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AssemblyAI

AI models to transcribe and understand speech

usage based Cloud Self-Hosted AI Tools

AssemblyAI is a ai tools tool built by AssemblyAI. It's best for Developers building voice AI applications and Startups leveraging voice data. Pricing is usage based.

Pricing

usage based

Audience

Developers building voice AI applications

Platforms

Community

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About AssemblyAI

AssemblyAI provides industry-leading Speech AI models to transcribe speech to text and extract insights from voice data. It enables developers and companies to build voice AI applications with ease.

AssemblyAI offers a suite of Speech AI models designed to transcribe and understand speech, enabling the creation of innovative voice-powered applications. Their platform provides tools for speech-to-text conversion, speech understanding, and LLM (Large Language Model) integration, catering to a wide range of use cases from conversation intelligence to medical transcription.

Key features include real-time transcription, streaming speech-to-text, and speech understanding capabilities. The platform supports Universal-3 Pro Streaming, which brings prompting, disfluency control, code-switching, real-time diarization, and support for over 99 languages to real-time applications. AssemblyAI also offers a Medical Mode, which is purpose-built for accuracy in medical terminology.

AssemblyAI differentiates itself by providing highly accurate and customizable speech AI models that can be deployed in various environments, including self-hosted and cloud-based solutions. Their focus on developer experience, comprehensive documentation, and support resources makes it easier for companies to integrate voice AI into their products.

The target audience includes developers, startups, and Fortune 500 companies looking to leverage voice data for applications like voice agents, AI notetakers, contact centers, and more. Leading organizations are using AssemblyAI to unlock the power of voice data and launch best-in-class products and experiences.

AssemblyAI's platform is designed to be scalable and adaptable, allowing businesses to quickly launch and scale their voice AI applications. They offer various resources, including API references, cookbooks, and support channels, to assist developers in building and deploying their solutions effectively.

Key Features

Speech-to-Text API
Streaming Speech-to-Text
Speech Understanding
LLM Gateway
Guardrails
Speech-to-Speech
Real-time Transcription
Universal-3 Pro Streaming (prompting, disfluency control, code-switching, real-time diarization, 99+ language support)
Medical Mode (purpose-built accuracy for medical terminology)
Self-Hosted Deployment
Voice AI Cloud Deployment
API Reference
Cookbooks
Real-time Diarization

Pricing

usage based

AssemblyAI offers flexible pricing options including a free tier and pay-as-you-go plans. They also offer tiered pricing for pre-recorded Speech-to-Text, Streaming Speech-to-Text, Speech Understanding, Guardrails, and LLM Gateway. Contact them for enterprise pricing.

Who is it for?

Best for

  • Building voice AI applications
  • Real-time transcription
  • Analyzing voice data for insights
  • Medical transcription with high accuracy
  • Creating voice agents and AI assistants
  • Improving conversation intelligence in contact centers

Not ideal for

  • Organizations without development resources
  • Businesses needing a fully managed, out-of-the-box solution without customization
  • Use cases requiring only basic transcription without advanced speech understanding

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