Free web video matched robot-lab data in Runway's own test, and the weights ship free

Runway's Praxis-1, now running on Standard Bots' RO1 arm, matched the placement accuracy of far costlier teleoperated robot data using ordinary web video, and Runway will release the weights openly. The claim lands on Skild AI's $14 billion valuation, the highest mark in robot foundation models.

Vincent JiangVincent Jiang · 2 min read
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Cristóbal Valenzuela, founder and chief executive of Runway, speaking on stage at Web Summit
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Runway founder and CEO Cristóbal Valenzuela at Web Summit. Runway says its first open-weight robot policy, Praxis-1, already steers Standard Bots' RO1 arm, and the trained weights will download for nothing.

A free brain on a Long Island arm

Standard Bots, a Glen Cove, New York robot maker that just raised a $200M Series C at a $1B valuation, is running its RO1 arm under a brain it did not build 12. Runway, best known for AI video generation, says its first open-weight robot policy, Praxis-1, is now steering that arm, plus two-handed rigs at Noble Machines and a mobile base at Ultra, ahead of a public release "in the coming months" 1. When it ships, the trained weights download for nothing 1.

The test that prices teleop data at zero

The money claim is one line of arithmetic. After finetuning, a policy pretrained on ordinary web video placed objects 16.1 cm from target, against 16.0 cm for one pretrained on teleoperated robot video, a gap Runway itself calls statistically meaningless across 93 evaluation pairs 1. Teleoperation is the expensive asset in the field; Skild, the best-capitalized lab in it, says collecting enough demonstrations for one long task runs 50 to 100 hours 3. The scarce asset in robotics turned out to be free.

The marks resting on the moat

Skild raised $300M at a $1.5B valuation in 2024 with Amazon and SoftBank in the round, was rumored at $4.5B with NVIDIA and Samsung a year later, and in January 2026 raised about $1.4B led by SoftBank at a valuation above $14B 45. By its own count it now books a $100M revenue run rate, 10 months after its first commercial deployment, across more than 60 sites, including dual-arm Blackwell assembly with Foxconn inside an NVIDIA plant in Houston 67.

Skild's valuation climbed from $1.5B to over $14B in 18 months

  • Estimate
$0B$5B$10B$15BSeries A, 2024$1.5BSeries B, 2025 (rumored)$4.5BJan 2026 round$14Bthe mark open weights put in play
Data
Value
Series A, 2024$1.5B
Series B, 2025 (rumored) (estimate)$4.5B
Jan 2026 round$14B
Valuation at each funding round, US$ billions. Series A of $300M at $1.5B and a rumored $4.5B Series B per A3's industry coverage; the January 2026 round of about $1.4B, led by SoftBank, valued the company above $14B per company announcement. The rumored bar is marked est.4,5

Both camps grade their own homework

The twist is that Skild is not defending teleop data either. Its new S1 learns an unseen ten-minute task from a single video, at 66% per-step success against 9% for a language-prompted rival, and its data engine already mixes web video with simulation and teleoperation 36. Every number in this fight is the seller's own: Runway's evidence covers one placement task, its license terms are undisclosed, and no independent evaluation exists 8. NVIDIA's product lead for autonomous machines calls data and evaluation the field's real bottleneck 7.

What to watch: the license and the download

Standard Bots sells arms from $29,500 and upsells its own demonstration-trained AI platform 2; a frontier brain at zero license fee sells arms and squeezes that upsell. The same squeeze runs toward Teradyne's Universal Robots, which has placed more than 100,000 cobots on the promise of easy programming 9. When the weights actually download, the proof moves from Runway's own post to other people's benches.

Deepdive

AI-generated from this story and its cited sources. Not investment advice.

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