Deepgram API Cost Calculator
Estimate Deepgram pay-as-you-go spend. Pick Streaming or Pre-recorded Nova-3 (or Flux STT), enter audio minutes and channels (multi-channel bills the sum of channels), optionally add Aura/Flux TTS characters and Voice Agent connection minutes. Billed per second. Estimates only; official Deepgram pricing prevails.
Math runs in your browser. Nothing is uploaded.
STT cost
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TTS cost
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Voice Agent cost
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Billable minutes (audio × channels)
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Monthly USD
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Estimates only; official vendor pricing prevails (2026-10-30). Billed per second. STT = minutes × channels × $/min. Streaming Nova-3 mono $0.0077, multi $0.0092; pre-recorded mono $0.0043, multi $0.0052. Aura-2 TTS $0.030/1K, Aura-1 $0.015, Flux $0.045. Agent Standard $0.075/min, BYO LLM+TTS $0.050.Official pricing: Deepgram
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How it works
- How is Deepgram STT billed?
- Per second of processed audio. Minutes × channels × $/min. Stereo 10 min = 20 billable minutes.
- What are Nova-3 pay-as-you-go rates?
- Streaming mono $0.0077/min, multi $0.0092; pre-recorded mono $0.0043, multi $0.0052.
- How do TTS and Voice Agent price?
- TTS per 1K characters (Aura-2 $0.030, Aura-1 $0.015, Flux $0.045). Voice Agent per WebSocket minute (Standard $0.075; BYO LLM+TTS $0.050).
- Are results invoices?
- No. Estimates only; deepgram.com/pricing prevails.
- Is any data uploaded?
- No. These calculators and QR codes run in your browser.