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
Freemium / Subscription
Starting Price
Not stated on the page we checked
$21 (Prime)
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: personal use onlyPrime Lite, Prime, Prime Plus differ in credits, not voicesPrime: $21, 300,000 credits (up to 14 hours)Top-ups: 100,000 characters for $7
Other Specifications
Product Type
Text-to-SpeechAPI
Text-to-SpeechVoice Cloning
Language Support
Languages Supported
100+ languages and locales (standard voices, Microsoft Learn)
152 languages and accents (vendor figure)
Accent Variety
-
English 14 accents, Spanish 23, Arabic 16, Chinese 3
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
2,000+
Categories
Standard neural, HD, custom, personal
Voices from several AI providers
Ease of Use
Usability Rating
Developer-oriented (SDK, REST)
Not rated
User Experience
Audio Content Creation tool in Speech Studio for no-code use
Paragraph-level editor with speakers, pauses and sound effects
Integrations
API Availability
Yes, Speech SDK, REST API and batch synthesis API
No public API
Platform Integrations
N/A
N/A
Use Cases
Primary Use Cases
Chatbots and voice assistantsAudiobooksIn-car navigation
Podcastsvideo voiceoversaudiobooks
Applications
As listed on Microsoft Learn
Podcasts, video voiceovers, audiobooks
Text to Speech Features
SSML Support
N/A
API Access
No
Multi Language
Emotional Impulse
N/A
N/A
Voice Cloning
Character/Word Limits
Plan Limits
Per-character billing; Chinese characters count as two
Credits: one per character
Monthly Limit
Free (F0) Neural: 0.5 million characters a month
Free account: ten requests plus bonus credits
Commercial Rights
Included
N/A
Licensing Terms
Not stated on the page we checked
Paid plans: royalty-free commercial use; free plan: personal use only
File Formats
Supported Formats
N/A
MP3WAVTXTDOCSRT
Export Options
Formats not stated on the page we checked; models available at 24 kHz and 48 kHz
MP3 or WAV, single file or split by paragraph
Customer Support
Support Channels
N/A
not stated on the page we checked
Priority Support
N/A
N/A

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