AI Voice Agent Platform

Deepgram

Foundational voice AI APIs powering STT, TTS, and autonomous voice agents for 1,300+ organizations at unicorn scale.

deepgram.com Verified April 2026 San Francisco, US Founded 2015 series c

Pricing

$0.0077 /min

STT: $0.0077/min (Nova-3 Pay-as-you-go); $0.0065/min (Growth plan). TTS Aura-2: $0.030/1k chars. Voice Agent API: $4.50/hr flat rate. Free $200 credit on signup; no credit card required. Growth plan requires $4K+/year prepaid.

Free tier Usage-based Custom enterprise

View pricing page → Verified April 2026

Capabilities

Capability	Deepgram
Transcription	✓
Summarization	✓
Sentiment Analysis	✓
Real-Time Agent Assist	✗
Autonomous Voice Agent	✓
Virtual Agent (Chat)	✗
Conversation Intelligence	✓
Automated QA	✗
Intelligent Routing	✗
Predictive Dialer	✗
Voice Cloning	✗
Multilingual	✓
Coaching Workflows	✗
Workforce Management	✗