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How to walk through a Helix World scene in the browser with Helix World

Open the hosted demo to hear how sound changes as you move and turn, with no local setup.

  • Content
  • Beginner
  • 15 minutes
  • From the README
  • Any agent

Who it is forA product manager, designer, or curious viewer who wants to judge the audio-visual experience before investing in a local GPU setup.

The problemReading about camera-synced audio does not show whether it works, and local inference needs a large GPU.

The outcomeA short hands-on impression of how picture and sound update together during movement and turns.

What you need first

  • Linux with Python 3.11 and CUDA 12.x
  • NVIDIA GPU, 80 GB VRAM recommended (a reviewed BF16 single-GPU run uses about 70 GB)
  • System ffmpeg and ffprobe installed
  • A first-frame image file (PNG) and a text prompt
  • Access to Hugging Face to download the Preview v1 model files

Steps

  1. Open https://helixworld.org/ in a desktop browser.
  2. Pick a scene and move forward or turn around.
  3. Listen for whether the sound shifts with your viewpoint and note any lag between picture and audio.
  4. Compare what you heard with the README claim that audio is not a soundtrack laid on afterwards.

Prompt for your agent

Open https://helixworld.org/ in a browser, move forward and turn in one scene from the HelixWorld project (NoizAI/HelixWorld), and report whether the sound changes with the viewpoint. Expect a short written note; verify that the note states the scene name and the observed sound changes.

Caveat. The README only says you can roam a world in the browser, so the hosted demo's controls and availability may change.

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