AI Voice Cloning vs OpenAI Realtime API

Comparing the features of AI Voice Cloning to OpenAI Realtime API

Feature
AI Voice Cloning
OpenAI Realtime API

Capability Features

Audio Download
Audio Input Methods
Record AudioUpload Audio
Enterprise Privacy Commitment
Expanded Model Support Planned
Five New Voices
5
Function Calling
Future Style Controls
Human and Automated Safety Monitoring
Interruption Handling
Minimum Clone Audio Length
3
No Training on Data Without Permission
Planned Language Expansion
Playground Access
Privacy and Security
Prompt Caching Planned
Public Beta
Recommended Clone Audio Length
3-10 seconds
Reference Client Available
Six Preset Voices
6
Speech-to-Speech
Streaming Audio Inputs/Outputs
Support Contact Email
support@aivoicecloning.io
Supported Language List
EnglishMandarinJapaneseKorean
Supports Text and Audio Inputs
TextAudio
Ultra Low Latency
User-Friendly Interface
Web Platform
WebSocket Connection

Integration Features

Agora Integration
Chat Completions API Integration
LiveKit Integration
OpenAI Node.js SDK Planned
OpenAI Python SDK Planned
Supported Audio Types
MP3WAV
Supports GPT-4o
gpt-4o-realtime-preview
Twilio Voice API Integration

Limitation Features

AI Disclosure Requirement
Audio Only Modality (Initially)
Commercial Use Restrictions
Consent Required for Voice Cloning
Free Tier Generation Speed
slower
Lower Session Limits Tiers 1-4
Lower than 100
No API Currently
No Simultaneous Session Limit Anymore
Personal Use Only on Free
Prohibited Use Cases
ImpersonationFraudHate SpeechSpam
Simultaneous Sessions Limit Tier 5
100
Single Speaker Input
Usage Policy Restriction
Voice Customization

Pricing Features

Approximate Audio Input Price
$0.06/minute
Approximate Audio Output Price
$0.24/minute
Commercial Use Premium
Free Tier
Free Tier Usage Limit
1200
No Free Tier
Premium Unlimited Generation
Pricing Audio Input
$100/1M tokens
Pricing Audio Output
$200/1M tokens
Pricing Cached Audio Input
$20/1M tokens
Pricing Cached Text Input
$2.50/1M tokens
Pricing Text Input
$5/1M tokens
Pricing Text Output
$20/1M tokens
Trial Period