Audio Identification API

Skaldleita

SKAHLD-lay-tah — Old Norse for "Seek the Storyteller"

Identify audiobook narrators and books from audio clips — or search our database of 50M+ titles.

Search across 50M+ books and 90+ narrator voice profiles
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Narrator Voices

50M+

Books

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Audio Fingerprints

13M+

Authors

15K+

Series

<2s

Voice Match

Two Signals, One Answer

Voice fingerprinting meets content recognition

🎙️

Voice Fingerprint

256-dimensional voice embeddings identify narrators with over 90% accuracy.

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Narrator Catalog

Voice match narrows your search from millions of books to a narrator's catalog of 50-400 titles.

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Content Matching

GPU-accelerated transcription extracts the spoken text to pinpoint the exact book.

Fast Results

Narrator identification in under 2 seconds. Full book ID in under 30 seconds.

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Any Format

Works with MP3, M4B, M4A, WAV, and more. Just upload 30-90 seconds of narration.

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Simple API

RESTful API with JSON responses. One endpoint, one file upload, instant results.

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