AsyncAI Voice API vs Relyable

Comparing the features of AsyncAI Voice API to Relyable

Feature
AsyncAI Voice API
Relyable

Capability Features

Advanced Speech Features
emotional inflectionrhythm controlmultilingual support
Analyze Metrics
API Access
API Sample Rate Support
44100
API Streaming
Audio AI Features
end-to-end editingnoise cancellationAI-powered refinement
Automated Monitoring
Automated Testing
Call Monitoring
Case Creation
Comprehensive Documentation
Creative Suite Tools
PodcastingVideo AIAudio AIVoice AI
Custom Credit Packages
Dedicated Servers / Regional Compliance
Direct Phone Support
Early Access to Features
Email Support
Industry Specific Features
Manage multiple time zonesBooking, Cancelling, ReschedulingStrict compliance requirementsEmergency Pathway DetectionBook Appointments & JobsQuotes & KB RetrievalDynamic Knowledge BasesLive Call TransfersInbound & Outbound Calls
Infinite Voice Styles
Infinite
Instant Notifications
Lifelike Text-to-Speech
Low Latency
Monitor Live Conversations
Persona Creation
Podcasting Features
audio enhancementnoise reductionvoice conversion
Quick Implementation
<10 minutes
Simulate Conversations
Slack Support
Supported Language List
20+
Supported Use Cases
Customer ServiceGame DevelopmentDigital MarketingDigital PublishingPatient CommunicationConversion OptimizationConversational AI / AgentsGlobal ReachDigital Humans / AI AvatarsSupply ChainTalent AcquisitionInclusive Design
Test Calls
Test Case Generation
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 Customization Options
Voice Library
1000
Voice Model Version
asyncFlow v1.0
Voice Output Emotional Styles
ExcitedNeutralWarm

Integration Features

API Implementation Languages
PythonJavaScriptcURL
API Integrations
API Output File Formats
WAVraw PCM (pcm_f32le)
Platform Integrations
APIPythonJavaScriptcURL
Retell Integration
Slack Integration
Vapi Integration
Webhooks

Limitation Features

API Key Integration
Enterprise Features Not in Lower Tiers
Dedicated ServersRegional ComplianceCustom Credit PackagesDirect Phone Support
No Free Tier
No Pricing Information
No Usage Quotas Stated
Test Case & Sim Call Limits
Plan-specific limits

Pricing Features

Core Plan Monthly
$500/month
Core Plan Yearly
$5,000/year
Credits (Core Monthly)
50000
Credits (Core Yearly)
600000
Credits (Premium Monthly)
125000
Credits (Premium Yearly)
1500000
Developer-friendly Pricing
Developer-friendly
Enterprise Plan Price (Monthly)
Custom Pricing
Enterprise Plan Yearly
Custom Pricing
Free Credits
25000
Free Tier
Live Call Evaluations Limit (Core Monthly)
10000
Live Call Evaluations Limit (Core Yearly)
120000
Live Call Evaluations Limit (Premium Monthly)
25000
Live Call Evaluations Limit (Premium Yearly)
300000
Premium Plan
$1,000/month
Premium Plan Yearly
$10,000/year
Simulated Calls Limit (Core Monthly)
750
Simulated Calls Limit (Core Yearly)
9000
Simulated Calls Limit (Premium Monthly)
1900
Simulated Calls Limit (Premium Yearly)
22800
Yearly Pricing Discount
15%