Why most avatar videos feel synthetic
Most prompts under-specify delivery. Without framing, pacing, and expression, the output becomes flat and generic even if the face itself looks acceptable.
Answer
How to make talking avatar videos
Talking avatar videos work better when you specify presenter role, framing, gesture level, and spoken line instead of just asking for a person talking.
Turn this answer into action
The strongest answer is the one you can immediately test. Start from a working prompt library page, then generate your own version in the browser.
Talking avatar prompt
Start from a presenter-style prompt you can immediately test and iterate on.
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