Vapi VS Retell
Choosing between Vapi and Retell for your voice AI needs? This comparison breaks down the key differences to help you decide.
Here's our comprehensive guide to help you choose the right AI voice agent solution for your business's needs. Get into the details to compare pricing, features, and performance.
Quick answer
Vapi and Retell differ most on developer workflow, voice quality, and pricing structure. Use feature fit and total ownership cost together to pick the best platform for your use case.
Author: Mirai Minds Research Team
Last updated:
Sources
Vapi
Vapi is a developer-focused voice AI platform that provides robust APIs and customization options. It's designed for technical teams who need flexibility and control over their voice implementations.
Retell
Retell specializes in high-quality voice synthesis with natural-sounding AI voices. Their platform focuses on realistic voice generation for various applications with relatively simple implementation.
FEATURES
Key Feature Comparison
Vapi Strengths
Retell Strengths
Developer Experience
Vapi
4.5
Advanced API with comprehensive document...
Retell
3.8
Good developer tools with easier learnin...
Voice Quality
Vapi
4.0
High-quality voices with good customizat...
Retell
4.7
Industry-leading voice synthesis quality
Integration Capabilities
Vapi
4.8
Extensive integration options with exist...
Retell
3.5
More limited but straightforward integra...
Pricing Model
Vapi
3.7
Usage-based pricing, can be expensive at...
Retell
4.0
More predictable pricing structure
Customer Support
Vapi
3.5
Developer-focused support with good docu...
Retell
4.2
More accessible support for non-technica...
PRICING
The Pricing Comparison
Voice AI
Vapi
$0.05/min + $0.066 fixed platform fee (price varies)
Retell
$0.07/min
Phone Number
Vapi
Variable Price
Retell
$2.00/month
Speech to Text
Vapi
$0.01/minute
Retell
Included
Adds-on
Vapi
Voice Quality Upgrades
Retell
Verified Phone Number
Retell offers a more transparent and cost-effective pricing model compared to Vapi. With a flat rate of $0.07/min for Voice AI, Retell eliminates Vapi's additional fixed platform fees, which can drive up costs. Phone numbers are significantly more affordable at just $2.00/month, while Vapi's pricing varies.
Retell also includes Speech-to-Text at no extra charge, unlike Vapi's $0.01/min fee. Plus, Retell provides Verified Phone Numbers to enhance call deliverability and reduce spam risks.
ENTERPRISE-GRADE
Scalability & Reliability
Vapi ensures top-tier security with HIPAA, SOC 2 Type 1 & 2, and GDPR compliance across all plans. Retell matches these compliance standards but with different implementation approaches. Both platforms offer high reliability with 99.99% uptime and no rate limits, providing businesses with scalable, enterprise-ready solutions.
Compliance
Vapi
HIPAA compliant, SOC2, GDPR
Retell
HIPAA, SOC2 Type 1&2, GDPR
Rate limit
Vapi
Not Limit
Retell
Not Limit
Uptime to date
Vapi
99.99%
Retell
99.99%
Security
Vapi
Strong encryption protocols
Retell
Top-tier security protocols