What “350,000 / 15,000” actually mean in MotionBricks postsExplainer
The two numbers every viral post quotes come from different axes of one sentence. Here is the official wording, decoded.
News & long reads
Everything new around MotionBricks, sourced and dated
Release notes pulled from the official README timeline, plus the guides that take a fact and follow it to its end. Searches like "motionbricks shipped to siggraph 2026" land here first.
Official release timeline
| Date | What shipped |
|---|---|
2026-04-27 | MotionBricks preview release — interactive G1 demo, pretrained checkpoints (VQVAE · pose · root), synthetic training code, motion-representation docs, GIF gallery. |
2026-05-07 | GR00T-WBC: end-to-end VLA workflow on G1 (teleop data → Isaac-GR00T N1.7 fine-tune → SONIC deployment). |
2026-06-16 | GR00T-WBC: low-latency teleoperation checkpoint (4-frame lookahead) + Isaac Teleop Setup docs. |
2026-07-23 | GR00T-WBC: SONIC v1.1 checkpoint (robot-heading-normalized, wrist-pose augmentation). |
Dates and wording per the GR00T-WholeBodyControl README. The full training pipeline release, targeted approximately one month out from the 2026-04-27 preview, is tracked in that roadmap.
Guides & analysis
MotionBricks vs Kimodo: real-time and offline generation are different jobsComparison
NVIDIA ships two sibling motion models that look interchangeable until you check what each optimizes for.
Smart primitives explained: what replaces the animation blueprint?Concept
Velocity, heading, style, proxy keyframes — the interface that lets one model author navigation and object contact.
MotionBricks at SIGGRAPH 2026: what the paper actually claimsPaper
TOG '26, DOI, 16 authors, and a line-by-line look at the headline figures — with the official citations attached.
NVIDIA's humanoid motion stack: where GR00T WBC, SONIC and MotionBricks fitAnalysis
A map of the pieces (and the three SONIC checkpoints, with the lookahead caveat everyone skips).
BONES-SEED: the 142,220-clip mocap dataset behind MotionBricksData
What the training corpus actually contains, and how to pull it — the official pages, not the rumors.
Hands-on starting points
Set it up
Nine commands to a running G1 demo, LFS traps annotated.
Drive the demo
15 keys, 11 styles, camera tricks.
Official media index
Every teaser GIF and the 4K demo, original URLs only.