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Usage guide

Setup, environment variables, and Python/JavaScript/Go usage examples.

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NvidiaTTS

Text-to-speech with NVIDIA Riva Magpie voices hosted on NVIDIA’s cloud. Good for natural multilingual voices over a low-latency gRPC stream. Authenticates with NVIDIA_API_KEY from your environment, or an explicit api_key.

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Fields

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str
default:"UNSET"
Riva gRPC server address as host:port. Defaults to ‘grpc.nvcf.nvidia.com:443’.
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str
default:"UNSET"
NVIDIA cloud function ID of the hosted voice model to call. Defaults to ‘877104f7-e885-42b9-8de8-f6e4c6303969’.
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str
default:"UNSET"
Riva voice to speak with, e.g. “Magpie-Multilingual.EN-US.Aria”. Defaults to ‘Magpie-Multilingual.EN-US.Aria’.
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str
default:"UNSET"
BCP-47 language code of the text, e.g. “en-US”. Should match the voice. Defaults to ‘en-US’.
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int
default:"22050"
Output audio sample rate in Hz, e.g. 22050. Defaults to 22050.
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bool
default:"UNSET"
Connect to the server over TLS. Turn off only for a local unsecured Riva server. Defaults to True.