StarZero

A conversation.
A whole production.

Give your agents a brief, your footage or your whole media library. Every example below is a real chat with the render it produced.

Jeff Dean on scaling Open in video editor
You

Across all of Jeff Dean's talks, how has his view on scaling changed? Show me with a chart, then cut a 90-second supercut in chronological order.

Thoughts
To-dos (5)
  • Analyze scaling views library-wide
  • Build chart of evolution
  • Select supercut clips
  • Build supercut project
  • Render supercut

Jeff Dean on scaling, 2008–2026: a chronological supercut

See this chat and the full render

A vertical short, every step yours to change.

Lex FFmpeg vertical short Lex Fridman
  1. You

    Find the strongest 30-second exchange in this episode, make it vertical and caption it. Keep the captions understated: sentence case, one line, no all-caps.

  2. StarZero
    To-dos (4)
    • Find the strongest exchange
    • Make it vertical and follow whoever is speaking
    • Add understated captions
    • Render

    Here's how I'll handle it. … It needs to make sense to someone who hasn't seen the episode, and it has to start and end on full sentences. Does this sound right?

  3. You

    Looks good, go ahead. Pick a real back-and-forth between Lex and the guest, not a monologue. Captions minimal: one line, white, sentence case, a soft lavender highlight on the active word, but readable, not tiny.

  4. StarZero
    Show 5 actions taken
    • Searched the 4h18m episode for back-and-forths
    • Tracked who is on camera for the vertical crop
    • Held the last frame so the source's text slide stays out
    • Fixed stray capitals in 2 caption words
    • Checked the render frame by frame

    "Can you put a backdoor in VLC?" Lex and Jean-Baptiste Kempf, 40.1s. It's 8 quick turns … It ends on his line: "We start by compiling the compiler."

    Render · earlier version
  5. You

    Tighten the first line.

  6. StarZero
    Show 4 actions taken
    • Cut a filler word and the pause after it
    • Hid the jump cut with a slight zoom-in
    • Removed a stray comma from the caption
    • Listened back to the cut point

    I tightened the first line to "The intelligence agencies tried to say, can you put a back door in VLC?" by cutting Lex's filler "like," and the pause after it. … The clip now runs 39.2s.

    Can you put a backdoor in VLC?
  • Active-speaker reframe
  • Word-level cuts
  • Caption styles
  • Jump-cut cover
  • Edit checks
Or run it on every episode ↗

A gameplay video becomes a physics lesson.

A bridge from a city-builder game, annotated with animation. Load, tension and compression are drawn in as the narrator explains them.

Suspension bridge explainer RealCivilEngineer
  1. You

    Turn this into a 60-second explainer on how a suspension bridge carries load. Animate the forces over the footage and add narration.

  2. StarZero
    To-dos (3)
    • Load on the deck
    • Hangers and main cables in tension
    • Towers in compression, cables anchored
    Questions answered
    • What tone should the narration have? Clear and educational
    • Which aspect ratio? 16:9
    • What should happen to the game audio? Narration only
    Show 3 actions taken
    • Read the video's summary
    • Searched the footage for the clearest bridge shot
    • Looked at the bridge frame by frame

    I found the bridge in the video's Bridge Review segment. Here's the plan, and a few questions first.

  3. You

    Looks good, go ahead. Clear and educational tone, 16:9, and drop the game audio for narration only (maybe a bit of light music under it).

  4. StarZero
    Show 5 actions taken
    • Recorded 8 lines of narration
    • Generated light music to sit under it
    • Animated load, tension and compression
    • Lined the arrows up with the towers and cables
    • Checked the render frame by frame

    Your 61-second explainer is rendered. The footage freezes on its last frame, which clearly shows all 3 towers. … Each step appears as the narrator says its key word.

    Render · earlier version
  5. You

    Nice. Slow the animation down a bit on the main cable section, and fix that arrow overlapping the label near the towers.

  6. StarZero
    Show 5 actions taken
    • Slowed the cable draw-in to about twice as long
    • Slowed the camera push-in from 2.5s to 4s
    • Halved the speed of the tension flow along the cables
    • Moved the "Main Cable" label clear of the tower arrows
    • Checked the frames before re-rendering

    Both fixes are in, and it's still 61s long. The cables now take about twice as long to draw in, and I moved the "Main Cable" label to the open space above the middle span.

    How a suspension bridge carries load
  • Animation
  • Voiceover
  • Music
  • Step captions
More on motion graphics ↗

Real footage, a new look.

The agent found the loudest moment across 70 talks, redrew it as a comic, then built an animated layout where the original and the restyle trade places on every beat.

Open Sauce cold open #OpenSauce 2026
  1. You

    Find the most energetic 8 seconds in these talks and make them a comic-style cold open, then cut back into the real footage.

  2. StarZero
    To-dos (4)
    • Find the moment
    • Comic restyle
    • Cut back to the same moment in the real footage
    • Render
    Questions answered
    • Which talks should I search? Whole library
    • How should I get the comic look? AI video restyle
    • Which aspect ratio? 16:9

    A few questions before I start.

  3. You

    Whole library. Go with the AI video restyle for the comic look, keep the original audio under it. After the cold open, cut back to the same moment in real footage and let it keep going a bit, under 30 seconds total. 16:9.

  4. StarZero
    Questions answered
    • Which moment should I restyle instead? The Mothman moment
    Show 3 actions taken
    • Searched 70 talks for the most energetic 8 seconds
    • Checked the transcript and shots around the top pick
    • Tried the comic restyle on the top pick

    My first pick couldn't be restyled because it features a recognisable public figure. Here are other high-energy moments I can use instead.

  5. You

    Go with the Mothman moment instead.

  6. StarZero
    Show 5 actions taken
    • Pulled the transcript and shots for the Mothman moment
    • Restyled 8 seconds as a comic
    • Checked the comic frames
    • Kept the original stage audio underneath
    • Cut back to the real footage at the same moment

    An AI comic-book version of "Give me Mothman, Ethan! Give me Mothman!", drawn with bold ink outlines, halftone dots, primary colours and starbursts. … The original stage audio plays underneath, then it cuts back to the same moment in the real footage.

    Render · earlier version
  7. You

    Restyle the whole clip in the comic style, not just the first 8 seconds. Then use animation to show the real footage and the comic version side by side, trading places on key moments like the reveal. Add small "Original" / "Restyled" labels and keep the original stage audio.

  8. StarZero
    Show 5 actions taken
    • Restyled the remaining 11 seconds in 2 pieces, cut where the camera cuts
    • Joined them into 1 continuous comic version
    • Built the side-by-side animated layout
    • Timed 3 swaps to the beats
    • Checked frames across the render

    Both versions play in sync the whole way through. … The 2 panels slide across each other and trade sides 3 times: on the second "Give me Mothman!", on the Mothman reveal and when the camera cuts to the players.

    Render · earlier version
  9. You

    Change the layout. One version fills the frame and the other sits in front at 90%, anchored top-left. On the same beats, swap which one is in front, with a stylish transition. Keep the labels and the stage audio.

  10. StarZero
    Show 5 actions taken
    • Rebuilt the layout as a full-frame background and a 90% front panel
    • Designed a halftone sweep for each swap
    • Moved the background label into its visible strip
    • Caught a tilted panel in the opening and fixed it
    • Checked frames across the render

    One version fills the whole frame. The other sits in front at 90% size, pinned to the top-left corner. … A yellow comic-style band with black halftone dots sweeps diagonally across the screen, and while it covers the frame, the 2 versions trade places.

    Mothman: original vs restyled
  • Library-wide search
  • Video restyle
  • Animated layout
  • Original audio kept
More on generative editing ↗

What would you ask your studio?