Parler-TTS

by Hugging Face

Open TTS — relevant when pairing ASR with read-back TTS.

TL;DR

Open TTS — relevant when pairing ASR with read-back TTS.

Best for closing the loop on voice agents: ASR → LLM → Parler TTS. Pricing: free.

Category
Open source
License
—
Stars
—
Last push
—
Pricing
free
Platforms
Linux

What it is

HF's reference Parler-TTS implementation. Apache-2.0.

Best for: Closing the loop on voice agents: ASR → LLM → Parler TTS.
Watch out for: TTS only; ASR side covered separately.

Install / use

pip install parler_tts

Features

Speaker diarizationNo
Word-level timestampsYes
Streaming / real-timeNo
Languages supported2
HIPAA eligibleNo

Parler-TTS vs Whipscribe

FeatureParler-TTSWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfreefree beta
Speaker diarizationNoYes
Word timestampsYesYes
StreamingNoNo
Languages299
PlatformsLinuxWeb, API, MCP

Alternatives to Parler-TTS

OpenAI Whisper
OpenAI

The reference open-source multilingual ASR model from OpenAI.

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whisper.cpp
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C/C++ port of Whisper — runs on anything, from a Raspberry Pi to Apple Silicon.

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faster-whisper
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4× faster than reference Whisper using CTranslate2 — production sweet spot.

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Whipscribe is a managed faster-whisper + whisperX service. If you want transcripts without running infrastructure, paste a URL or drop a file in the form below — you'll have a transcript in seconds.