TTS

Get chapter alignment (sentence timings)

Returns the sentence-level alignment JSON for one chapter,

get/tts/audiobook/{book_id}/{chapter}/alignment

Path parameters

book_idstring required

Book ID

chapterinteger required

Chapter index (0-based)

audio_duration_msinteger

audio_filestring

chapter_indexinteger

chapter_titlestring

generated_atinteger

providerstring

schema_versioninteger

voicestring

Changed in 2 of the 5 revisions of this API.11

Apr 23, 202620e19d9cbb5a1See the full diff
- ○
  endpoint added
  endpoint-added
Mar 21, 2026ffed97aaec4f1See the full diff
- ▲
  api path removed without deprecation
  api-path-removed-without-deprecation