Upload an audio file for transcription
Processing is asynchronous - the endpoint returns immediately with a pending status.
Use the GET endpoint to check status and retrieve results.
Documentation Index
Fetch the complete documentation index at: https://docs.sully.ai/llms.txt
Use this file to discover all available pages before exploring further.
dictation field. Send dictation=true to request dictation-oriented
transcript formatting. If omitted, dictation defaults to false.Audio file to transcribe (max 100MB)
Language code for the audio content. Different models are used based on language
en, en-US, es, de, fr, hi, it, ja, nl, pt, ru, bg, ca, zh, zh-CN, zh-Hans, zh-TW, zh-Hant, zh-HK, cs, da, da-DK, en-AU, en-GB, en-NZ, en-IN, et, fi, nl-BE, fr-CA, de-CH, el, hu, id, ko, ko-KR, lv, lt, ms, no, pl, pt-BR, pt-PT, ro, sk, es-419, sv, sv-SE, th, th-TH, tr, uk, vi "en"
Audio encoding format. Optional - if not specified, the API will auto-detect. Common formats:
linear16: 16-bit linear PCMflac: Free Lossless Audio Codecmulaw: μ-law encodingogg_opus: Opus codec in OGG containerwebm_opus: Opus codec in WebM containerlinear16, flac, mulaw, amr, amr_wb, ogg_opus, speex, webm_opus "linear16"
Enable multichannel audio processing
Enable dictation-oriented transcript formatting. When sent as multipart form-data, provide true or false.
Transcription created successfully