Cartesia
Fast, natural text-to-speech and voice agent APIs
Cartesia gives developers real-time text-to-speech, speech-to-text, and tools for building voice agents, with a free monthly credit allowance to start. It is built for apps that need quick, natural-sounding voice responses.
Available on
APIWeb
Pricing
Free $0 (20K credits/mo); Pro $5/mo; Startup $49/mo; Scale $299/mo; Enterprise custom
Free tier availableFreemium pricing
Price checked Oct 19, 2026
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