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Microsoft Azure AI Speech vs. Deepgram Aura

The best way to compare Microsoft Azure AI Speech vs. Deepgram Aura: audio samples, features, plans, pricing, and more.

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Live Demo

Try our text-to-speech API. Click a button to generate random text:

Non-Fiction
Fiction
News
Blog
Conversation
0/250
Filesize
0 kb
Text to speech API - Microsoft Azure AI Speech

Microsoft Azure AI Speech

Enables your applications, tools, or devices to convert text into human-like synthesized speech.
Text to speech API - Deepgram Aura

Deepgram Aura

Responsive, natural-sounding text-to-speech to power voicebots and conversational AI applications.

Voice Quality

Mean Opinion Score
Fiction
3.69
Non-Fiction
3.13
Conversation
3.18
Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A
Mean Opinion Score (MOS) is a numerical measure that represents the perceived quality of audio samples, commonly used in evaluating text-to-speech systems. The score ranges from 1 to 5, with 1 indicating poor quality and 5 signifying excellent quality. These scores are derived from comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.

Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)

Pricing & Plans

Free
$0/mo
5 hours of audio (~225K chars)
Pay As You Go
$15per
1M characters
Pay As You Go
$15per
1M characters
Growth
$4k-10k/year
Pre-paid credits for entire year
Cost: $13.50 per 1M chars

Looking for a better alternative to Microsoft Azure AI Speech & Deepgram Aura?

Try Unreal Speech! You get 250,000 free characters every month.

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