Universal-1
by AssemblyAIUniversal-1 is a multilingual speech recognition and transcription model by AssemblyAI, trained on over 12.5 million hours of multilingual audio data, supporting English, Spanish, French, and German.
What is Universal-1?
Universal-1 is a multilingual speech recognition and transcription model developed by AssemblyAI. Trained on over 12.5 million hours of multilingual audio data, it supports languages such as English, Spanish, French, and German. The model delivers high accuracy in various environments, including noisy backgrounds, diverse accents, and natural conversations.
Key Features of Universal-1
- Multilingual Support: Processes multiple languages, including English, Spanish, French, and German.
- High Accuracy: Maintains excellent speech-to-text conversion accuracy under various conditions.
- Reduced Hallucination Rate: 30% lower hallucination rate compared to Whisper Large-v3.
- Fast Response: Efficient parallel inference capabilities for rapid processing.
- Accurate Timestamp Estimation: Provides precise word-level timestamps.
- User Preference: Preferred output in 71% of user tests.
Performance Comparison
- English Speech-to-Text Accuracy: Achieved the lowest Word Error Rate (WER) in 5 out of 11 datasets.
- Non-English Speech-to-Text Accuracy: Lower WER in 5 out of 15 datasets for Spanish, French, and German.
- Timestamp Accuracy: Improved timestamp accuracy by 25.5%.
- Inference Efficiency: 3 times faster than Whisper Large-v3 on an NVIDIA Tesla T4 machine.
How to Use Universal-1
- Try it in the Playground: Upload audio files or input YouTube links in AssemblyAI's Playground.
- Free API Trial: Register for free and obtain an API token.
For more information, see AssemblyAI's technical report.
Applications
- Conversational Intelligence Platforms: Analyze customer data accurately.
- AI Note-taking: Generate accurate meeting minutes.
- Creator Tools: Build AI-driven video editing workflows.
- Telemedicine Platforms: Automate clinical record entry.
Model Capabilities
Model Type
speech recognition
Supported Tasks
Speech-To-Text
Multilingual Transcription
Speaker Diarization
Timestamp Estimation
Audio Summarization
Tags
Speech Recognition
Transcription
Multilingual
AI
Natural Language Processing
Audio Processing
Machine Learning
Developer Tools
API
High Accuracy
Usage & Integration
Pricing
freemium
API Access
Available
Screenshots & Images
Additional Images
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