The Frontier Leaders · K-Scale Labs

K-Scale Labs

United States · kscale.dev

K-Scale Labs developed the open-source K-Bot humanoid; it has cancelled K-Bot orders and open-sourced all its IP, ending commercial operations.

Humanoids · retired · score 36

Positioning

K-Scale Labs was a U.S. open-source humanoid robotics startup developing the Stompy, Z-Bot, and K-Bot platforms, with an integrated hardware, operating-system, simulation, and reinforcement-learning stack. It raised approximately USD 4 million in a February 2025 seed round, delivered its first K-Bot in September 2025, then cancelled remaining orders, refunded deposits, laid off most staff, and released its hardware and software IP after failing to secure follow-on funding in November 2025. Its ecosystem reach included Y Combinator, Fellows Fund, Nat Friedman and Daniel Gross, OpenAI-linked supporters, Tao Motors/Denago manufacturing relationships, and a developer community; no operating company remains.

Facts, with sources

  • [object Object]Revenue band · Humanoids Daily
  • All IP open-sourcedOwnership change · Humanoids Daily
  • K-Bot orders cancelled after failed fundingSetback · Humanoids Daily
  • 1Judged commercial

11 facts on file. Members see all of them with the source link.

Scores, Humanoids (of 10)

Deployment2
Production4
Commercials2
Progress3
Technology6
Positioning4
Firepower2
Leverage4

Traction: deployment, production, commercials, progress. Capability: technology, positioning, firepower, leverage.

Questions this page answers

What does K-Scale Labs do?

K-Scale Labs developed the open-source K-Bot humanoid; it has cancelled K-Bot orders and open-sourced all its IP, ending commercial operations. K-Scale Labs was a U.S. open-source humanoid robotics startup developing the Stompy, Z-Bot, and K-Bot platforms, with an integrated hardware, operating-system, simulation, and reinforcement-learning stack. It raised approximately USD 4 million in a February 2025 seed round, delivered its first K-Bot in September 2025, then cancelled remaining orders, refunded deposits, laid off most staff, and rel

Where does K-Scale Labs rank in humanoids?

K-Scale Labs is on the Humanoids retired list of Frontier Tech Intelligence with a score of 36 out of 100, below the Top 100.

Where is K-Scale Labs based and when was it founded?

K-Scale Labs is based in United States.

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