Deepgram

Enterprise Voice AI: STT, TTS & Agent APIs | Deepgram

Overview

Power enterprise voice solutions with Deepgram’s Speech-to-Text, Text-to-Speech, and Voice Agent APIs. Real-time, accurate, and built for scale.

Focus Area

Enterprise Speech-to-Text, Voice AI & Real-Time Audio Intelligence API

Core Features & Capabilities

Ultra-Fast Speech Recognition (Nova-3): Transcribes audio in real time with sub-300ms latency across 30+ languages.

Text-to-Speech Voice Generation (Aura): Synthesizes human-quality conversational voice audio for real-time AI agents.

Audio Intelligence APIs: Extracts sentiment, topic summaries, speaker diarization, and intent from audio streams.

Best For

Converting text to natural-sounding voiceovers

Translating and localizing content across languages

Transcribing audio and video recordings

Designers

Architecture & Security

Developer Audio Infrastructure: High-throughput REST API and WebSocket architecture; SOC 2 Type II certified.

Pricing Details

Free Trial: $0 ($200 in free API credits upon sign-up).

Pay-As-You-Go API: Starts at $0.0043 / minute for pre-recorded audio transcription ($0.258 / hour).

Enterprise Custom: Dedicated capacity, custom model training, and SLA guarantees.

PricingCustom

ComplexityAdvanced

DeploymentSelf-hosted

Time to ValueTechnical setup required

API AvailableYes

Free TrialNo

Open SourceYes

Compare features, pricing, and specs side-by-side with top alternatives.

Speechify: Text to Speech & Voice Typing AI Assistant | 55M+ Users

Free AI Voice Generator & Voice Agents Platform | ElevenLabs