Core Speech Analysis

Pronunciation assessment enriched with per-word pitch contours. Same audio upload + Azure pronunciation evaluation as…

post/api/pronunciation-assessment-with-pitch

Request

  • Base URL: https://platform.vocametrix.com
  • URL: https://platform.vocametrix.com/api/pronunciation-assessment-with-pitch
  • Auth: API key in header X-API-Key

Request body

blobURLstring required

The secure URL received from /api/get-blob-url

referenceTextstring required

The text to compare against the audio

localestring required

The language locale (e.g., en-US, fr-FR)

Response

Successful response

RecognitionStatusstring

Azure recognition status (e.g., "Success")

Offsetstring

Recognition start offset in 100-nanosecond units

Durationstring

Recognition duration in 100-nanosecond units

DisplayTextstring

The recognized text with proper formatting

NBestobject[]

Array of N-best recognition hypotheses. Each NBest[i] contains the standard Azure pronunciation fields (Confidence, Lexical, ITN, MaskedITN, Display, PronunciationAssessment, Words[]) — and each NBest[i].Words[j] is augmented with an additional Pitch array containing F0 samples (Hz) measured over the word's timespan via parselmouth. Words[j] also carry the standard Azure fields: Word, Offset, Duration, PronunciationAssessment {AccuracyScore, ErrorType}, Phonemes[], Syllables[].

Changes

No recorded changes to this operation across all 1 revision of this API.