AI Voice Agent vs Vapi

Comparing the features of AI Voice Agent to Vapi

Feature
AI Voice Agent
Vapi

Capability Features

1-on-1 Engineer Calls
A/B Experiments
Actionable Insights
Advanced AI Algorithms
AI Guardrails
AI Receptionist
API Access
API Configurability
4.2K+ configuration points
API-First Architecture
Appointment Scheduling
Automated Sales Notifications
Automated Test Execution
Automatic Scalability
Millions of calls
Bring Your Own Models
Call Transcripts & Recordings
Community Support
13000
Custom Phone Number
Customizable Outbound Call Flow
Dedicated Deployment Engineer
Documentation
Enterprise Compliance
SOC2HIPAAPCI
Full Automation
In-Depth Analytics
Inbound Calls
Instant Lead Qualification
Knowledge Bases - Pro
Unlimited
Knowledge Bases - Starter
1
Knowledge Bases - Unlimited
3
Languages Spoken - Pro
+3
Languages Spoken - Starter
1
Languages Spoken - Unlimited
2
Lead Nurturing
Lead Qualification
Monthly AI Updates
Multi-language Support
100+ languages
No-code/Low-code Workflow
Outbound Calls - Unlimited/Pro
Personalized AI Solutions
Prebuilt Templates
1000s
Priority Technical Support
Reminders Automation
Simultaneous Calls - Starter
1
Simultaneous Calls Capability
+20
Spam Call Filtering
Tool Calling
Ultra-low Latency
Sub-500ms
Unlimited Contacts
Uptime SLA
99.99% uptime
Voice, SMS, and Email Followup
VoiceSMSEmail

Integration Features

API Integrations
Cal.com Integration
Client SDK
React (web SDK)
Connects to 7,000+ Apps
CRM Integration
Downloadable SDK ZIP
GHL Integration
Github Repository
Google Calendar Integration
Integrations Information
40+ apps
OpenAI Integration
openaigpt-4o
Platform Integrations
Server SDKs
TypeScriptPythoncURL
Sync with Existing Systems

Limitation Features

No Built-in Telephony Provider Mentioned
No Explicit Pricing Details
No Explicit Usage Quotas Listed
No File Format Support Listed
Outbound Calls

Pricing Features

Free Tier
Free Trial
Pro Included Minutes
Unlimited
Pro Overage Cost
Included
Pro Plan Price
$2,997 setup, $987/month
Starter Included Minutes
175
Starter Overage Cost
$0.35/min
Starter Plan Price
$119 setup, $197/month
Unlimited Included Minutes
500
Unlimited Overage Cost
$0.25/min
Unlimited Plan Price
$350 setup, $387/month