Short-form at scale.
Create Reels, TikToks, and Shorts from a brief. Vertical-native, caption-ready, hook-optimized.
Produce a week's worth of short-form video in one session.
Content that looks made-for-platform, not repurposed from long-form.
Generate multiple hooks and intros to find what resonates.
Vertical-First
Every scene shot and composed for 9:16 — not cropped from landscape.
Auto Captions
Word-level captions with brand-matched styling, added automatically.
Hook Variations
Generate multiple opening hooks to A/B test what stops the scroll.
How it works.
Describe what you need
Upload a product photo, paste a URL, or just describe your ad in plain English.
Cospark generates it
AI creates video scenes, voiceover, B-roll, and assembles everything on a timeline.
Iterate and launch
Refine in chat, then export platform-ready files for TikTok, Meta, YouTube, and more.
Traditional production vs Cospark.
Cost per video
$150 - $500+
~$5 - $20
Turnaround
1 - 5 days
Minutes
Hook variations
Manual reedits
Instant
Caption styling
Manual
Automatic
Scalability
Creator-limited
Unlimited
Ready to create ads that convert?
Start building with a free account. No credit card required.