Petrichor - Today we're launching Petrichor (YC F26), a wet lab for frontier AI l
Petrichor · Nov 2026 · 0:44 · AI-annotated
- Length
- 0:44
- Scenes
- 37 · 1.2 s avg
- Product on screen
- 0:00
- Call to action
- 0:41 · 91%
- Voiceover
- Yes
Petrichor’s 0:44 launch film runs 37 scenes, about 1.2 s each. The product is on screen from the first frame. The call to action lands at 0:41 (91% in), over a voiceover. A talking-head presenter bookends long runs of dark microscopic footage and black line-art process diagrams, with white serif captions carrying the voiceover line by line across every shot. The edit holds a steady ~96 bpm pulse at about 60 cuts per minute, trading locked-off shots and slow-drifting cell fields for quick article scrolls and a time-lapse clock as its signature moves.
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Petrichor - Today we're launching Petrichor (YC F26), a wet lab for frontier AI l, scene by scene
· 37 scenes as text
01 · Product intro · 0:00–0:01
A young man in a black shirt stands outdoors in front of an apartment building, holding a small black lavalier mic near his chest and speaking to the camera. White serif captions cycle at the bottom of the frame. The shot is locked off.
On-screen text: “Petrichor is”, “a wet lab”, “for agents”
Camera: Static
02 · Problem · 0:01–0:02
Round cells with tan rims and purple cores float in a dark, streaked field. The caption for agents holds still while Soon fades in at the bottom center.
On-screen text: “for agents”, “Soon”
Camera: Static
03 · Problem · 0:02–0:03
A dark, grainy field of spiky yellow and orange cell-like shapes fills the frame, held on a locked-off shot. A white serif caption at the bottom reads “Soon”, then switches to “more than 99%”.
On-screen text: “Soon”, “more than 99%”
Camera: Static
04 · Problem · 0:03–0:04
A dark teal microscopic field holds several blue virus particles ringed with orange spikes, locked off and still. White serif captions read at the bottom, first “more than 99%” then “of experiments”, matching the voiceover about AI planning experiments.
On-screen text: “more than 99%”, “of experiments”
Camera: Static
05 · Problem · 0:04–0:05
A close-up of red circular cells and a network of yellow strands, with white text at the bottom.
On-screen text: “of experiments”, “will be planned”
Camera: Static
06 · Problem · 0:05–0:06
Glowing yellow neuron branches spread across a black field, their filaments shimmering faintly. A white serif caption sits locked at the bottom center. The frame holds still with only a subtle flicker in the network.
On-screen text: “will be planned”, “by AI”
Camera: Static
07 · Problem · 0:06–0:08
A young man in a black jacket stands on a residential walkway, holding a small black fuzzy object between his fingertips while speaking to the camera. White serif captions appear line by line at the bottom of the frame. Locked-off framing.
On-screen text: “by AI”, “but today's labs”, “are built for humans”
Camera: Static
08 · Problem · 0:08–0:08
A blog post page scrolls upward, revealing body copy and a portrait of a man, while a large serif headline sits locked at the bottom. A matching serif title and date fade out at the top as the page moves.
On-screen text: “Sam Altman: US needs Abundant Intelligence”, “September 23, 025”, “When thinking becomes abundant”
Camera: Static
09 · Problem · 0:08–0:10
Web article pages from a tech news site and a forum post scroll and cut in sequence, filling the frame. A large black serif caption, “When thinking becomes abundant”, stays fixed across the bottom throughout.
On-screen text: “When thinking becomes abundant”
Camera: Static
10 · Problem · 0:10–0:11
A flat webpage scrolls upward, revealing an article with a yellow-highlighted quote and a US map, while a news sidebar holds still on the right. A large black serif caption at the bottom swaps from “the bottleneck shifts from” to “coming up with ideas”.
On-screen text: “the bottleneck shifts from”, “coming up with ideas”
Techniques: Kinetic type
Camera: Static
11 · Problem · 0:11–0:12
A white card holds the dark blue headline Intelligence Age. over a yellow marker highlight, which fades out to expose faint article body text behind it. A black serif italic caption reading coming up with ideas stays fixed at the bottom throughout.
On-screen text: “Intelligence Age.”, “coming up with ideas”
Camera: Static
12 · Problem · 0:12–0:14
A dark microscopic field of tan cells with purple nuclei. One cell glows red as a blue beam strikes it, then the glow fades back to normal. White serif captions sit at the bottom of the locked-off frame.
On-screen text: “to testing them”, “And in biology”
Camera: Static
13 · Problem · 0:14–0:16
A young man in a black jacket stands outdoors before a house, holding a small black lavalier microphone between his fingers. He speaks to camera as white serif subtitles cycle at the bottom of the locked-off frame.
On-screen text: “And in biology”, “that bottleneck is”, “especially hard”
Techniques: Kinetic type
Camera: Static
14 · Problem · 0:16–0:16
Microscopic view of pond water: bright green algae cells and purple organisms drift over a dark blue field while a long pale filament threads the left. A white serif caption, because the answers, sits at the bottom center and scales in gently.
On-screen text: “especially hard”, “because the answers”
Techniques: Kinetic type
Camera: Static
15 · Problem · 0:16–0:17
A dark microscope field shows drifting microorganisms: green oval cells, pink blobs and translucent white shapes on a black background. The frame is locked off while white serif captions at the bottom read “because the answers”, then “have to come from”.
On-screen text: “because the answers”, “have to come from”
Camera: Static
16 · Problem · 0:17–0:17
A dark microscope field shows drifting biological forms: a translucent paramecium-like cell, a bright green oval organism, and scattered pink and amber cells. The white caption sits at the bottom center, static.
On-screen text: “have to come from”
Camera: Static
17 · Problem · 0:17–0:18
Microscopic footage of green oval cells, pink blobs and pale yellow filaments drifts over a dark field while a white serif caption reads the real world at the bottom center.
On-screen text: “have to come from”, “the real world”
Camera: Static
18 · Problem · 0:18–0:19
A dark navy field holds floating organic shapes: green granular ovals, pink-purple bumpy clusters, and pale yellow wavy ribbons. Some sit in sharp focus while others blur into the background. The view drifts slowly, sliding the composition across the frame.
Camera: Static
19 · Problem · 0:19–0:20
A microscopic view on a black field shows several translucent teardrop shaped cells with red speckles drifting slowly, alongside a bright green oval and a yellow orange cluster at the top. The organisms float and rotate gently in place.
Camera: Static
20 · Problem · 0:20–0:21
Green oval cells, pink spheres and yellow rods drift slowly through a dark blue fluid, some in sharp focus, others blurred by depth of field. The camera holds still as the organisms float past at a leisurely pace.
Camera: Static
21 · Demo · 0:21–0:23
A white line-art document icon sits centered on a black background as horizontal bars fill in from top to bottom. The icon then slides upward out of frame while the centered serif caption below swaps from “At Petrichor” to “we take in”.
On-screen text: “At Petrichor”, “we take in”
Camera: Static
22 · Demo · 0:23–0:23
A white line-drawn document icon sits at left while a line extends from it toward a table holding a flask and test tubes at right. A centered serif caption at the bottom reads “we take in,” then switches to “detailed step-by-step instructions.”
On-screen text: “we take in”, “detailed step-by-step instructions”
Camera: Static
23 · Demo · 0:23–0:25
A white line illustration on black: a document icon on the left joins a wavy line that loops and drops onto a lab bench with a flask, test tube and beaker. The line draws itself in left to right. A white serif caption sits at the bottom.
On-screen text: “detailed step-by-step instructions”
Camera: Static
24 · Demo · 0:25–0:26
A white line icon of a document with a pencil on black morphs into a document with a padlock badge, while a serif caption at the bottom reads “we run them” then “exactly as written”.
On-screen text: “we run them”, “exactly as written”
Techniques: Morph
Camera: Static
25 · Demo · 0:26–0:31
White line art on black draws a document, a lab bench with flask and test tubes, and an antenna device, with signal arcs popping around the device. The camera pushes in on the flask as an X mark is drawn, then pulls back. Serif captions cycle at the bottom.
On-screen text: “exactly as written”, “and we return data”, “from every single step”, “including ones”, “with no clear result”, “Today if you send”
Camera: Pull out
26 · Problem · 0:31–0:32
A young man in a black jacket stands centered in a medium shot outdoors, holding a small lavalier mic near his chest as he speaks to camera. White serif captions swap at the bottom of the frame. The camera stays locked off.
On-screen text: “Today if you send”, “an experiment”
Camera: Static
27 · Problem · 0:32–0:34
A blue-lit wall clock with a black rim and white face fills the frame. Its hands sweep forward in a fast time-lapse, blurring as they pass the numerals. White serif captions sit at the bottom center, swapping line by line.
On-screen text: “to an outside lab”, “something that should take”
Techniques: Speed ramp
Camera: Static
28 · Problem · 0:34–0:36
A blue-tinted close-up of a round wall clock on a pale wall. The hands sweep around the dial in fast time-lapse while white serif captions scale in at the bottom of the frame.
On-screen text: “five days”, “somehow takes six weeks”
Camera: Static
29 · Problem · 0:36–0:37
A young man in a black jacket stands outdoors before a house, holding a small ring with a black fuzzy top between his fingertips as he speaks to camera. The frame stays locked off while a white caption scales in at the bottom.
On-screen text: “somehow takes six weeks”
Techniques: Kinetic type
Camera: Static
30 · Problem · 0:37–0:37
A dark microscopic view of orange and yellow cells slowly drifts across the frame. White serif text sits at the bottom center, reading “Biology might be where.”
On-screen text: “somehow takes six weeks”, “Biology might be where”
Camera: Static
31 · Problem · 0:37–0:38
A dark microscopic field of tan neurons with purple cores pushes in to a close view of two round cells. A white serif caption stays locked along the bottom edge throughout.
On-screen text: “Biology might be where”
Camera: Static
32 · Problem · 0:38–0:39
A dark field of round, cell-like shapes with fuzzy edges fills the frame, shifting from red to violet. White serif captions sit centered at the bottom, swapping from one line to the next.
On-screen text: “Biology might be where”, “AI matters the most”
Camera: Static
33 · Problem · 0:39–0:39
A painterly abstract texture shifts from a tan mass with purple and teal spots to a teal cellular band lined with purple dots. White serif text stays fixed at the bottom throughout.
On-screen text: “AI matters the most”
Camera: Static
34 · Problem · 0:39–0:40
A stylized illustration shows a single cell with a brown, dashed nucleus on a dark field, then cuts to a dense cluster of tan cells with purple centers. A white serif caption sits at the bottom center, changing from one line to the next.
On-screen text: “AI matters the most”, “but it's also”
Camera: Static
35 · Problem · 0:40–0:40
A dark field of tan, green and purple cellular shapes drifts as the frame pans slowly across them. A white serif caption sits locked at the bottom center over the microscopic illustration.
On-screen text: “but it's also”
Camera: Static
36 · Problem · 0:40–0:41
A painterly, line-drawn aerial view of a green island in dark water cuts to diagonal rust-colored bands speckled with purple. A white serif caption sits centered at the bottom throughout the shot.
On-screen text: “but it's also”, “where the data”
Camera: Static
37 · CTA · 0:41–0:44
A close-up of golden cell structures carries the caption where the data at the bottom, then cuts to a tiled grid of colorful microscopy images. The white serif URL Petrichorbio.com sits centered and holds still over the collage.
On-screen text: “where the data”, “Petrichorbio.com”
Camera: Pull out




