Fish Audio vs Deepgram
Superior text-to-speech quality focused on natural expression, while Deepgram excels at speech-to-text.

Fish Audio
Voice samples
Natural Conversation
"what is 6 7 anyway?"
Gen Z Slang
"low-key that's such a vibe though"
Educational Content
"the mitochondria is the powerhouse of the cell, and also the only thing i remember from biology"

Deepgram
Voice samples
Natural Conversation
"what is 6 7 anyway?"
Gen Z Slang
"low-key that's such a vibe though"
Educational Content
"the mitochondria is the powerhouse of the cell, and also the only thing i remember from biology"
About Fish Audio
Fish audio is the most expressive and human-like AI audio platform. We are also the best multi-lingual open source audio model with over 22k stars on github.
Instant Voice Clone
Fish audio can clone the nuances of human speech, including accent, timbre, and speaking habits, all while being expressive, emotional, and emphatic with just 10 seconds of audio.
Realtime Streaming API
We offer a real time streaming API at sub 500ms latency.
Voice Library
We offer hundreds of thousands of UGC voices in our voice library all optimized for real time conversation agents.
About Deepgram
Deepgram is a voice-AI platform known for STT accuracy and now ships Aura-2 TTS for real-time use plus a unified Voice Agent API that combines STT, TTS, and orchestration into one workflow. Developers can use REST and WebSocket endpoints for batch and streaming synthesis.
Speech-to-Text API
Streaming and batch transcription with multiple model families and SDKs.
Aura-2 Text-to-Speech
Enterprise-grade TTS with sub-200 ms TTFB in streaming scenarios and REST/WebSocket support.
Voice Agent API
Unified API that stitches STT, TTS, and LLM orchestration for real-time agents.
Streaming TTS
WebSocket-based streaming synthesis for low-latency conversational apps.
Transparent Pricing Comparison
Compare pricing and value
Provider
Price per Character
Estimate per Minute*
Estimate per Hour*
Deepgram
$0.00003
$0.04
$2.24
Fish Audio
$0.00004
$0.05
$2.99
*this is a best guess estimate
Pricing Summary
Deepgram's core strength is industry-leading speech-to-text transcription accuracy, with Aura TTS as a complementary offering at competitive pricing (approximately 25-30% lower than Fish Audio). Fish Audio specializes exclusively in text-to-speech, delivering superior voice quality, extensive voice cloning capabilities, emotion control, and a vast library of expressive voices. For best results, use Deepgram for transcription and Fish Audio for synthesis.
Experience Natural Text-to-Speech
Purpose-built for voice synthesis. Superior quality, emotion control, and character voices.