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Changelog files for the new nvidia features.

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filipi87
2026-05-12 14:43:12 -03:00
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- Added NVIDIA Magpie TTS services via AWS SageMaker: `NvidiaSageMakerHTTPTTSService` (single HTTP invocation, streams raw PCM back) and `NvidiaSageMakerWebsocketTTSService` (persistent HTTP/2 bidi-stream with full interruption support via `InterruptibleTTSService`).

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- Added `sanitize_text_for_tts()` utility (`pipecat.utils.text.tts_text_sanitizer`) that strips markdown formatting (fenced code blocks, headers, bold/italic, tables, blockquotes, inline code) and emojis from text before sending it to a TTS service.

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- Added `NvidiaSageMakerWebsocketSTTService` for streaming speech recognition using NVIDIA Nemotron ASR via an AWS SageMaker bidirectional-stream endpoint. Produces `InterimTranscriptionFrame` and `TranscriptionFrame` frames, is VAD-aware, and automatically reconnects on error.