Interactive World Simulator (IWS)
$ 0
Action-conditioned world model generating 10+ min of interactive predictions at ~15 FPS on RTX 4090; supports teleoperation and policy evaluation
Available on backorder
Brain Score
5
Specifications and details:
| Nationality | China |
|---|---|
| Website | https://www.yixuanwang.me/interactive_world_sim/ |
| Model type | Foundation Model |
| Manufacturer | Research team (YXWangbot et al.) |
| Release date | 2025 |
Description
Interactive World Simulator (IWS) enables humanoid robots to plan and adapt by predicting how scenes evolve over time. Instead of reacting only to the current moment, it anticipates how objects and environments will change. As a result, robots can adjust their movements and strategies before acting. Moreover, the model supports long sequences, allowing systems to simulate outcomes over many seconds. Therefore, humanoids perform tasks requiring forward thinking and precise timing with greater confidence.
In addition, IWS supports both human-guided teleoperation and autonomous policy evaluation, providing insight into how actions unfold. Consequently, robots learn from both interaction and simulation, improving decision-making quality. Its design integrates perception and prediction, so systems can test actions mentally before executing them physically. Because the simulator runs efficiently, robots remain responsive even in rapidly changing environments. Over time, this approach bridges simulation and real-world performance, enabling smoother, more reliable general-purpose humanoid intelligence.
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Website: https://www.yixuanwang.me/interactive_world_sim/
