What is Fish Audio
Fish Audio is an AI audio platform covering text-to-speech (TTS), voice cloning, speech-to-text (STT), sound effect generation, and vocal removal. It is powered by the Fish Audio S2 model — an open-weights foundation model trained on over 10 million hours of audio across 80+ languages — which combines a Dual-Autoregressive architecture with reinforcement learning alignment to produce speech that is natural, emotionally expressive, and benchmark-leading against both open-source and closed-source competitors. The platform hosts over 2,000,000 community voice models spanning a wide range of styles, accents, ages, and languages, all browsable without an account.
A key differentiator is Fish Audio’s inline emotion tag system, which lets creators embed fine-grained performance instructions (e.g. [whispering], [excited], [angry]) directly in the script at the word or phrase level — going beyond the sentence-level sliders or presets offered by rivals like ElevenLabs and Murf. Voice cloning requires as little as 10–15 seconds of reference audio and supports cross-lingual output, meaning a voice cloned from one language can generate speech in another without re-recording. The API uses pay-as-you-go pricing at approximately $15 per million characters, significantly below comparable services.
For podcasters specifically, Fish Audio offers a dedicated transcription tool that converts audio to text with automatic emotion tags, speaker labels, and timestamps, exporting to SRT, VTT, or JSON. The platform also includes a Team Plan on Pro subscriptions, giving up to three members a shared credit pool and shared voice library — designed for podcast production teams, content agencies, and indie game studios.
Key Features
- AI text-to-speech (TTS) with inline emotion tag control (15,000+ supported tags)
- Voice cloning from as little as 10–15 seconds of reference audio, with cross-lingual output
- Speech-to-text (STT) transcription with speaker diarisation, emotion tags, and SRT/VTT/JSON export
- Community voice library with 2,000,000+ browsable voice models
- Real-time streaming API with sub-300ms first-audio latency
- Multi-speaker generation in a single output using reference audio tokens
- Team workspace (up to 3 seats) with shared credit pool on Pro plan
Why we like it
- Phrase-level emotion tags (e.g. [whispering], [excited]) embedded directly in scripts — reviewers call it 'like directing a voice actor in real time'
- Voice cloning from just 10–15 seconds of audio with cross-lingual output across 80+ languages
- API pricing ~10x cheaper than ElevenLabs, confirmed by independent reviewer analysis (Triad City Beat, 2026)
Pros & Cons
Pros
- Reviewers praise fast voice generation and strong voice cloning quality, with handles on long scripts without voice drift (Product Hunt)
- API pricing (~$15/million characters) is significantly cheaper than ElevenLabs (~$165/million characters), noted by multiple reviewers
- Inline emotion tag system allows phrase-level performance control not available in most competing TTS platforms (Triad City Beat review)
- Open-source model weights available on GitHub and HuggingFace, praised by community for transparency and rapid innovation
Cons
- Some users on Product Hunt reported that emotion tags appear available in the demo/free tier but do not function, with no clear indication of which features are restricted
- Trustpilot and SourceForge reviewers reported difficulty cancelling subscriptions and unresponsive customer support
- Reviewers noted occasional latency issues during peak usage times and requests for deeper customisation controls (Kingy AI review)
Who is using Fish Audio
Content creators, podcasters, audiobook producers, and developers who need high-quality, emotionally expressive AI voices with affordable API pricing and cross-lingual voice cloning.
- Podcasters and content creators generating consistent voiceovers or transcribing episodes with speaker labels
- Audiobook producers needing ACX/Audible-spec audio with chapter-level emotion control
- Developers building voice agents, chatbots, or conversational AI apps via the low-latency streaming API
- Multilingual content teams using cross-lingual voice cloning to localise content without re-recording
- Indie game studios and animation teams cloning character voices or crafting brand personas
Fish Audio Pricing
Freemium
Free plan (personal use only, limited monthly generations); Plus plan at $5.50/month; Pro plan at $37.50/month (includes team workspace for up to 3 members). API is pay-as-you-go with no subscription fee, priced at approximately $15 per million characters.
Pricing details may change. Check the official website for the latest information.
What makes Fish Audio unique
Fish Audio's primary differentiator is its combination of phrase-level inline emotion tagging (supporting 15,000+ free-form tags via the S2 model), cross-lingual voice cloning from a 15-second sample, and API pricing approximately 10x cheaper than ElevenLabs. Unlike ElevenLabs (stability/style sliders) and Murf/LOVO (sentence-level dropdowns), Fish Audio embeds emotion instructions directly in the script at the word level. The underlying S2 model is open-weights and available on GitHub and HuggingFace, enabling self-hosting for research use — a combination not offered by any major closed-source competitor.
Fish Audio Alternatives
ElevenLabs, Murf, LOVO, Resemble AI, PlayHT
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