PolyAI vs AssemblyAI

Side-by-side comparison · Updated May 2026

 PolyAIPolyAIAssemblyAIAssemblyAI
DescriptionPolyAI delivers advanced voice AI solutions designed to modernize and enhance customer experiences across various industries. Their technology enables businesses to resolve over 50% of calls with consistent high satisfaction scores. With capabilities like real-time analytics, actionable insights, and seamless integration, PolyAI's voice assistant is proven to increase revenue and operational efficiency. Catering to a wide range of industries, PolyAI provides tailored implementations to meet specific business needs.AssemblyAI provides comprehensive Speech-to-Text and Audio Intelligence services, including streaming transcription, key phrase detection, sentiment analysis, summarization, PII redaction, and more. With competitive pricing and the ability to cater to large-scale enterprise solutions, this platform stands as a leader in leveraging voice data for diverse applications.
CategoryConversational AISpeech-To-Text
RatingNo reviewsNo reviews
PricingFreePaid
Starting PriceN/A$0.37
Plans
  • One-time — Pricing unavailable
  • Streaming Speech-to-Text — $0.47
  • Audio Intelligence — Pricing unavailable
  • LeMUR — Pricing unavailable
  • Speech-to-Text — $0.37
  • Enterprise Solutions — Contact for pricing
  • No Pricing Information — Pricing unavailable
  • Products & Services Overview — Pricing unavailable
  • No Pricing Information - Company Overview — Pricing unavailable
  • No Pricing Information - PlaygroundAPI Features — Pricing unavailable
  • No Pricing Information - Dashboard & Sign-up Features — Pricing unavailable
Use Cases
  • Customer service managers
  • IT departments
  • Marketing teams
  • Operations managers
  • Developers and Engineers
  • Content Creators
  • Educational Institutions
  • Healthcare Providers
Tags
voice AI solutionscustomer experiencesreal-time analyticsactionable insightsseamless integration
Speech-to-TextAudio Intelligencestreaming transcriptionkey phrase detectionsentiment analysis
Features
Over 50% call resolution
Real-time analytics
Seamless integration
24/7 operational capacity
Actionable insights
Improved customer satisfaction
Ongoing performance updates
Multi-language support
Customizable voice assistants
Enhanced revenue generation
Pay-as-you-go pricing with savings on committed usage
Streaming speech-to-text with <600 ms latency
Support for 17+ languages and 1.1 million training hours
High transcription accuracy >90%
Sentiment analysis, summarization, and PII redaction
Customizable vocabulary and spelling
Comprehensive audio intelligence models
LeMUR for sophisticated insights from voice data
Enterprise-level scalability and support
EU Data Residency compliance
 View PolyAIView AssemblyAI

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