Catalogue

Async

Text-to-speech via Async's WebSocket and HTTP APIs.

AWS Polly

Text-to-speech via Amazon Polly.

Tool

Camb AI

Camb-ai

High-quality text-to-speech using Camb AI's MARS models.

Cartesia

Real-time speech-to-text and text-to-speech via Cartesia's streaming APIs.

Deepdub

Text-to-speech via Deepdub AI's streaming WebSocket API.

Deepgram

Real-time speech-to-text (Nova/Flux) and Aura text-to-speech.

ElevenLabs

Expressive text-to-speech with word-level timing plus file-based transcription.

Tool

Fish Audio

fishaudio

Real-time text-to-speech via Fish Audio's WebSocket API.

Google Cloud Speech

Google Cloud's Speech-to-Text and Text-to-Speech services.

Gradium

Low-latency streaming speech-to-text and text-to-speech via Gradium.

Hume

Expressive text-to-speech using Hume AI's Octave models with word timestamps.

Tool

Inworld

inworld-ai

Realtime speech-to-speech and expressive TTS-2 text-to-speech.

LMNT

Text-to-speech via LMNT's streaming API.

Lokutor

CPU-only text-to-speech synthesis via Lokutor.

Murf AI

Text-to-speech via Murf AI's streaming WebSocket API.

Tool

Neuphonic

neuphonic

Text-to-speech via Neuphonic's API.

Respeecher

Real-time text-to-speech via Respeecher's streaming WebSocket API.

Rime

Text-to-speech via Rime AI.

Rumik AI

Text-to-speech via Rumik AI's TTS APIs.

SLNG

Speech-to-text and text-to-speech via SLNG's unified voice-AI gateway.

Smallest AI

Pulse speech-to-text and WebSocket streaming text-to-speech.

Soniox

Real-time WebSocket speech-to-text and streaming text-to-speech.

Speechmatics

Real-time speech-to-text and text-to-speech via Speechmatics.

Typecast

Text-to-speech using Typecast's neural voices.

Uplift AI

Urdu speech-to-text and text-to-speech synthesis via Uplift AI.

Voice.ai

Text-to-speech via Voice.ai's streaming WebSocket API.