Skip to content
humanoidrobots.training

K-Scale Labs · stand-hold-v2 · 2026-10-11

K-Scale Z-Bot

Run

Verdict
pass
CoM start
0.236 m
CoM min
0.231 m (98.0%)
CoM end
0.233 m (98.5%)
Base z start / min / end
0.352 / 0.347 / 0.348 m
Base drift
-0.3 cm
Max tilt
0.1°
Completed 10 s
yes
Diverged
no
Real-time factor
30.76× (0.3 s wall)
Load
438 ms

Runs the full 10 s without a physics reset, the centre of mass never drops below 80% of its start height, and it ends within 10% of the start. Base drift is reported alongside.

Model

Commit
f51d6ea19b8b824dd7661600c7a87f3691f770be
Entry
robot.mjcf
License
none
Size
6.7 MB
Mass
3.35 kg
Actuators
20
Timestep
0.002 s
Keyframe
hs_stand
Balance joints
4
Runtime flags
none
Meshes
as published
Loader changes
  • stand keyframe computed (hs_stand)

Reproduce this row

pnpm --filter @hs/engine engine coach --only kscale_zbot