NVIDIA Riva Python Clients

by NVIDIA

Open clients for Riva — NVIDIA's commercial ASR/TTS server.

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TL;DR

Best for building apps against a self-hosted Riva server (Citrinet / Parakeet). Pricing: free.

Category
Open source
License
MIT
Stars
★ 136
Last push
2026-07-24
Pricing
free
Platforms
Linux, macOS, Windows

What it is

Python + CLI clients for Riva ASR/NLP/TTS gRPC endpoints. MIT.

Best for: Building apps against a self-hosted Riva server (Citrinet / Parakeet).
Watch out for: Server is NVIDIA-licensed; clients are MIT.

Install / use

pip install nvidia-riva-client

Features

Speaker diarizationYes
Word-level timestampsYes
Streaming / real-timeYes
Languages supported20
HIPAA eligibleNo

Links

GitHub repo ↗

NVIDIA Riva Python Clients vs Whipscribe

FeatureNVIDIA Riva Python ClientsWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfree$4–$24 one-time packs (credits never expire) · $2 single unlock · 60 min free on signup
Speaker diarizationYesYes
Word timestampsYesYes
StreamingYesNo
Languages2099
PlatformsLinux, macOS, WindowsWeb, API, MCP

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