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Deepgram

Voice infrastructure / API
PricingPay-as-you-go with $200 free credit; Growth from $4K+/year. STT e.g. Nova-3 streaming ~$0.0048–$0.0077/min; Flux conversational STT ~$0.0065/min; Voice Agent API also offered.
Per-minute priceSTT from ~$0.0043/min (model and plan dependent)
Free tier$200 free credit
Key featuresSpeech-to-text (Nova-3, Flux), text-to-speech, Voice Agent API; turn detection
Best forBuilders choosing an STT/voice API layer
Websitehttps://deepgram.com
Date checked2026-10-16

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