Text to Speech - Calibrate

Provider	Model	Default Voice	Website
Cartesia	sonic-3	Riya	cartesia.ai
OpenAI	gpt-4o-mini-tts	coral	openai.com
Groq	orpheus	troy	groq.com
Google	chirp_3	Charon	cloud.google.com
ElevenLabs	eleven_multilingual_v2	Krishna	elevenlabs.io
Sarvam	bulbul:v3-beta	aditya	sarvam.ai
Smallest AI	lightning	aditi	smallest.ai

Some providers use different models for specific languages:

Provider	Language	Model
Google	Sindhi	gemini
ElevenLabs	Sindhi	eleven_v3

Configuration

Set the required environment variable for your chosen provider:

# Cartesia
export CARTESIA_API_KEY=your_key

# Google
export GOOGLE_APPLICATION_CREDENTIALS=/path/to/credentials.json

# OpenAI
export OPENAI_API_KEY=your_key

# ElevenLabs
export ELEVENLABS_API_KEY=your_key

# Sarvam
export SARVAM_API_KEY=your_key

# Groq
export GROQ_API_KEY=your_key

# Smallest
export SMALLEST_API_KEY=your_key