Deepgram
AI-powered speech-to-text and text-to-speech.
At a glance
Starts at
from $19 per month
Price as published by the vendor, September 2026.
Free tier
Yes, limited
Platforms
Web
Best for
Developers, enterprises
Not for
Users needing offline processing
4.0 out of 5
Scored by a Toolio reviewer after real useOur verdict
Deepgram offers AI-driven transcription and synthesis for audio and voice data. Suitable for large teams or solo developers. Not ideal if you need basic transcription tools.
✓What it does well
AI accuracyDeepgram uses advanced AI to ensure high-accuracy transcriptions.
Multi-language supportSupports multiple languages for diverse teams.
Real-time transcriptionOffers real-time audio-to-text functionality for live events or meetings.
✕Where it falls short
Offline supportNo offline processing or storage capabilities available.
Custom vocabulary training costs extraTraining custom vocabularies can be expensive and requires additional setup time.
Limited free tier optionsFree credit is available but limited, and paid plans start at $19 per month.
Key features
cost-effective custom vocabulariesallows users to train custom vocabularies without high costs or extensive setup time
real-time meeting moderationenables real-time analysis of meetings for content filtering and compliance purposes
on-device storage optionsprovides users with the ability to store transcriptions on devices without needing internet access
continuous improvement through feedbackincorporates user feedback into ongoing AI model training for better accuracy over time