Blog

Vapi vs Retell AI

Comprehensive comparison of VAPI and Retell AI
Saumik Tiwari
Founder @openmic.ai
April 17, 2025

Before diving into a detailed comparison of VAPI and Retell AI, let's first understand what Voice AI agents are and why they are valuable.

AI voice agents are sophisticated tools that revolutionize customer service by providing real-time, human-like interactions. These agents use advanced AI to understand and respond to customer inquiries, offering benefits like 24/7 availability, scalability, and multilingual support. They are essential for businesses seeking to enhance customer satisfaction and streamline operations.

Why AI Voice Agents Are Needed

  • Efficiency: Handle a high volume of interactions simultaneously.
  • Consistency: Ensure consistent responses across all interactions.
  • Cost Savings: Reduce the need for human customer service agents.

Just watch this video, and you'll be amazed at how Voice AI agents are set to evolve in the near future.

Now lets get back to our topic of discussion!

Comparison: VAPI vs Retell AI

1. VAPI AI

  • Description: VAPI AI is a developer-friendly platform that allows businesses to create and deploy AI voice assistants with ease. It offers robust integration capabilities and a flexible pricing model.
  • Features:
    • Customizable Voice Models: Offers a variety of voice models to suit different user preferences.
    • Multi-Channel Support: Supports both voice and chat interactions.
    • API Access: Allows for seamless integration with custom systems via APIs.
    • Flow Studio: A no-code drag-and-drop editor for managing conversations.
    • Turbo Latency Optimizations: Ensures quick responses with optimized GPU inference and low-latency audio streaming.
  • Pricing: VAPI charges $0.05 per minute for basic functionality, with additional costs for advanced features like transcription and model usage.

2. Retell AI

  • Description: Retell AI is designed for building advanced voice agents that mimic human-like conversations. It offers a user-friendly interface and a pay-as-you-go pricing model.
  • Features:
    • Real-time Transcription: Provides real-time call transcription for enhanced analytics.
    • Advanced Call Management: Supports high call volumes with features like interruption handling.
    • Compliance Features: Offers HIPAA compliance, making it suitable for healthcare and finance industries.
    • Intuitive Interface: Easy setup and management of voice agents without extensive coding.
  • Pricing: Retell AI starts at approximately $0.07 per minute, with discounts available for high-volume users.

Key Differences:

  • Customization and Integration: VAPI AI offers more customization options and API integrations, making it ideal for businesses seeking flexibility. However, this complexity can increase costs and require more technical expertise.
  • Call Quality and Reliability: Retell AI provides higher uptime and faster response times, ensuring more reliable service, especially for high-volume operations.
  • Pricing Transparency: Retell AI offers a simpler pricing model with fewer additional fees, making it more cost-effective for businesses with high call volumes.
  • Compliance Features: Retell AI provides robust compliance features like HIPAA, which is crucial for industries requiring strict data privacy standards.

Conclusion:

Choosing between VAPI AI and Retell AI depends on your business priorities. If you value customization and integration flexibility, VAPI AI might be the better choice. However, if you prioritize reliability, ease of use, and cost-effectiveness, Retell AI is likely more suitable.

Share

Explore related blogs

Blog

Rosie AI: Pricing, Features & Alternatives in 2025

Looking to upgrade your business phone automation in 2025? This in-depth guide reviews Rosie AI—an affordable virtual receptionist solution for small businesses—and explores why it might not be enough for teams needing advanced features like CRM integration, outbound calling, and real-time workflows. We break down Rosie AI’s pricing and features, then compare it with five top alternatives, including OpenMic.ai, AutoCalls, Voxia, Aircall, and Smith.ai. Discover how leading platforms like OpenMic offer programmable voice agents that drive real revenue impact. Perfect for businesses evaluating voice AI tools for sales, support, and customer success.
Natalia Salman
Blog

Bland AI Pricing In 2025: Features & Alternatives

Bland AI offers ultra-realistic voice synthesis and emotion control, ideal for developer teams building lifelike voice agents. However, its opaque pricing and technical complexity make it less suitable for fast-moving teams without engineering support. This guide explores Bland AI’s pricing, core features, limitations, and compares it to the top voice AI platforms of 2025 that offer better ease of use, transparent pricing, and faster ROI.
Natalia Salman
Blog

Vapi AI: Pricing, Features & Alternatives In 2025

Voice AI is revolutionizing how businesses handle support, sales, and operations. Vapi AI stands out as a developer-friendly voice automation platform, offering low-latency performance and flexible APIs. However, it’s not ideal for non-technical teams due to hidden costs and setup complexity. This guide explores Vapi’s pricing (starting at $0.05/min but with additional fees) and compares it to five top alternatives:
Saumik Tiwari

84% of employees who use trust their direct manager

Book a free consulation withour Voice AI solution engineer

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.