Gumroad creators, coaches, and solopreneurs need high-value digital products like audio guides, research reports, and narrated courses — but producing research-heavy, professionally voiced content takes too much time. This creates a perfect agency opportunity: use Perplexity (for fast, accurate, sourced research) + Murf.ai (for studio-quality AI voiceovers with emotion & cloning). This guide shows how to launch a “Done-for-You AI Research-to-Audio Product Agency,” delivering ready-to-sell Gumroad products on retainer or project basis, tapping into the 2026 digital product boom.

Creators and solopreneurs want to sell high-value digital products like audiobooks, podcasts, online courses with narration, and narrated training videos on Gumroad — but producing professional audio/video is time-consuming and expensive. This creates a perfect agency opportunity: use Typecast (for expressive TTS, voice cloning & talking avatars) with Descript (for AI-powered editing, Overdub cloning & text-based polishing). This guide shows how to launch a “Done-for-You AI Narrated Digital Product Agency,” delivering polished audiobooks/courses/videos on retainer or per-project for Gumroad sellers.