Cartesia
FreemiumLiveLast verified 27 Sept 2026
Low-latency text-to-speech over HTTP, SSE or WebSocket, plus speech-to-text and instant voice cloning.
Example request
curl -s 'https://api.cartesia.ai/voices?limit=10' -H "Authorization: Bearer $API_KEY" -H 'Cartesia-Version: 2026-08-14'
Free tier, in plain English
The Free plan renews 20,000 credits a month, roughly half an hour of speech, for personal non-commercial use. A commercial licence starts with the $5-a-month Pro plan.
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