Kiara AI Voicemail Assistant vs OpenAI Realtime API

Comparing the features of Kiara AI Voicemail Assistant to OpenAI Realtime API

Feature
Kiara AI Voicemail Assistant
OpenAI Realtime API

Capability Features

AI Phone Answering
AI Voicemail Greetings
Available 24/7
Enterprise Privacy Commitment
Expanded Model Support Planned
Five New Voices
5
Function Calling
Human and Automated Safety Monitoring
Instant Email Summaries
Interruption Handling
Message Summarization
No Training on Data Without Permission
Personal and Commercial Use
Playground Access
Professional Call Handling
Prompt Caching Planned
Public Beta
Reference Client Available
Six Preset Voices
6
Speech-to-Speech
Streaming Audio Inputs/Outputs
Supports Text and Audio Inputs
TextAudio
Ultra Low Latency
Voicemail Transcription
WebSocket Connection

Integration Features

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

Limitation Features

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

Pricing Features

Approximate Audio Input Price
$0.06/minute
Approximate Audio Output Price
$0.24/minute
Monthly Cancellation
No Free Tier
No Setup Fees
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
Single Pricing Plan
$29/month
Voicemail Minutes Limit
200