← Model index
Interactive simulation world models

AMAP (Alibaba) DreamX-World

DreamX-World, from AMAP (Alibaba Group), is a general-purpose interactive world model that generates diverse, high-fidelity worlds you can explore, control and transform with event prompts. Trained on Unreal Engine data, gameplay footage and real-world video with camera estimation, it uses a progressive pipeline (fine-grained action control → open-ended event response → RL) and geometry-guided memory to keep scenes consistent when the camera revisits an area. Open-sourced (DreamX-World-5B / 5B-Cam) and served in real time on Reactor.

ResearchOpen weights / codeUpdated 2026-07-08

Overview

StatusResearch
AccessOpen weights / code
Released2026
Inputsimage, text prompt, event prompts, camera control
Outputsgenerated interactive video / world
Best forpromptable world events, long-horizon exploration, first- & third-person generation, camera-controlled navigation, research & interactive media

Why it matters

Promptable, compositional world events plus long-horizon memory push real-time world models toward genuinely interactive, editable environments — and Reactor's serving makes it reachable via API.

Roamscape use

Tracked in Roamscape's model hub. Open weights are on HuggingFace / ModelScope; not yet available via a hosted real-time API, so it isn't runnable in-app yet.

Strengths

  • single + compositional promptable world events
  • geometry-guided memory (scene persistence on revisit)
  • first- and third-person generation
  • precise camera control
  • open weights + published tech report

Limitations

  • autoregressive long-horizon inference is compute-heavy
  • not yet exposed on a hosted real-time API (open weights only)
  • requires self-hosting the open-source checkpoints to run today

Sources

Related models