InVision debuts 'Prototype Narrator', an AI that writes and voices user flows for demos

Design · 4 min read

Prototype Narrator analyzes a prototype's user flows and produces a scripted walkthrough that highlights key interactions, edge cases, and expected user outcomes. The tool can render a human-like voiceover or provide a teleprompter-style script for teammates to record, and it timestamps narration to prototype events for synchronized playback.

The product also creates alternative scripts targeted at different audiences: investor pitches, user tests, or accessibility demonstrations. Teams can edit tone, pacing, and verbosity, and export the final package as a shareable demo link with embedded narration.

Design leads found Prototype Narrator useful for rehearsing stakeholder demos and accelerating user test setups. Some researchers advised caution when using narrated prototypes in moderated tests, since the presence of explicit guidance can bias user behavior.