reactor

reactor · Launch Video Breakdown: Hook, Pacing & Motion Design

Today Reactor is coming out of stealth. We’ve raised $59M in Seed and Series A funding, led by @lightspeedvp, with participation from @AmplifyPartners, @wndrco, @Sky9Capital, and @FPVventures. Reactor is the platform for building in the World Model era: the infrastructure that https://t.co/YEe0UnqmW2

AI AgentsLaunchMay 28, 2026@reactorworld
0:00 · The Hook · The Evolution of Generative AI
0:00 / 0:00

Scene-by-scene timeline & spoken transcript

  1. The Hook

    The Evolution of Generative AI

    “For the last two years, we've been building Reactor. And today Reactor is coming out of stealth. We've raised $59M in Seed and Series A funding, led by Lightspeed, with participation from Amplify Partners, WndrCo, Sky9 Capital, and FPV Ventures. Reactor is the platform for building in the World Model era: the infrastructure that enables real-time video generation.”

    On screen
    Prompt 01 A futuristic cityscape at sunset with flying cars and neon lights reflecting on wet streets.
    Camera
    Dynamic camera movements, including quick pans and zooms, create a sense of rapid progression. The perspective shifts between close-ups of UI elements and wider shots of generated scenes, then to founders speaking.
    Motion
    Fast-paced montage of AI-generated visuals (text-to-image/video) transitioning into live-action shots of founders, interspersed with retro computing interfaces and modern smartphone UIs. Glitch effects and rapid cuts emphasize technological evolution.
  2. Problem Agitation

    From Slot Machines to World Models

    “When image models first came out, they felt like slot machines. You'd type in a prompt, you'd hit generate, and you'd get something back. And then video models came out, and they felt like slot machines too. You'd type in a prompt, you'd hit generate, and you'd get something back. But the real power of computers came when they became interactive. When you could build software, when you could build games, when you could build experiences. And that's what we're doing with Reactor. We're building a platform that allows you to build in the World Model era. To build real-time, interactive world models.”

    On screen
    (No on-screen text)
    Camera
    Alternating between medium shots of speakers and sweeping, cinematic shots of AI-generated landscapes and abstract environments. The camera often tracks through these generated worlds, creating an immersive feel.
    Motion
    Seamless transitions between live-action dialogue and highly stylized, often fantastical, AI-generated environments. Visual metaphors like floating spheres containing different scenes illustrate the concept of 'world models'. The aesthetic shifts between gritty realism and ethereal digital landscapes.
  3. Product Reveal

    Reactor: Building Interactive Realities

    “The World Model era is about building a reality that's unfolding in real-time. It's about building software that can react to your input, that can react to your actions, that can react to your intentions. And that's what Reactor enables. It enables you to build these real-time, interactive world models. It enables you to build new forms of software, new forms of media, new forms of experiences.”

    On screen
    Generate New Region MODE: Ancient Ruins MYSTERIOUS Dramatic GENERATE AI Suggestions World Parameters SCALE DESCRIPTION WATER LOCATION POPULATION WEATHER TIME OF DAY
    Camera
    The camera focuses on a user interacting with a large, transparent screen displaying the Reactor UI. It then cuts to close-ups of the UI elements and the generated world, emphasizing the real-time interaction.
    Motion
    Interactive UI elements are overlaid onto a dynamic, AI-generated landscape. Text inputs and parameter adjustments are shown in real-time, demonstrating the platform's responsiveness. The UI features glowing, holographic elements and subtle lens flares, enhancing the futuristic feel.
  4. Call to Action

    Unlock New Realities with Reactor

    “We're incredibly excited about what you're going to build with Reactor. We believe that this is the future of software, the future of media, the future of experiences. And we can't wait to see what you create. Get started: reactor.inc”

    On screen
    REACTOR GET STARTED: REACTOR.INC
    Camera
    The camera pulls back from the interactive screen, showing the user in context, then transitions to a clean, black screen with the company logo and call to action.
    Motion
    A final montage of diverse, high-fidelity AI-generated worlds, showcasing the breadth of possibilities. The video concludes with a stark, minimalist title card, reinforcing the brand and providing a clear call to action. The electronic score builds to a crescendo and then fades.

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