01 input

Simulate before you post.

Drop a video URL. Viralyst transcribes it, reads the frames, then runs it past a population of AI personas that actually watch, react and share, modelling how the feed would propagate it.

Video URL (S3 or public mp4) Target demographic Topic interests (drives affinity) Population (LLM personas)

Each persona is generated and reacts via a live model call. Larger runs cost more and take longer.

02 spread

in-target out-of-target never shown shared algo push

round 0 / 0

reach

likes

in-target hit

Run a report, then click any node to inspect that persona's real reaction.

03 verdict