Compare Azure AI Speech

Details side-by-side comparison of Azure AI Speech against top competitors.

Detailed Comparison

Pricing
Model
Pay-as-you-go, per character
Free
Starting Price
Not stated on the page we checked
Free
Has Free Version
Plan Summary
Free (F0) Neural: 0.5 million characters a monthPaid rates per 1M characters: dollar amounts not stated on the page we checked
Free: 20,000 characters/week per search results quoting the sitePaid plans: not stated on the page we checked
Other Specifications
Product Type
Text-to-SpeechAPI
Text-to-Speech
Language Support
Languages Supported
100+ languages and locales (standard voices, Microsoft Learn)
Major languages named on the site; 100+ claimed by a third party, unconfirmed
Accent Variety
-
not stated on the page we checked
Voice Quality
Quality Rating
Not stated on the page we checked
Not rated
Tonal Description
Standard neural voices, HD voices, custom and personal voices
not stated on the page we checked
Voice Count
Total Voices
Not stated on the page we checked
600+ claimed by a third party, unconfirmed
Categories
Standard neural, HD, custom, personal
Not stated
Ease of Use
Usability Rating
Developer-oriented (SDK, REST)
Not rated
User Experience
Audio Content Creation tool in Speech Studio for no-code use
Text box to audio
Integrations
API Availability
Yes, Speech SDK, REST API and batch synthesis API
not stated on the page we checked
Platform Integrations
N/A
N/A
Use Cases
Primary Use Cases
Chatbots and voice assistantsAudiobooksIn-car navigation
Quick voiceovers
Applications
As listed on Microsoft Learn
Quick voiceovers
Text to Speech Features
SSML Support
N/A
API Access
N/A
Multi Language
Emotional Impulse
N/A
N/A
Voice Cloning
N/A
Character/Word Limits
Plan Limits
Per-character billing; Chinese characters count as two
20,000 characters/week (free, per search results)
Monthly Limit
Free (F0) Neural: 0.5 million characters a month
20,000 characters/week
Commercial Rights
Included
N/A
Licensing Terms
Not stated on the page we checked
Commercial use for any lawful purpose per search results quoting the site; formal terms not read
File Formats
Supported Formats
N/A
not stated on the page we checked
Export Options
Formats not stated on the page we checked; models available at 24 kHz and 48 kHz
not stated on the page we checked
Customer Support
Support Channels
N/A
not stated on the page we checked
Priority Support
N/A
N/A

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