# Alice 4: AeiROBOT humanoid robot

Canonical ID: `5e971b41-8b6d-49eb-9490-83a8e5b32bd7`

- **Slug:** aeirobot-alice-4
- **Form factor:** humanoid ([Humanoids](/humanoids))
- **Maturity stage:** prototype
- **Lifecycle:** active
- **Deployments registered:** 0

## Deployments

_No deployments registered for this model._

## Supply chain

_No verified supply relationships on file. Supply-chain coverage is being added across the registry; check back as the seed populates this model's suppliers._

_Suppliers appear when verified with at least two strong sources. Sources are append-only; corrections add new sources rather than rewrite history._

## 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?

Alice 4 is at the prototype stage: it exists, but DEPLOY has no verified real-world deployment on record. Manufacturer capability claims should be read as claims pending independent verification.

### Who makes Alice 4?

Alice 4 is made by AeiROBOT, based in Ansan, Gyeonggi-do, South Korea, founded in 2018.

### Can you buy Alice 4?

Alice 4 is at prototype 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 Digit, Walker S2, Apollo, Digit v5.

### How does Alice 4 compare to Digit?

Alice 4 and Digit (Agility Robotics · 8 deployments) are both humanoid robots on the DEPLOY registry. Alice 4 has 0 verified deployments on record. Compare both records for specs, safety, deployments, and verified-vs-claimed autonomy.

### What is Alice 4's maturity stage?

Alice 4 is at the prototype stage on the DEPLOY maturity ladder (research, prototype, pilot, commercial, production). Prototype stage means demonstrations exist but commercial readiness is not yet established.

### Where is Alice 4 deployed?

No verified deployments of Alice 4 are currently on the DEPLOY registry. DEPLOY records deployments only when verified at a named site with a primary source; absence may reflect pre-deployment, research, or manufacturer-internal use.


## Sources (1)

1. **AeiROBOT at CES 2026 Humamoid M.AX Alliance Pavilion** · https://www.ces2026-humanoidmaxalliance.com/aeirobot

## The verified answers

- [Which humanoid robots can you actually buy in 2026?](/which-humanoid-robots-can-you-actually-buy.md)
- [Humanoid robot prices: every verified figure](/humanoid-robot-prices.md)
- [Humanoid robot autonomy: verified vs claimed](/humanoid-robot-autonomy-verified.md)
- [What is the cheapest robot you can buy?](/what-is-the-cheapest-robot-you-can-buy.md)
- [Can a robot feel pain?](/can-a-robot-feel-pain.md)
- [Which robots can do a backflip?](/which-robots-can-do-a-backflip.md)
- [Which company is the leader in humanoid robotics?](/which-company-leads-humanoid-robotics.md)
- [What is the most advanced humanoid robot in 2026?](/what-is-the-most-advanced-humanoid-robot-in-2026.md)
- [What is Elon Musk's robot?](/what-is-elon-musks-robot.md)
- [What AI runs humanoid robots?](/what-ai-runs-humanoid-robots.md)
- [Which humanoid robots are deployed in factories?](/which-humanoid-robots-are-deployed-in-factories.md)
- [How fast is humanoid robotics improving?](/how-fast-is-humanoid-robotics-improving.md)
- [Can humanoid robots cook?](/can-humanoid-robots-cook.md)
- [Can humanoid robots do laundry?](/can-humanoid-robots-do-laundry.md)
- [What did Elon Musk promise about robots and when?](/what-did-elon-musk-promise-about-robots.md)
- [Who are the people building humanoid robots?](/who-are-the-people-building-humanoid-robots.md)

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