Voice Cloning Accuracy

Voice cloning accuracy comes down to what the model was actually given to learn from: a clear sample reproduces your timbre, pitch and general cadence closely, but it can't invent a performance you never gave it. Expect the accent, pace and tone you recorded to carry over faithfully — if your sample was calm and measured, the clone defaults to calm and measured too, since it has no other version of you to draw on. What it won't do is guess at emotional range or delivery styles you didn't demonstrate in the original 10-to-30-second recording. There are no accuracy percentages or benchmark scores published for this, because the honest answer is that sample quality is the single biggest lever you control, more than anything else in the process.