Add changelog for #4326

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Mark Backman
2026-04-17 10:31:37 -04:00
parent 6bb4e8295f
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changelog/4326.added.md Normal file
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- Added multilingual support to `DeepgramFluxSTTService` via a new `language_hints: list[Language]` setting. Works with Deepgram's new `flux-general-multi` model to bias transcription across English, Spanish, French, German, Hindi, Russian, Portuguese, Japanese, Italian, and Dutch. Omit the hints to use auto-detection, or pass a subset to bias toward expected languages. Hints can be updated mid-stream via `STTUpdateSettingsFrame` (sent as a Deepgram `Configure` control message, no reconnect) to support detect-then-lock flows.

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- `TranscriptionFrame.language` and `InterimTranscriptionFrame.language` emitted by `DeepgramFluxSTTService` now reflect the language Deepgram detected for each turn (read from the `languages` field on Flux's `TurnInfo` event) instead of a statically configured value. On `flux-general-multi` this means per-turn accuracy for downstream consumers (e.g. TTS voice selection). On `flux-general-en` the field is absent in Flux responses, so emitted frames now carry `language=None` instead of the previously hardcoded `Language.EN`.