Fish Audio API by Fish Audio

Generate speech from text with cloned or library voices, transcribe audio, and design voices.

Price

Free plan

then from $0.01/successful request

Free tier

Yes

s2.1-pro-free model at $0.00 / M UTF-8 bytes

SDK downloads

—

npm fish-audio · PyPI fish-audio-sdk

Status

—

Pricing

Free tier	s2.1-pro-free model at $0.00 / M UTF-8 bytes
Cheapest paid plan	—
Usage price	TTS $15.00 / M UTF-8 bytes (s2.1-pro, s2-pro); STT $0.36 / audio hour (transcribe-1-pro); voice design $0.01 / successful request
Good to know	API is pay-as-you-go prepaid with no subscription; concurrency grows with total prepaid (5 requests under $100, 15 at $100+, 50 at $1,000+). s1 model retires December 31, 2026.

From the official pricing page, checked Oct 10, 2026. Prices change: confirm before you buy.

MCP server	Official: `https://docs.fish.audio/overview/mcp`
npm	`npm install fish-audio`
PyPI	`pip install fish-audio-sdk`

API	Free	Price	SDK downloads / wk	GitHub stars	MCP
ElevenLabs Text-to-speech, speech-to-text (Scribe), voice cloning and conversational voice-agent APIs.	Free plan: 10,000 TTS characters/month (v4)	Free plan · paid from $6/mo	3.2M	3,135	MCP
Deepgram Real-time and batch speech-to-text, text-to-speech and voice-agent APIs.	$200 credit, no credit card	Free plan then Nova-3 streaming $0.0048/min (promo; regular $0.0077);...	1.7M	469	MCP
Cartesia Low-latency text-to-speech (Sonic), speech-to-text (Ink) and managed voice agents.	20K credits/month + $1 prepaid for agents	Free plan · paid from $5/mo	286K	134	MCP
Typecast TTS API Text-to-speech API with 600+ AI voices for websites, apps, games, and podcasts.	15,000 credits per month	Free plan · paid from $15/mo	—	—
LiveKit Deploy and host AI voice and video agents with real-time communication.	Build plan: 1,000 agent session minutes, 1...	Free plan · paid from $50/mo	—	—