AssemblyAI vs PolyAI

Side-by-side comparison · Updated May 2026

 AssemblyAIAssemblyAIPolyAIPolyAI
DescriptionAssemblyAI 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.PolyAI 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.
CategorySpeech-To-TextConversational AI
RatingNo reviewsNo reviews
PricingPaidFree
Starting Price$0.37N/A
Plans
  • Streaming Speech-to-Text$0.47
  • Audio IntelligencePricing unavailable
  • LeMURPricing unavailable
  • Speech-to-Text$0.37
  • Enterprise SolutionsContact for pricing
  • No Pricing InformationPricing unavailable
  • Products & Services OverviewPricing unavailable
  • No Pricing Information - Company OverviewPricing unavailable
  • No Pricing Information - PlaygroundAPI FeaturesPricing unavailable
  • No Pricing Information - Dashboard & Sign-up FeaturesPricing unavailable
  • One-timePricing unavailable
Use Cases
  • Developers and Engineers
  • Content Creators
  • Educational Institutions
  • Healthcare Providers
  • Customer service managers
  • IT departments
  • Marketing teams
  • Operations managers
Tags
Speech-to-TextAudio Intelligencestreaming transcriptionkey phrase detectionsentiment analysis
voice AI solutionscustomer experiencesreal-time analyticsactionable insightsseamless integration
Features
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
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
 View AssemblyAIView PolyAI

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