AssemblyAI Universal-2 v2

Universal-2 is a state-of-the-art model built on Universal-1, offering enhanced multilingual support and improved performance in challenging audio conditions. It aims for best-in-class accuracy and is optimized for faster processing speeds.

Model ID

assemblyai.universal

Use this ID when making API calls to reference this model

Provider

AssemblyAI

Model Type

ASR

Accuracy Tier

premium

Release Date

November 9, 2024

Supported Languages

autoenen_auen_uken_usesfrdeitptnlhijazhfikoplrutrukvi
Automatic Language Detection: Yes
Performance & Cost

Cost

$0.37000/hour

$0.00010/second

Maximum Duration

10h 0m

Maximum File Size

5.00 GB

Features

Supported capabilities and functionalities

Core Features

Punctuation
Diarization
Streaming
Speaker Labels
Word Timestamps
Confidence Scores
Custom Vocabulary
Profanity Filtering
Noise Reduction
Voice Activity Detection

Subtitle Formats

SRT Support
VTT Support
Technical Specifications

Input/output formats and technical details

Subtitle Format Support

SRT VTT

Supported Audio Encodings

MP3WAVFLACAACM4A

Supported Sample Rates

8000 Hz16000 Hz22050 Hz44100 Hz48000 Hz