Synthesia launches Syren, a video agent that refines full videos through conversation
alexvoica · x · 2026-10-28
Synthesia unveiled Syren, a video agent that generates a complete video from a prompt, then lets users refine pacing, scene changes, motion graphics and on-screen text conversationally while staying within brand guidelines.
The argument: AI's biggest video breakthrough is happening in the edit—scripts and b-roll are easy, assembling them well is hard. Co-founder/CEO Victor Riparbelli explained the enabling advances at MTS live.
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