Nova Echo AI vs OpenAI Realtime API

Comparing the features of Nova Echo AI to OpenAI Realtime API

Feature
Nova Echo AI
OpenAI Realtime API

Capability Features

1:1 Consultation Hours
2 hours/month
24/7 Availability
Advanced Prompt Engineering
All-in-One CRM
Appointment Booking
Brand Guideline & Governance Consulting
Call Analytics
Call Scoring
Campaign Management
Compliance Features
Concurrent Inbound Calls Limit
1 at a timeUnlimited
Concurrent Outbound Calls Limit
1 at a timeUnlimited
Custom Automation Development
Automatic SMSEmailVoicemailSummary GenerationQuote Creation
Custom Development & Integrations
Dedicated CSM
Done-for-you Setup
Employee Types
ReceptionistsSpeed-to-LeadMass Outbound Calling
Enterprise Privacy Commitment
Expanded Model Support Planned
Five New Voices
5
Form Collection & Summaries
Function Calling
Human and Automated Safety Monitoring
Human-like Voice
Hyper human-like
Implementation Speed
48 hours
Industry Use Cases
SalesCustomer serviceAppointment settingLead qualification
Interruption Handling
Languages Supported
35+
Lead Contact Speed
< 1 minute
Live Call Transfer
Maximum Calls Per Day
10,000+
Maximum Calls Per Minute
1500+
No Training on Data Without Permission
Objection Handling Optimization
Playground Access
Prompt Caching Planned
Public Beta
Reference Client Available
Simple Intuitive Interface
Six Preset Voices
6
Speech-to-Speech
Streaming Audio Inputs/Outputs
Support Question Handling Optimization
Supports Text and Audio Inputs
TextAudio
Ultra Low Latency
Sub-1500ms
University Access
Voice Customization Options
Extensive tone & speed control
WebSocket Connection
Weekly Group Support Calls
2 per week
White-glove Onboarding

Integration Features

Agora Integration
API Access
Chat Completions API Integration
CRM Integrations
LiveKit Integration
OpenAI Node.js SDK Planned
OpenAI Python SDK Planned
Platform Integrations
10
Private Slack Channel
Supports GPT-4o
gpt-4o-realtime-preview
Third-party Integrations
3000
Twilio Voice API Integration

Limitation Features

AI Disclosure Requirement
Audio Only Modality (Initially)
Free Tier Duration
3 months max
Free Tier Overage
N/A
Limit Free Tier Calls
1 at a time
Lower Session Limits Tiers 1-4
Lower than 100
Maximum Minutes on Free Tier
60
No Simultaneous Session Limit Anymore
Simultaneous Sessions Limit Tier 5
100
Usage Policy Restriction

Other Features

Affiliate Program
Agency Reseller Program

Pricing Features

Approximate Audio Input Price
$0.06/minute
Approximate Audio Output Price
$0.24/minute
Free Tier
Monthly Minutes Included
601005003000
No Free Tier
Nova Hyper Price
$1,299/month
Nova Light Price
$99/month
Nova Super Price
$333/month
Overage Rate
N/A$0.25/min$0.15/min$0.13/min
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
Subscription Plans
Nova LightNova SuperNova Hyper
Trial Period
3 months
Volume Discounts