AssemblyAI is a speech-to-text API for developers. It enables them to create audio transcription tools, like Speech to Text and Transcriber Pro. The audio intelligence software is also for sentiment analysis, entity detection, content moderation, PP redaction, and more.

This transcription API service comes with ready-made AI models that can convert audio, video and live speech into text. It processes multiple files simultaneously and streams in parallel. 80+ languages are translated, and it summarizes speech in 15 languages. Users can extract personal information and detect sentiment on the go.

What can it do?

Software developers can use this API to carry out async transcription for tens of thousands of pre-recorded files in parallel, stream transcripts for real-time audio within milliseconds, and translate in 80+ languages. It makes custom summaries and auto chapters, moderates content, and removes personal info.

What’s special about AssemblyAI?

This transcription and audio intelligence API enables developers to customize their speech recognition software to create voice interfaces, automate phone call transcription, and convert and analyze speech in any format and language without transcoding. It supports SRT and VTT formats for captions and subtitles. It also features automatic transcript highlights for keywords, automatic punctuation and sentence casing, and dual-channel recording.

Empowers AI audio tool developers

This transcription API gives developers access to powerful AI models that transcribe and analyze speech so that they can build their software faster. Available only on a pay-as-you-go pricing model, the service comes with tutorials, detailed changelogs, and comprehensive documentation. It also offers stellar support via phone, email, and chat to enhance user experience.