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Fact · Speech recognition

Deepgram's documentation says to use the diarize_model parameter for speaker diarization in both batch and streaming requests, and that the older diarize parameter is deprecated.

Checked against its source on October 17, 2026

In the source's own words

“Use diarize_model instead for both batch and streaming requests”

Speaker Diarization, Deepgram, n.d., Using diarize (deprecated) section.

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What it measures
Deepgram's diarization page shows the parameter in a cURL example for pre-recorded audio and describes the streaming behaviour in its own section.
What it does not show
Parameter names and model versions change. The page is vendor documentation, so the accuracy of the labels is not measured here.

Source

Cited on

Deepgram enables diarization with diarize_model | Yap