Headroom vs OpenAI Realtime API

Comparing the features of Headroom to OpenAI Realtime API

Feature
Headroom
OpenAI Realtime API

Capability Features

AI-Generated Artwork
AI-Powered Keyword Tagging
Audio Player
Auto-chapters
Customizable Playback Buttons
Dark Mode
Direct Upload to Host
Embed ID3 Tags
Enterprise Privacy Commitment
Episode File Organizer
Episode Publishing Status
Expanded Model Support Planned
Export Formats
MP3MP4
Export Transcripts
Five New Voices
5
Function Calling
Generate Episode Metadata
Grammar and Spell Check
Human and Automated Safety Monitoring
Interruption Handling
Link Preview
Multilingual Transcription
Native macOS Experience
No Training on Data Without Permission
On-Device Processing
Playground Access
Podcast Templates
Prompt Caching Planned
Public Beta
Reference Client Available
RSS Episode Number Detection
Show Notes Templates
Six Preset Voices
6
Social Post Generator
Speech-to-Speech
Streaming Audio Inputs/Outputs
Summarize Key Points
Supports Text and Audio Inputs
TextAudio
Timecode in Show Notes
Transcription
Translation
Ultra Low Latency
Visual Audio Preview
WebSocket Connection

Integration Features

Agora Integration
API Availability
Audio File Format Support
MP3MP4
Chat Completions API Integration
LiveKit Integration
OpenAI Node.js SDK Planned
OpenAI Python SDK Planned
Platform Integrations
Apple Podcasts
RSS Feed Support
Supports GPT-4o
gpt-4o-realtime-preview
Twilio Voice API Integration

Limitation Features

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

Other Features

Future Features Planned

Pricing Features

Approximate Audio Input Price
$0.06/minute
Approximate Audio Output Price
$0.24/minute
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 Provided
Pricing Text Input
$5/1M tokens
Pricing Text Output
$20/1M tokens