AsyncAI Voice API vs SFX Engine

Comparing the features of AsyncAI Voice API to SFX Engine

Feature
AsyncAI Voice API
SFX Engine

Capability Features

Advanced Speech Features
emotional inflectionrhythm controlmultilingual support
API Access
Starter: API access, Creator/Pro: Full API access
API Sample Rate Support
44100
API Streaming
Audio AI Features
end-to-end editingnoise cancellationAI-powered refinement
Background Music
Commercial Use Rights
Comprehensive Documentation
Creative Suite Tools
PodcastingVideo AIAudio AIVoice AI
Fine-Tuned Generation
Infinite Sound Variations
Infinite Voice Styles
Infinite
Lifelike Text-to-Speech
Low Latency
Podcasting Features
audio enhancementnoise reductionvoice conversion
Priority Feature Requests
Priority Support
Creator/Pro: Priority, Starter: Priority email, Basic: Basic community support
Quick Implementation
<10 minutes
Royalty-Free Sound Effects
Sound Effect Generator
Studio Quality Output
Supported Language List
20+
Supported Use Cases
Customer ServiceGame DevelopmentDigital MarketingDigital PublishingPatient CommunicationConversion OptimizationConversational AI / AgentsGlobal ReachDigital Humans / AI AvatarsSupply ChainTalent AcquisitionInclusive Design
MoviesSongsVideosPodcastsGamesAppsSocial mediaAds
Uptime and Reliability
Video AI Features
intelligent video editingautomatic captioningvisual enhancement
Voice AI Tools
text-to-speechvoice cloning
Voice Cloning
Voice Cloning Sample Duration
3
Voice Library
1000
Voice Model Version
asyncFlow v1.0
Voice Output Emotional Styles
ExcitedNeutralWarm

Integration Features

API Implementation Languages
PythonJavaScriptcURL
API Output File Formats
WAVraw PCM (pcm_f32le)
File Formats Supported
Not specified
Platform Integration
Not specified
Platform Integrations
APIPythonJavaScriptcURL

Limitation Features

API Key Integration
Free Plan Limits
3 credits/month, basic support
Maximum Credits per Plan
Basic: 3/monthStarter: 600/yearCreator: 4800/yearPro: 18000/year
No Pricing Information
No Usage Quotas Stated

Other Features

Supported User Roles
Audio producersVideo editorsGame developers

Pricing Features

Basic Plan Credits
3
Creator Plan Credits
4800
CreatorPlan Monthly Price
$40/month
Credit-Based Usage
Custom Plans
Developer-friendly Pricing
Developer-friendly
Free Tier
No Credit Card Required
No Hidden Fees
No Subscription
Pro Plan Credits
18000
Pro Plan Monthly Price
$72/month
Promo Code Discount
35% off with code FIRST35
Starter Plan Credits
600
Starter Plan Price
$8/month