AssemblyAI vs Speechmatics Detailed comparison features, price

AssemblyAI

AssemblyAI delivers cutting-edge speech recognition technology through a developer-friendly API platform. The service combines industry-leading accuracy rates of up to 95% with sophisticated audio intelligence features including speaker diarization, sentiment analysis, and automated chapter detection.

The platform stands out for its streaming capabilities, comprehensive speech understanding models, and enterprise-grade security features. Through continuous innovation and weekly updates, AssemblyAI ensures its technology remains at the forefront of speech AI advancement while maintaining scalable pricing options for businesses of all sizes.

Speechmatics

Speechmatics provides Automatic Speech Recognition (ASR) technology for businesses globally. The technology features real-time transcription capabilities with low latency, achieving transcription in under one second without compromising accuracy.

It supports over 50 languages, enabling businesses to cater to a diverse, global audience. The ASR engine is designed to perform exceptionally well even in noisy environments, recognizing various accents and dialects accurately.

AssemblyAI

Pricing

Freemium

Speechmatics

Pricing

Freemium

AssemblyAI

Features

Speech-to-Text Transcription: Up to 95% accuracy with speaker diarization
Streaming Capabilities: Real-time captions and low-latency voice recognition
Speech Understanding: Advanced LLM capabilities for audio intelligence
Custom Vocabulary: Personalized language model adaptation
Security: Enterprise-grade data protection and privacy measures
Developer Tools: Comprehensive SDKs and documentation
Audio Intelligence: Sentiment analysis, content moderation, and chapter detection

Speechmatics

Features

Real-Time Transcription: High accuracy and low latency, transcribing audio in less than 1 second.
Accuracy: Unprecedented performance across a range of voices, tested in real-world, noisy environments.
Multilingual Support: Covers over 50 languages, representing a significant portion of the world's population.
Speaker Diarization: Identifies and separates different speakers in both real-time and recorded audio.*
Language Identification: Automatically detects the language being spoken.*
Custom Dictionary: Allows users to add specific vocabulary for improved accuracy.
Translation: Offers translation services.
Summaries: Generate quick summaries from the transcript.
Chapters: Divides the transcript in chapters.
Sentiment: Get the sentiment score for the transcription
Topics: Show the topics from the transcription.

AssemblyAI

Use cases

Real-time captioning services
Voice data analytics
Content moderation
Meeting transcription
Customer interaction analysis
Video content accessibility
Audio content summarization

Speechmatics

Use cases

Media & Event Captioning
Video Distribution Platforms
Media Monitoring
Meeting Platforms
Contact Center Solutions
Medical & Healthcare transcription
EdTech
Unified Communications

AssemblyAI

FAQs

How fast does it take for audio and video files to process?

The platform offers low latency processing with 63 minutes of audio converting in approximately 35 seconds.

What languages do you support?

The platform includes automatic language detection and supports multiple languages for transcription.

What security measures are in place?

AssemblyAI provides enterprise-grade security features, GDPR compliance, PCI-DSS, and SOC 2 Type 1/Type 2 certifications.

Speechmatics

FAQs

What is ⚡ Lite Mode?

Turn on Lite Mode to batch transcribe at our lowest rate when jobs are eligible. Jobs will only be billed once you’ve used your free minutes for the month.

What is Standard vs Enhanced?

We offer two proprietary transcription models available to all customers: Standard - great for users and transcripts where speed is a priority, with accuracy trade-offs as a result. Enhanced - when unbeatable accuracy is a must-have, our Enhanced model provides best-in-class accuracy across all of our languages.

Can I sign up for free?

Yes, absolutely you can! You get 8hrs free per month to try our award-winning technology. No credit card required.

What languages do you support?

We support over 50 languages for transcription, with 69 pairs supported for translation.

Do you offer volume discounts?

Definitely! If you will be sending large volumes of content (over 5,000 hours per year) through our technology, then we'd love to speak with you and provide a volume discount.