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Retell AI

AI Tool

Retell AI

Conversational voice automation framework for developers

4.6
freemiumadvancedTrendingVerifiedSince 2023-10

About Retell AI

Retell AI supplies a high-performance voice API designed to deploy realistic conversation robots across enterprise telephony pathways. It automates scheduling tasks and client check-ins with natural voice transitions.

Engineered around custom low-latency streaming connection technologies to optimize verbal responsiveness metrics.

Platforms
APIWeb
Best For
DevelopersTeams
Categories
Automation AICustomer Service AIAudio AI

Capabilities & Features

Free Tier
API Access
Multimodal
Voice Input
Audio Output
Memory
Collaboration

Not Available

No Signup Required
Open Source
Works Offline
Image Input
Image Output
Video Input
Video Output
File Upload
Web Search
Code Execution
Plugins
White Label
Self-Hostable
Browser Extension

Ideal Use Cases

voice generationchatproductivity

Pricing

Free TierActive

Free trial includes 10 minutes of conversational system execution testing.

Paid Plan

Standard runtime subscription pricing applies calculated strictly per voice minute.

Get Started

Pros & Cons

Outstanding handling mechanics for natural speech interruptions

Clean data log transcripts generated automatically at session termination points

Simple programmatic synchronization tools with top voice generation engines

Lacks comprehensive visual building boards for non-technical creators

Alternatives

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