Social Media Campaign – Viral Creatives

Pulse Athletics came to Cultiv AI Studio with a Q4 problem that a lot of DTC brands will recognize instantly. Their Meta and TikTok creatives were fatiguing inside ten days, their CAC was climbing week over week, and their existing production cycle — one shoot day, a model, a location, a week of edit — could produce maybe four new creatives a month. The ad-manager math was brutal: to find the two or three winners that would actually carry their quarter, they needed forty-plus tested creatives inside the paid window, and they needed to refresh the freshest winners before they burned out. Traditional production at that volume was a six-figure, six-week commitment that would have landed their best creative in market after the peak window had already closed. We built them a weekly creative engine instead. Every Monday we ran a thirty-minute review with the client on ad-manager data — what hooks had worked, what products were popping, what audiences were responding — and locked the week's shot list in the same meeting. AI-generated models and scenes were produced in Midjourney and Runway, composited with their real product photography so the physical product stayed authentic and color-accurate. Sora and Kling generated short motion sequences we used as b-roll for transitions and pattern interrupts. ElevenLabs produced native-sounding voiceovers tuned to the exact cadence of the fitness creator they already had on contract, which let us extend the creator's voice across dozens of creatives without burning through her shoot days. CapCut and Premiere handled fast cut-downs into nine-by-sixteen, one-by-one, and four-by-five variants. By week two we were shipping fifteen-plus fresh creatives a week, all tagged and tracked across Meta, TikTok, and Pinterest. Winning creatives were cloned and re-mixed within days instead of months — a change in hook, a change in product color, a change in opening frame — which let the media team keep pressing on what worked instead of watching it burn out. Over three weeks we delivered fifty-two creatives, cut cost per creative by roughly ninety-two percent against their shoot-based baseline, and brought Meta CPA down forty-seven percent on the same audiences. The best-performing AI-generated UGC-style hero clip hit a 5.2x ROAS and carried a meaningful share of total Q4 revenue. Just as important, the creative engine is still running — Pulse uses the same weekly cadence, prompt library, and voice model as their standing production system.

More from this series lives in our AI creatives gallery, alongside campaign reels and brand experiments.