AssemblyAI

Industry-leading speech-to-text model with the lowest word error rate, advanced contextual prompting, and support for multiple languages including English, Spanish, French, German, Italian, and Portuguese.

Real-time transcription with ultra-low latency, precise end-of-turn detection, and high accuracy optimized for voice agents and live audio streams.

Detects multiple speakers in audio, segments utterances, and labels speakers by name or role to enhance conversational analysis.

Supports over 99 languages with automatic detection and natural preservation of code-switching between languages in transcripts.

Includes features like sentiment analysis, entity detection, translation, custom formatting, and tagging of non-speech audio events for deeper insights.

Allows users to control transcription behavior with plain language instructions and improve accuracy by providing domain-specific words and phrases.

Automatically formats dates, numbers, and punctuation according to regional and language standards, supporting diverse global user bases.

Easy to integrate API with no contracts or throttles, supporting millions of inference calls monthly and flexible pay-as-you-go pricing.