All Voice Lab vs OpenAI Realtime API

Comparing the features of All Voice Lab to OpenAI Realtime API

Feature
All Voice Lab
OpenAI Realtime API

Capability Features

Consistent Voice Across Languages
Emotionally Expressive Speech
Enterprise Privacy Commitment
Expanded Model Support Planned
Five New Voices
5
Function Calling
Gender Selection
MaleFemale
Human and Automated Safety Monitoring
Interruption Handling
Multi-language Support
EnglishFrenchGermanChineseJapaneseKorean
No Training on Data Without Permission
Playground Access
Prompt Caching Planned
Public Beta
Real-Time Speech Adaptation
Reference Client Available
Six Preset Voices
6
Speech-to-Speech
Streaming Audio Inputs/Outputs
Supports Text and Audio Inputs
TextAudio
Ultra Low Latency
Video Localization
Voice Cloning
Voice Library
Voice Search Filters
languagegender
WebSocket Connection

Integration Features

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

Limitation Features

AI Disclosure Requirement
Audio Only Modality (Initially)
Languages Coming Soon
Lower Session Limits Tiers 1-4
Lower than 100
No Simultaneous Session Limit Anymore
Simultaneous Sessions Limit Tier 5
100
Usage Policy Restriction

Pricing Features

Approximate Audio Input Price
$0.06/minute
Approximate Audio Output Price
$0.24/minute
Free Trial
No Free Tier
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