Fish Audio vs Hume AI
Natural emotional expression meets practical pricing for conversational AI and empathetic applications.

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"

Hume AI
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 Hume AI
Hume AI centers on emotionally intelligent voice technology. Its Empathic Voice Interface (EVI) analyzes vocal cues and responds with expressive speech, while Octave TTS focuses on natural, controllable synthesis. Hume also offers Expression Measurement APIs for voice/face/text signals and lists compliance such as SOC 2 and GDPR.
EVI (Empathic Voice Interface)
Real-time speech-to-speech system that detects user vocal cues and generates emotionally appropriate responses.
Octave (Text-to-Speech)
Expressive TTS models with controllable delivery and ongoing updates (e.g., Octave 2).
Expression Measurement
APIs to measure hundreds of dimensions of human expression across audio, video, and text.
Developer Platform & Compliance
Docs, SDKs, and listed compliance such as SOC 2 and GDPR for production use.
Transparent Pricing Comparison
Compare pricing and value
Provider
Price per Character
Estimate per Minute*
Estimate per Hour*
Hume AI
$0.00006
$0.07
$4.48
Fish Audio
$0.00004
$0.05
$2.99
*this is a best guess estimate
Pricing Summary
Hume AI offers comprehensive emotional intelligence and expression measurement as an enterprise solution. Fish Audio provides practical emotion control in voice synthesis at approximately 30% lower cost with transparent pricing—ideal for developers who need expressive, empathetic voices without enterprise-level emotional analysis overhead or custom pricing negotiations.
Create Emotionally Expressive Voices
Natural emotion control for empathetic AI applications. Affordable pricing for developers and startups.