Pocket FM launches Sherpa, a retention-trained AI fiction writer that boosted its ARR to $500M

socialwithaayan · x · 2026-09-19

Pocket FM, the "Netflix for audio dramas," launched Sherpa, an AI fiction-writing tool trained on 5.5B hours of playtime with minute-by-minute retention data. Feed it a 1-2 sentence premise and it generates a full season — characters, arcs, episode structure, cliffhangers — for audio series and screen development.

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It's a landmark case of one-person studios scaling content output with AI — retention data, not prose quality, is the optimization target.

Related event: Pocket FM Launches Sherpa, an AI Fiction Engine Trained on Retention Data(3 posts)→

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