way, is at the same stage and does at least one of the same main jobs, first shown within two years. Closer size and price rank higher. Few robots match closely, so these are the nearest matches. How we choose

Full comparison
MeasureKasparKasparUniversity of HertfordshireBanditBanditUSC Interaction Lab and BlueSky RoboticsSame job: care · Both fixed in place · Both research platforms
First shown20052006
StatusResearchResearch
Height—56 cm
Weight—7.7 kg
Joints1719
Speed——
Payload——
Battery——
Price—$15,000

Sources

Figures come from press coverage. Every link below backs something on this page.

University of Hertfordshire Research Archive KASPAR - a minimally expressive humanoid robot for human-robot interaction research (Applied Bionics and Biomechanics, 2009) arXiv What Communication Modalities Do Users Prefer in Real Time HRI? (Novanda, Salem, Saunders, Walters, Dautenhahn) University of Hertfordshire Kaspar — Research and development

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