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Fish Audio vs Cartesia

Fish AudioCartesia

Bottom line: Fish Audio for creators needing expressive voice cloning; Cartesia for developers building real-time voice applications.

Fish AudioFish Audio

Fast voice cloning and multilingual text-to-speech

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CartesiaCartesia

Ultra-low-latency, real-time voice AI and text-to-speech built on state space models

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Votes00
PricingFreemiumFreemium
CategoryAudioAudio
Tags
text-to-speechvoice-cloningopen-sourcettsvoice-ai
text-to-speechvoice-aideveloper-platform
Best for
  • Creators needing expressive voice cloning
  • Developers wanting self-hostable TTS
  • Multilingual voiceover production
  • Developers building real-time voice applications
  • Conversational AI and voice agent teams
  • Startups needing low-latency TTS at scale
Pros
  • Voice cloning from a 15-second sample
  • Expressive output with dozens of emotion/tone tags
  • Open-source models enable free self-hosting
  • Broad multilingual and zero-shot cloning support
  • Low-latency streaming for conversational use
  • Industry-leading low latency (40-90ms time-to-first-audio) via streaming websockets
  • Consistent performance even at P99 thanks to SSM/Mamba architecture
  • 600+ voices across 42 languages with speed, volume, and emotion control
  • Developer-friendly REST and WebSocket APIs with SDKs
  • Generous free tier for prototyping plus affordable $5 Pro commercial plan
Cons
  • Young company with a shorter track record
  • Voice cloning raises consent and misuse concerns
  • Self-hosting requires technical setup and GPUs
  • Commercial licensing terms need careful checking
  • No mobile app or browser extension
  • Credit-based, per-character pricing becomes premium at high volume
  • No self-hosted or on-prem deployment option
  • No mobile app or browser extension; API-first product
  • Less of a consumer content studio than ElevenLabs
  • Free tier is non-commercial only

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