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Speech-to-text

Deepgram

US speech AI vendor with Nova-3 pre-recorded and Flux/Nova-3 streaming STT, pay-as-you-go with no minimums; EU endpoint available.

Built for developers who want pre-recorded and streaming recognition from one API, including Flux, a voice-agent model with turn detection. Nova-3 pre-recorded costs $0.258/hour pay-as-you-go, falling to $0.216/hour on the Growth plan with $4K+/year in prepaid credits, and diarization and smart formatting are included. Watch the streaming rates: the Nova-3 and Flux English prices are promotional, with a regular rate of $0.0077/min for both.

Headquarters
馃嚭馃嚫 United States
Parent jurisdiction
馃嚭馃嚫 United States
EU self-serve plan
Available; check eligible plans and regions
GDPR DPA
Yes
Billing
payg
Free tier
$200 one-time sign-up credit, no card required.
Open source
No
Website
deepgram.com
Source last checked
2026-10-06
Pricing evidence
Published rates

Pricing

Calculated from the listed vendor rates; exclusions still apply. How to read these estimates.

Audio hour
$0.258
Allowances, plan limits & calculation details

Rates are shown at their recorded precision. A zero means no charge in this calculation; the vendor may charge for things we leave out. See the notes for usage assumptions and currency conversions.

Base fee / month
$0
Included audio hours / month
0
Audio hour
$0.258

Nova-3 monolingual pre-recorded $0.0043/min ($0.258/hour) pay-as-you-go; Nova-3 multilingual $0.0052/min; Whisper Large $0.0048/min. Growth plan ($4K+/year prepaid credits) lowers Nova-3 pre-recorded to $0.0036/min ($0.216/hour). Streaming: Nova-3 $0.0048/min promotional (regular $0.0077), Flux English (voice-agent model with turn detection) $0.0065/min promotional (regular $0.0077), Flux Multilingual $0.0078/min. Diarization and smart formatting included for pre-recorded; redaction $0.0020/min, keyterm prompting $0.0013/min, entity detection $0.0017/min. No minimums. EU endpoint (api.eu.deepgram.com, EU AWS regions) is generally available with the same API keys, Whisper excluded. Self-hosted deployment on enterprise contracts.

Managed alternatives

At 1,000 audio hours / month. Adjust usage and requirements.

Deepgram: $3,096/yr estimated.

The price difference leaves out migration costs, operating costs and any features you鈥檇 need to replace.

Self-hosted options

Operating cost is not estimated. These options are not counted as savings against managed services.

Want a European-owned provider? See European alternatives to Deepgram among european speech-to-text providers.

Compare Deepgram

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