Ztalk.ai vs OpenAI Realtime API

Comparing the features of Ztalk.ai to OpenAI Realtime API

Feature
Ztalk.ai
OpenAI Realtime API

Capability Features

Audio Mixing Controls
Caption Support
Custom AI Prompts
Custom Deployment Options
Custom Integrations
End-to-End Encryption
Enterprise Admin Controls
Enterprise Privacy Commitment
Expanded Model Support Planned
Five New Voices
5
Function Calling
GDPR & HIPAA Compliance
Human and Automated Safety Monitoring
Interruption Handling
Language/Country Support
30
No Data Storage
No Training on Data Without Permission
Noise Cancellation
Playground Access
Prompt Caching Planned
Public Beta
Real-Time AI Voice Translation
Reference Client Available
Six Preset Voices
6
SLA Guarantees
SOC 2 Compliance
Speech-to-Speech
Streaming Audio Inputs/Outputs
Supported Conferencing Apps
Any conferencing app
Supports Text and Audio Inputs
TextAudio
Ultra Low Latency
< 100ms
Voice Isolation
WebSocket Connection

Integration Features

Agora Integration
Audio Driver Requirement
VB-Audio Driver installation required for Windows
AWS Integration
Chat Completions API Integration
LiveKit Integration
Meta AI Integration
NVIDIA Platform Integration
OpenAI Model Integration
OpenAI Node.js SDK Planned
OpenAI Python SDK Planned
Operating System Support
MacWindows
Platform Integration
ZoomGoogle MeetAny conferencing platform
Supports GPT-4o
gpt-4o-realtime-preview
Twilio Voice API Integration

Limitation Features

Advanced Features Only in Pro/Enterprise
Advanced noise cancellationAll languages supportedCustom AI promptsCaption supportCustom integrationsSLA guarantees24/7 dedicated support
AI Disclosure Requirement
Audio Only Modality (Initially)
Basic Plan Restriction - Language
2
Basic Plan Restriction - Time
40
Lower Session Limits Tiers 1-4
Lower than 100
No Simultaneous Session Limit Anymore
Simultaneous Sessions Limit Tier 5
100
Usage Policy Restriction
Windows Driver Requirement

Pricing Features

Approximate Audio Input Price
$0.06/minute
Approximate Audio Output Price
$0.24/minute
Basic Plan Language Limit
2
Basic Plan Support
Community support
Basic Plan Translation Limit
40
Enterprise Plan Available
Custom
Enterprise Plan Support
24/7 dedicated support
Free Tier
Free Trial Package
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
Pro Plan Language Support
All languages supported
Pro Plan Price (Monthly)
$499/month
Pro Plan Support
Priority support
Pro Plan Translation Limit
20