# K2 Bumblebee

Manufacturer: [Kepler Robotics](/companies/kepler)  
Category: humanoid

## Summary

Kepler Robotics describes the K2 (Bumblebee) as commercially available and in mass production, priced at about $34,000 (RMB 248,000) per unit per the company's official announcement. Most volume is sold through enterprise framework agreements rather than individual retail. The price is verified from Kepler's own release.

## Top line

> K2 Bumblebee is shipping now at $34,000 (actual sale price), no capability claims are on file, 1 verified deployment is on file, and no incidents are on record.

## Readiness

- **Availability** (shipping-now): Shipping now. Enterprise framework orders.
- **Price honesty** (actual-sale-price): One price on file: $34,000 (actual sale price).
- **Capability honesty** (no-claims): No reviewed capability claims on file for K2 Bumblebee.
- **Real-world use** (pilot): Maturity: pilot. 1 verified deployment in the registry.
- **Safety record** (no-incidents): No incidents on record. 1 verified deployment on file.

## What it claims to do

_No reviewed capability claims on file._

## Price

- $34,000, _actual-sale-price_ _as of 2025-09-01_

## Real-world use

- [Shanghai](/deployments/kepler-k2-saicgm-shanghai) operated by [SAIC General Motors](/companies/saic-general-motors), first seen 2025-09-01

## Safety record

_No incidents on record. 1 verified deployment on file._

## Privacy

_No privacy practices disclosed or on file for K2 Bumblebee._

## Specs

- **dof**: 52
- **hands**: 11-DoF
- **notes**: [{"label":"Verified","value":"Kepler Robotics (Shanghai Kepler Exploration Robot; founded 2023, Pudong Shanghai; CEO Hu Debo) makes the K2 'Bumblebee', a Gen-5 full-size industrial humanoid using proprietary planetary roller-screw linear actuators. Independently shown at ICRA 2025. Units entered real-world TESTING at an SAIC-GM auto plant in Shanghai (quality checks, material-bin transport), corroborated by multiple outlets. Now reportedly controlled by A-share company Tao Motor (M&A)."},{"label":"Maturity = pilot (verified-vs-claimed)","value":"Kepler's own 'world's first commercially available / mass production' framing names ZERO end customers and quantifies demand only as 'framework agreements for several thousand units' - a claim, not orders. The strongest verifiable signal is plant TESTING at SAIC-GM, not a commercial supply contract. maturityStage=pilot."},{"label":"Claimed but NOT verified","value":"'Mass production' volume shipments; 'several thousand units' / 'hundreds of millions of yuan' framework agreements (no named counterparties); a secondary-blog HZF wheel-hub deployment (not in Kepler PR or tier-1 press); funding totals (trackers disagree, ~$14.6M cited, low confidence)."}]
- **specs**: K2 Bumblebee (Gen-5): 175 cm, 75 kg, 52 DoF, 80+ sensors, 100 TOPS onboard, 15 kg/arm payload, ~8 hr runtime, 11-DoF hands; list price RMB 248,000 (~$34k)
- **ai_system**: 100 TOPS
- **height_cm**: 175
- **weight_kg**: 75
- **formFactor**: humanoid (full-size industrial bipedal humanoid; planetary roller-screw actuators, straight-knee gait)
- **payload_kg**: 15
- **runtime_hours**: 8

## What's under the hood

_No brain on file for K2 Bumblebee._

## Frequently asked questions

### Is the K2 Bumblebee actually available for purchase?

Yes, shipping now. Enterprise framework orders.

_Source: [Kepler showcases K2 Bumblebee at ICRA 2025 (independent demo; Gen-5 specs)](https://www.therobotreport.com/kepler-robotics-showcases-k2-bumblebee-icra-2025/)._

### What does the K2 Bumblebee cost?

K2 Bumblebee costs $34,000 one-time (actual sale price).

### Where is the K2 Bumblebee being used?

K2 Bumblebee is in use at: Shanghai operated by SAIC General Motors (2025-09-01).

_Source: [World's First Commercially Available Hybrid-Architecture Humanoid Robot Moves Into Mass Production](https://www.prnewswire.com/news-releases/worlds-first-commercially-available-hybrid-architecture-humanoid-robot-moves-into-mass-production-kepler-marks-the-start-of-a-new-industrial-era-302568138.html)._

### Is the K2 Bumblebee safe?

No incidents on record across 1 verified deployment.

### How does the K2 Bumblebee handle privacy?

No privacy practices disclosed or on file for K2 Bumblebee.

### Who makes the K2 Bumblebee?

K2 Bumblebee is made by Kepler Robotics, based in Shanghai, China.

_Source: [Kepler showcases K2 Bumblebee at ICRA 2025 (independent demo; Gen-5 specs)](https://www.therobotreport.com/kepler-robotics-showcases-k2-bumblebee-icra-2025/)._

## Manufacturer

- [Kepler Robotics (https://www.therobotreport.com/kepler-robotics-showcases-k2-bumblebee-icra-2025/)](https://www.therobotreport.com/kepler-robotics-showcases-k2-bumblebee-icra-2025/)

## Compared to

- [Walker S2](/consumer/models/ubtech-walker-s2)
- [Fourier GR-2](/consumer/models/fourier-gr-2)
- [EngineAI SE01](/consumer/models/engineai-se01)

## Sources

1. [Kepler showcases K2 Bumblebee at ICRA 2025 (independent demo; Gen-5 specs)](https://www.therobotreport.com/kepler-robotics-showcases-k2-bumblebee-icra-2025/)
2. [Kepler K2 in real-world testing at an SAIC-GM auto plant in Shanghai](https://interestingengineering.com/innovation/china-kepler-humanoid-robot-shanghai-plant)
3. [Kepler announces K2 'mass production' at RMB 248,000 (Sept 2025; company claim)](https://www.prnewswire.com/news-releases/worlds-first-commercially-available-hybrid-architecture-humanoid-robot-moves-into-mass-production-kepler-marks-the-start-of-a-new-industrial-era-302568138.html)
4. [Kepler debuts K2 humanoid robot (Gen-5 lineage K1 -> K2)](https://interestingengineering.com/innovation/kepler-debuts-k2-humanoid-robot)
5. [A-share company (Tao Motor) takes control of Kepler (humanoid-robot M&A)](https://www.gasgoo.com/news/70036000.html)

_Canonical: https://deploy.report/models/kepler-k2_