DEPLOYDatabase

Robot model

Alice 4

humanoidresearchby AeiROBOT

Alice 4 is a next-generation full-sized bipedal humanoid robot (160cm, 45kg) with 41 degrees of freedom, featuring AeiROBOT proprietary third-generation linear…

Track Alice 4
Manufacturer
AeiROBOT
Form factor
humanoid
Maturity
research
Lifecycle
active
Deployments
1

The verified answer

As of Oct 2026, DEPLOY verifies Alice 4, a humanoid by AeiROBOT (research): 1 verified deployment on record. 3 sources back the record.

Overview

Alice 4 is a next-generation full-sized bipedal humanoid robot (160cm, 45kg) with 41 degrees of freedom, featuring AeiROBOT proprietary third-generation linear actuators for precise, energy-efficient control. Designed for industrial and shipyard environments including welding in tight spaces.

Verified vs. claimed

Maturity stage
research(Lab-stage only; no commercial or public deployment reported.)
Sources on file
View all sources →

Key facts

Form Factor

humanoid

Maturity

prototype

Weight

45kg

Full-size bipedal platform

AeiROBOT identifies Alice 4 as a 160 cm, 45 kg bipedal humanoid robot with 41 degrees of freedom (AeiROBOT Alice 4).

Proprietary linear actuators

AeiROBOT describes Alice 4 as using proprietary gearless linear actuators for precise and energy-efficient movement (AeiROBOT Alice 4).

Data & sources

Web sources

3

3 sources backing this record.View all →

Pricing

No verified price is on record for Alice 4. Physical-AI systems are often sold through enterprise contracts or operated as a service rather than at a public list price.

How DEPLOY tracks pricing

Deployments (1)

Free to use on your site, with a link back to DEPLOY.

Alice 4 on the deployment map

View the global map

Where Alice 4 is verified operating. Explore the deployment map by place and type.

Free to use on your site, with a link back to DEPLOY.

Recent activity

Every change to this record is dated, sourced, and independently verified where marked.

Full change history →

Safety record

No incidents on record for Alice 4.

Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.

Sources (3)

  1. AeiROBOT at CES 2026 Humamoid M.AX Alliance Pavilion · https://www.ces2026-humanoidmaxalliance.com/aeirobot
  2. http://eng.arobot4all.com/ALICE4
  3. http://eng.arobot4all.com/intro

Common questions

What is Alice 4?
Alice 4 is a next-generation full-sized bipedal humanoid robot (160cm, 45kg) with 41 degrees of freedom, featuring AeiROBOT proprietary third-generation linear actuators for precise, energy-efficient control. Designed for industrial and shipyard environments including welding in tight spaces.
How much does Alice 4 cost?
Alice 4's price is not publicly disclosed. DEPLOY has no verified price on record for Alice 4 from AeiROBOT. Physical-AI systems like this are often sold through enterprise contracts or operated as a service rather than at a public list price; check the manufacturer for the latest.
Is Alice 4 actually deployed in the real world?
Yes. Alice 4 is independently verified in real-world operation on the DEPLOY registry, confirmed at named deployment sites with primary sources: not a concept, render, or demo-only.
Who makes Alice 4?
Alice 4 is made by AeiROBOT, based in Ansan, Gyeonggi-do, South Korea, founded in 2018.
Where is Alice 4 deployed?
1 verified deployment of Alice 4 is on the DEPLOY registry, including at Ulsan, South Korea.
Can you buy Alice 4?
Alice 4 is at research stage and is not yet available for sale.
What are alternatives to Alice 4?
On the DEPLOY registry, comparable humanoid robots to Alice 4 include Walker S2, Digit, Unitree G1, Atlas.
How does Alice 4 compare to Walker S2?
Alice 4 and Walker S2 (UBTech Robotics · 18 deployments) are both humanoid robots on the DEPLOY registry. Alice 4 has 1 verified deployment on record. Compare both records for specs, safety, deployments, and verified-vs-claimed autonomy.
Is Alice 4 a top humanoid?
On DEPLOY's intelligence score, which blends verified deployments, safety, adoption, media, and IP signals, Alice 4 ranks in roughly the top 57% of humanoid models tracked by the registry.
What is Alice 4's maturity stage?
Alice 4 is at the research stage on the DEPLOY maturity ladder (research, prototype, pilot, commercial, production). Research stage means active development without commercial deployments on file.
Is Alice 4 safe?
Alice 4 has no incidents on record in the DEPLOY registry. This does not constitute a safety guarantee; it reflects the incidents DEPLOY has tracked and verified to date.
Methodology: Verified · 3 sources (no primary) · last reviewed 2026-10-10

Verification posture

Verified

Low confidence

Review state

Stable

Last reviewed 2026-10-10

Maturity + lifecycle

Maturity stage: research

Lifecycle: active

Architectural position

Cohort: humanoid

Sources by quality tier

3
unclassified
Unclassified source

The framework is documented at /methodology. Corrections at /corrections. Reviewer: DEPLOY editorial team.

Methodology surface for Alice 4.

Recent coverage

Alice 4 in third-party press

The birth of humanoid robots (4): A Christmas Carol for steel and silicon

Feb 27, 2026

AeiROBOT brings humanoid robots to Korean shipyards to ease labor shortages - CHOSUNBIZ

Jan 9, 2026

K-humanoids debut at CES 2026

Jan 7, 2026