"AI ad creative generator" covers two completely different products, and the ambiguity causes a lot of disappointed purchases.
One kind writes text. Headlines, primary copy, descriptions, five variations of a call to action. Useful, and not what this post is about.
The other kind produces the creative itself: the image or the video, the actual asset that goes in the ad account. That is much harder, and the difference between a good one and a bad one is not the render model. Everyone has access to similar models now. The difference is what the model was told to make.
Here is how ours works, step by step, because "AI generates your ad" hides all the parts that matter.
Step 1: it reads an ad that already works
Most generators start from your description of your product. Ours starts from a specific ad that a competitor has been running for months.
That choice is the whole design. A model given "creatine gummies for men over 40" has to guess what appeals to that buyer. A model given an ad which has been live since March is working from a structure that already survived somebody's optimization and somebody's budget. Meta never publishes what an ad earned, but it does show whether the ad is still running, and advertisers do not fund losers for a season. The reasoning is laid out in why days-running beats every other performance proxy.
So step one is vision analysis. Claude watches the source ad and produces a structural read: what the hook is doing, how the scenes are paced, where proof appears, how the offer is framed, why the sequence works in that order.
Step 2: it writes a script and stops
This is the step most generators skip, and skipping it is why people end up with credits spent on something they would have rejected on sight.
The output of the analysis is not a video. It is a script for your version, broken into scenes, each with a time range, a voiceover line, and a description of what is on screen. It also includes a short "why their ad works" note, which is often the most useful part.
Then it stops and shows you.
Every line is editable. Rewrite the voiceover, change the visual direction, replace the end card headline, swap the call to action. Nothing renders, and nothing is charged, until you press Start clone on a version you have read. An edited line renders exactly as you wrote it, because your text becomes both the spoken line and the on-screen caption.
Free accounts get this entire step at no cost, with no credits and no card. If you never render anything, you still walk away with a written breakdown of how a proven ad is built.
Step 3: the render
The approved script becomes a generation prompt and goes to Seedance 2.5, which produces a vertical 9:16 video with audio generated natively by the model. There is no separate voiceover stage and no separate music stage behind it. Length is matched to the source ad, capped at 30 seconds, so cloning a 12 second ad gives you a 12 second ad rather than padding.
Renders take about five minutes. A quality check runs on the output and flags anything that looks off for your review rather than quietly shipping it.
Image ads take a different path, because there is no sequence to plan. Claude analyzes the source image structurally, then Gemini generates the new one with the aspect ratio pinned to the original's shape. That takes about a minute, with no script step.
What it costs, and why per second
Video is billed by finished length instead of a flat per-video price:
- 1 credit is roughly 2 seconds of finished video
- 1 credit is $1
- 5 credit minimum
- Credits do not expire
So a 10 second ad is 5 credits and a 30 second ad is 15. A flat per-video fee would overcharge short ads and undercharge long ones, and since we match the length of whatever you clone, per-second keeps the incentives honest. The exact price sits on the button next to your balance before you commit.
If the analysis fails, nothing is charged. If a render fails, the credit is returned automatically.
The part that keeps you out of trouble
Generating creative from a competitor's ad raises an obvious question, and the answer is in what the pipeline actually carries forward.
What moves across is structure: the shape of the hook, the pacing, the sequence, the way the offer is positioned. What never moves across is execution. Their footage stays theirs. Their script stays theirs. Their branding stays theirs. The generation prompt is built around your product and your brand, using your product photos when you have them saved.
That distinction is not a legal technicality we are leaning on, it is how the system is built. The full checklist is in cloning a competitor's ad ethically.
Current limits
Vertical 9:16 only, at 480p. No square or landscape output yet.
One engine. There is no model picker in Clone Studio; every video runs on Seedance 2.5.
Motion graphics ads take a design route with no editable scene list, so for those the script step is not available and you start the render directly.
No launch button inside the studio. It produces the asset. Getting it live happens through chat, covered in clone a competitor's ad and launch it.
FAQ
What is an AI ad creative generator?
Software that produces the actual ad asset, an image or a video, rather than just the text. The important variable is the input: some work from a description of your product, others work from an existing ad with a track record.
Can AI make a video ad that is usable in a real campaign?
Yes, with a caveat about format. What comes out here is a vertical 9:16 video with audio, sized for Reels, Stories, Shorts and TikTok, and ready to upload. If your placement needs square or landscape, this is not the tool yet.
Do I see the ad before I pay for it?
You see the plan, not the render. The scene-by-scene script arrives free and fully editable, and credits are only spent when you approve it. That order exists so weak concepts get killed for nothing.
What model generates the video?
Seedance 2.5, with the audio generated natively by the model. Claude handles the vision analysis and scripting. Image clones use Claude for analysis and Gemini for generation.
How long does generation take?
Script writing takes under a minute. Video rendering is about five minutes. Image clones finish in roughly a minute.
The input decides the output
Two generators running identical models will produce very different results if one was handed a product description and the other was handed an ad that has been running since spring. The model is not the moat. The evidence is.
Open Clone Studio, pick a competitor's longest-running ad, and read the script it writes for your version. That part is free, and it shows you the whole pipeline before you spend anything.
Ask a model to invent an ad and it will. Ask it to rebuild one that survived, and you get somewhere better.