Alphy vs OpenAI Realtime API

Comparing the features of Alphy to OpenAI Realtime API

Feature
Alphy
OpenAI Realtime API

Capability Features

AI Assistant
AI Knowledge Base
Content Creation
eLearning Content Creation
Enterprise Privacy Commitment
Expanded Model Support Planned
Five New Voices
5
Function Calling
Human and Automated Safety Monitoring
Interruption Handling
Language/Country Support
EnglishChineseSpanishTurkishGermanArabicFrenchHindiAfrikaansArmenianAzerbaijaniBulgarianCroatianCzechDanishDutchEstonianFinnishGreekHebrewHungarianIcelandicIndonesianItalianJapaneseKazakhKoreanLatvianLithuanianMalayNorwegianPersianPolishPortugueseRomanianRussianSerbianSlovakSlovenianSwedishTamilThaiUkrainian
No Training on Data Without Permission
Playground Access
Privacy for Uploads
Processing Speed
3-5 minutes
Prompt Caching Planned
Public Beta
Reference Client Available
SEO and Copywriting Tools
Six Preset Voices
6
Smart Transcription Accuracy
98%
Speech-to-Speech
Streaming Audio Inputs/Outputs
Summarization
Supported Content Types
Twitter threadsBlog postsNewslettersInteractive quizzesLearning materials
Supported Export Formats
Supports Text and Audio Inputs
TextAudio
Team Collaboration
Ultra Low Latency
WebSocket Connection

Integration Features

Agora Integration
Chat Completions API Integration
LiveKit Integration
OpenAI Node.js SDK Planned
OpenAI Python SDK Planned
Supported Audio Types
.mp3.m4a.mpga.mpeg.wav.webm
Supported Platforms
Local Audio FilesYouTubeX VideosX SpacesTwitchApple Podcasts
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
Maximum Audio Length per File
10 hours
Maximum Upload Duration Per File
10 hours
No Simultaneous Session Limit Anymore
Premium Required for Export
Simultaneous Sessions Limit Tier 5
100
Usage Policy Restriction

Other Features

Minutes Processed
500000
User Base Size
15000

Pricing Features

Approximate Audio Input Price
$0.06/minute
Approximate Audio Output Price
$0.24/minute
Free Plan Limits
5
Free Tier
No Credit Card Required
No Free Tier
Premium Plan
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
Refund Policy
Subscription Cancellation