Transcript

Method	Endpoint	Description
POST	/v2/transcript	Create a transcript using the parameters described below in the Create a transcript section.
GET	/v2/transcript/:id	Fetch the transcript object you created, using its id.
GET	/v2/transcript/:id/sentences	Optionally, after your transcript is complete, get the sentences using its id.
GET	/v2/transcript/:id/paragraphs	Optionally, after your transcript is complete, get the paragraphs using its id.
GET	/v2/transcript/:id/redacted-audio	If you enable PII Redaction, get the redacted audio, as described in the Create a redacted audio file section.
GET	/v2/transcript/:id/:subtitle_format	Export your completed transcripts in SRT (srt) or VTT (vtt) format, which can be used for subtitles and closed captions in videos.

Create a transcript

To submit a file for transcription, submit a POST request to the endpoint specified in the table above, using the JSON parameters below to configure the transcript.

You can learn how to submit such a request in the Transcribing an audio file guide.

Parameter	Type	Description	Required
audio_url	string	The URL of your media file to transcribe. Learn how to upload local files to obtain a URL in the Transcribing an audio file guide.	Yes
language_code	string	The language of your audio file. Possible values are found in Supported Languages. The default value is en_us.
punctuate	boolean	Enable Automatic Punctuation, can be true or false
format_text	boolean	Enable Text Formatting, can be true or false
dual_channel	boolean	Enable Dual Channel transcription, can be true or false
webhook_url	string	The URL we should send webhooks to when your transcript is complete
webhook_auth_header_name	string	Defaults to null. Optionally allows a user to specify a header name and value to send back with a webhook call for added security.
webhook_auth_header_value	string	Defaults to null. Optionally allows a user to specify a header name and value to send back with a webhook call for added security.
audio_start_from	integer	The point in time, in milliseconds, to begin transcription from in your media file
audio_end_at	integer	The point in time, in milliseconds, to stop transcribing in your media file
word_boost	array	A list of custom vocabulary to boost transcription probability for. See Custom vocabulary for more details.
boost_param	string	The weight to apply to words/phrases in the word_boost array; can be "low", "default", or "high"
filter_profanity	boolean	Filter profanity from the transcribed text, can be true or false
redact_pii	boolean	Redact PII from the transcribed text using the Redact PII model, can be true or false
redact_pii_audio	boolean	Generate a copy of the original media file with spoken PII "beeped" out, can be true or false. See PII Redaction for more details.
redact_pii_audio_quality	string	Controls the filetype of the audio created by redact_pii_audio. Currently supports mp3 (default) and wav. See PII Redaction for more details.
redact_pii_policies	array	The list of PII redaction policies to enable. See PII Redaction for more details.
redact_pii_sub	string	The replacement logic for detected PII, can be "entity_type" or "hash". See PII Redaction for more details.
speaker_labels	boolean	Enable Speaker Diarization, can be true or false
speakers_expected	integer	Defaults to null. Tells the speaker label model how many speakers it should attempt to identify, up to 10. See Speaker Diarization for more details.
content_safety	boolean	Enable Content Moderation, can be true or false
iab_categories	boolean	Enable Topic Detection, can be true or false
language_detection	boolean	Whether Automatic language detection was enabled in the transcription request, either true or false
custom_spelling	array	Customize how words are spelled and formatted using to and from values
disfluencies	boolean	Transcribe Filler Words, like "umm", in your media file; can be true or false
sentiment_analysis	boolean	Enable Sentiment Analysis, can be true or false
auto_chapters	boolean	Enable Auto Chapters, can be true or false
summarization	boolean	Enable Summerization, can be true or false. If you specify one of summary_model and summary_type, you also need to specify the other.
summary_model	string	The model to summarize the transcript. See more details at the Summerization model.
summary_type	string	The type of summary. See more details at the Summerization model.
entity_detection	boolean	Enable Entity Detection, can be true or false
speech_threshold	float	Defaults to null. Reject audio files that contain less than this fraction of speech. Valid values are in the range [0,1] inclusive.

The Transcript Object

After you submit a file for transcription, the corresponding transcript ID is returned in the response. This ID is used in the endpoints for the GET methods listed above, used to fetch transcript information.

When you perform a GET request on the /v2/transcript/:id endpoint, the transcript object is returned in the response JSON for that corresponding ID. The object's parameters/attributes are listed below.

Attribute	Type	Description
id	string	The unique identifier of your transcription
language_model	string	The language model that was used for the transcription
acoustic_model	string	The acoustic model that was used for the transcription
status	string	The status of your transcription. queued, processing, completed, or error
language_code	string	The language of your audio file. Possible values are found in Supported Languages. The default value is en_us.
audio_url	string	The URL of the media that was transcribed
text	string	The textual transcript of your media file
words	array	An array of temporally-sequential word objects, one for each word in the transcript. See Speech Recognition for more information.
utterances	array	When dual_channel or speaker_labels is enabled, a list of turn-by-turn utterance objects. See Speaker Diarization for more information.
confidence	float	The confidence score for the transcript, between 0.0 (low confidence) and 1.0 (high confidence)
audio_duration	float	The duration of this transcript object's media file, in seconds
punctuate	boolean	Whether Automatic Punctuation was enabled in the transcription request, either true or false
format_text	boolean	Whether Text Formatting was enabled in the transcription request, either true or false
dual_channel	boolean	Whether Dual channel transcription was enabled in the transcription request, either true or false
webhook_url	string	The URL to which we send webhooks upon trancription completion, if provided in the transcription request
webhook_status_code	number	The HTTP status code we received from your server when delivering your webhook, if a webhook URL was provided in the transcription request
webhook_auth	boolean	Whether webhook authentication details were provided in the transcription request
webhook_auth_header_name	string	The header name which should be sent back with webhook calls, if provided in the transcription request
auto_highlights	boolean	Whether Key Phrases was enabled in the transcription request, either true or false
auto_highlights_result	array	An array of results for the Key Phrases model, if it was enabled during the transcription request. See Key Phrases for more information.
audio_start_from	integer	The point in time, in milliseconds, in the file at which the transcription was started, if provided in the transcription request
audio_end_at	integer	The point in time, in milliseconds, in the file at which the transcription was terminated, if provided in the transcription request
word_boost	array	The list of custom vocabulary to boost transcription probability for, if provided in the transcription request
boost_param	string	The word boost parameter value, if provided in the transcription request
filter_profanity	boolean	Whether Profanity Filtering was enabled in the transcription request, either true or false
redact_pii	boolean	Whether PII Redaction was enabled in the transcription request, either true or false
redact_pii_audio	boolean	Whether a redacted version of the audio file was generated (enabled or disabled in the transcription request), either true or false. See PII Redaction for more information.
redact_pii_audio_quality	string	The audio quality of the PII-redacted audio file, if enabled in the transcription request. See PII Redaction for more information.
redact_pii_policies	array	The list of PII redaction policies that were enabled, if PII Redaction is enabled. See PII Redaction for more information.
redact_pii_sub	string	Which replacement type was used to redact PII. See PII Redaction for more information.
speaker_labels	boolean	Whether Speaker Diarization was enabled in the transcription request, either true or false
speakers_expected	integer	The value for the speaker_expected parameter in the transcription request, if provided. See Speaker Diarization for more information.
content_safety	boolean	Whether Content Moderation was enabled in the transcription request, either true or false
iab_categories	boolean	Whether Topic Detection was enabled in the transcription request, either true or false
content_safety_labels	array	An array of results for the Content Moderation model, if it was enabled during the transcription request. See Content Moderation for more information.
iab_categories_result	array	An array of results for the Topic Detection model, if it was enabled during the transcription request. See Topic Detection for more information.
language_detection	boolean	Whether Automatic language detection was enabled in the transcription request, either true or false
custom_spelling	array	The custom spelling value passed in to the transcription request, if provided
auto_chapters	boolean	Whether Auto Chapters was enabled in the transcription request, either true or false
summarization	boolean	Whether Summarization was enabled in the transcription request, either true or false
summary_type	string	The type of summary generated, if Summarization was enabled in the transcription request
summary_model	string	The Summarization model used to generate the summary, if Summarization was enabled in the transcription request
custom_topics	boolean	Whether custom topics was enabled in the transcription request, either true or false
topics	array	The list of custom topics provided if custom topics was enabled in the transcription request
speech_threshold	number	The value submitted for speech_threshold in the transcription request, if used. Otherwise, null.
disfluencies	boolean	Whether the transcription of disfluences was enabled in the transcription request, either true or false
sentiment_analysis	boolean	Whether Sentiment Analysis was enabled in the transcription request, either true or false
sentiment_analysis_results	array	An array of results for the Sentiment Analysis model, if it was enabled during the transcription request. See Sentiment Analysis for more information.
entity_detection	boolean	Whether Entity Detection was enabled in the transcription request, either true or false
entities	array	An array of results for the Entity Detection model, if it was enabled during the transcription request. See Entity Detection for more information.
summary	string	The generated summary of the media file, if Summarization was enabled in the transcription request
throttled	boolean	True while a request is throttled and false when a request is no longer throttled