Fish Audio

Fish Audio Voice Clone API

Upload a clean sample to create a reusable Fish Audio Voice ID, then use it as reference_id; the website Free Tier lists 3 public voice slots.

text-to-speech
rate limit
Fish Audio

Fish Audio S2.1 Pro TTS

Generate MP3 speech with the $0 fair-use s2.1-pro-free API model, 83 languages, a default voice, or an optional Fish Audio Voice ID.

text-to-speech
rate limit
Cloudflare Workers AI

Free Grok TTS on Cloudflare

Paid (Cloudflare Unified Billing): Grok text-to-speech keyless via Cloudflare — prepaid credits, xAI pass-through pricing.

text-to-speech
paid