Real-time AI video. Interact. Steer. Play.

Real-time AI video. Interact. Steer. Play.

The infrastructure for the interactive era is here.

No delays. No compromise.

The infrastructure for the interactive era is here. No delays. No compromise.

Ask uRun to generate a live video…

uRun Pro

Real-time input

Every input is reflected immediately, so the system reacts as you act.

  • Stay here for a bit.

    This feels nice.


    Move in a little.

    Yeah, like that.


    Don’t go too fast.

    Keep it smooth.


    Tilt just a bit.

    That’s enough.


    Let it feel bigger.

    Like you’re out there.


    Slow it down.

    Even more.


    Keep it going.

    Don’t cut.

    Just let it drift.

Live direction

Scenes can be guided in real time, with full control over how they evolve.

Updating live streaming…

Persistent state

Changes build on top of what’s already running, instead of resetting the system.

AI-assisted video production. Continuous runtime across scenes and streams. Universally available through uRun.

run

A system for

real-time creation

Power your product with real-time. Enable continuous creation. Build, connect, and execute with your universal runtime.

What you can build with uRun APIs

Abstract textured background in shades of teal, featuring a gradient effect with subtle light reflections.

uRun Creative

Discover

Search

New stream

Studio

Conversations

Scenes

Worlds

Worlds

Agents

Live

Anime-style scene of a person standing on a sunny mountain hillside, looking out over green forests, ancient ruins, and distant blue mountains.
Open World Demo
Circular fantasy portrait of a hooded woman in a green cloak, looking forward with a serious expression while holding a glowing green crystal.
Quest Giver
Close-up of a weathered classical stone bust lit dramatically from above, with deep shadows covering half of the face against a dark background.
Stoic Philosopher
Fantasy game scene of a small figure standing on a floating stone pathway in the sky, facing a glowing portal surrounded by clouds and ancient pillars.
Fantasy Game

Projects

New project

Alpha Game 2028

Developers

W

A

S

D

Open World Demo

Live

Introducing low-intensity environmental activity while preserving clarity.

Changes applied

Env motion

LOW

Ambient entities

Sparse

Audio presence

Light

System activity

Passive

Responsiveness

ENABLED

Reasoning

Make the world feel more alive, but keep it subtle.

Via voice

·

now

Illustrated portrait of a red-haired bearded man wearing a dark T-shirt with an otter graphic, set against a soft sky background.

Expanding spatial perception and improving depth readability.

Changes applied

Scale perception

+20%

Horizon clarity

high

Depth layering

Enhanced

Landmark distribution

BALANCED

Fog density

-0.06

Reasoning

Chat

Direct

Style

Video

Audio

Inputs. Voice, text, webcam, and more to drive scenes in real time.

Interfaces. Conversations, scenes, worlds, agents, all available built-in.

Runtime. From first frame to final render, everything runs continuously.

Develop

Code once.

Run continuously.

Code once.

Run continuously.

Create a session, stream output, and control it live.

Built for products that run video continuously.

Create a session, stream output, and control it live. Built for products that run video continuously.

Create a session, stream output, and control it live.

Built for products that run video continuously.

app.ts

import { createApp, createStore, videoStream } from '@urun/core';
const store = createStore({ endpoint: 'wss://your-app.urun.sh' });
const app = createApp({ store });
// Create the session
const session = await app.call('generate_video', {
  prompt: 'A live lofi room with a character reacting to music',
});
// Wire video stream into a <video> element
const video = session.stream('video');
document.querySelector('video').srcObject = videoStream(video);
// Send controls back
session.emit('control', { action: 'pause' });

import { createApp, createStore, videoStream } from '@urun/core';
const store = createStore({ endpoint: 'wss://your-app.urun.sh' });
const app = createApp({ store });
// Create the session
const session = await app.call('generate_video', {
  prompt: 'A live lofi room with a character reacting to music',
});
// Wire video stream into a <video> element
const video = session.stream('video');
document.querySelector('video').srcObject = videoStream(video);
// Send controls back
session.emit('control', { action: 'pause' });
A close-up of a character with white hair and large round glasses, wearing headphones, against a colorful, vibrant background.
Session 01

Live

Play

Creativity in motion.

Use cases in practice.

Create AI video systems that run as they are generated. From interactive scenes to live worlds, all powered by uRun.

  • Camera control

    Adjust view live

  • Simulation

    Dynamic system behavior

  • AI companion

    Responsive AI characters

  • Multi-character

    Multiple agents interact

  • Interactive scene

    Input drives scenes

  • Story engine

    Adaptive live narratives

  • Game loop

    Gameplay runs live

  • AI commerce

    Dynamic product visuals

  • Open world experience

    Explore live worlds

  • AI education

    Interactive learning

  • Character studio

    Characters in motion

The runtime is coming.

Get access early.

The runtime is coming.

Get access early.