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Deepgram vs Cartesia: catalog facts
Deepgram	Cartesia
Freemium Free sign-up for trying the APIs, with paid usage and enterprise plans.	Paid Plans are listed on the pricing page, with a sales contact for larger deployments.
Web, Self-hosted	Web
Speech-to-text, text-to-speech and voice agents from one provider Real-time streaming as well as batch transcription	One API covers text-to-speech, transcription and voice agents Built for low-latency, real-time conversation
Built for developers integrating an API, not a consumer app Usage beyond the free tier is paid	Mainly an API for developers rather than a consumer app Cloud only, with no local option
Self-hosted, Hosted service	Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 26, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.