Synthesia launches Syren: full videos with motion graphics from one prompt

lmoroney · x · 2026-10-10

Synthesia officially launched Syren in beta: describe your video or share a document, image, or existing footage, and the agent produces a finished video with motion graphics, animation, avatars, voiceover, music and b-roll, refined through chat.

Syren runs on Synthesia's in-house rendering engine (quietly powering its motion graphics since June), positioning the AI agent as the editor itself rather than an assistant. The platform serves enterprise launch videos, explainers and marketing content with 240+ avatars in 140+ languages.

Related event: Synthesia Launches Syren, an Agentic Video Creator in Early Access(6 posts)→

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