Sonofa vs OpenAI Realtime API

Comparing the features of Sonofa to OpenAI Realtime API

Feature
Sonofa
OpenAI Realtime API

Capability Features

AI-Powered Transformation
Enterprise Privacy Commitment
Expanded Model Support Planned
Five New Voices
5
Function Calling
Human and Automated Safety Monitoring
Interruption Handling
Multi-language Support
No Training on Data Without Permission
Offline Listening
Personalised Podcasts
Playground Access
Podcast Format Output
Podcast audio
Prompt Caching Planned
Public Beta
Reference Client Available
RSS Feed Integration
Six Preset Voices
6
Speech-to-Speech
Streaming Audio Inputs/Outputs
Supports Text and Audio Inputs
TextAudio
Transform Images
Transform PDFs
Transform Webpages
Ultra Low Latency
WebSocket Connection

Integration Features

Agora Integration
Any RSS-Compatible App Integration
API Access
Apple Podcasts Integration
Chat Completions API Integration
File Formats Supported
WebpagePDFImage
LiveKit Integration
OpenAI Node.js SDK Planned
OpenAI Python SDK Planned
Platform Compatibility
Any podcast app supporting RSSApple Podcasts
Supported Export Formats
Podcast audio via RSS
Supports GPT-4o
gpt-4o-realtime-preview
Twilio Voice API Integration

Limitation Features

AI Disclosure Requirement
Audio Only Modality (Initially)
Limits and Quotas
Not specified
Lower Session Limits Tiers 1-4
Lower than 100
Maximum File Length
Not specified
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 Tier
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 Information
Not specified
Pricing Text Input
$5/1M tokens
Pricing Text Output
$20/1M tokens