Deepgram

Default STT and strong voice-agent platform. Standard Flux TTS / Voice Agent rates live since 2026-09-15…

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Default STT and strong voice-agent platform. Standard Flux TTS / Voice Agent rates live since 2026-09-15 (confirmed 2026-09-22). Budget Voice Agent at $0.075/min Standard. Pair ElevenLabs/Cartesia if you need premium TTS voices. Strengths: Best-in-class STT pricing/quality; Voice Agent API; Clear public rate card; EU residency options.

Overall

8.5

curated_estimate

confidence: high · as of 2026-10-19

Capability fit

8.8

Price / performance

8.8

Latency / reliability

8.6

Developer & agent DX

8.6

Privacy / data retention

8.2

Lock-in risk (higher = worse)

4.0

Maturity / track record

9.0

Lock-in risk: higher = more lock-in (worse). Overall already inverts this dimension.

Sources: Deepgram pricing: https://deepgram.com/pricing · Deepgram: https://deepgram.com · Deepgram docs: https://developers.deepgram.com

Strengths

· Best-in-class STT pricing/quality
· Voice Agent API
· Clear public rate card
· EU residency options

Weaknesses

· TTS less 'celebrity voice' than ElevenLabs
· Voice Agent Standard jumped post-Flux-TTS promo (2026-09-13+)
· Concurrency tiers

Pricing notes

As of 2026-09-22 (deepgram.com/pricing live): Flux TTS / Voice Agent promo ended; **Standard is live**. Flux TTS PAYG **$0.0450/1k** chars (Growth $0.0405); Aura-2 $0.030/1k; Aura-1 $0.015. Voice Agent Standard **$0.075/min** PAYG ($0.068 Growth); Standard BYO TTS $0.065/$0.051; Custom BYO LLM+TTS $0.050/$0.041; Advanced $0.163/$0.146. STT still shows limited-time streaming promos (Flux EN $0.0065/min PAYG; Nova-3 mono stream $0.0048). Buy Flux TTS get matching credits up to $500 through **2026-12-31**. Free $200 credit then PAYG.

Regions: global, usLast reviewed: 2026-10-19Status: active

Sourced pricing

Contract status unit_mismatch · unit_mismatch. Single normalized $/1M: null. Machine list: /api/pricing?provider=deepgram

Flux TTS · usd_per_1k_characters · $0.045 · unit_mismatch · normalized null
Aura-2 · usd_per_1k_characters · $0.03 · unit_mismatch · normalized null
Voice Agent API Standard · usd_per_minute · $0.075 · unit_mismatch · normalized null
Nova-3 Monolingual pre-recorded speech-to-text · usd_per_minute · $0.0043 · unit_mismatch · normalized null
Nova-3 Multilingual pre-recorded speech-to-text · usd_per_minute · $0.0052 · unit_mismatch · normalized null
Whisper Large pre-recorded transcription · usd_per_minute · $0.0048 · unit_mismatch · normalized null

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