Why choose AssemblyAI over Microsoft Azure?

Learn why thousands of developers have already made the switch.

Trusted by 1000s of developers at startups and top companies

+5% More Accurate

Compared to Microsoft Azure Speech-to-Text models , on our benchmark datasets.

50% Cheaper

Depending on volume, turnaround time requirements, and spend commitments.

24x7 Customer Support

We're available to work as closely with you as you want, over live chat, Slack, email, and phone.

Updates Every 6 weeks

Our dedicated research team is constantly improving accuracy, and we release accuracy updates regularly.

Privacy Focused

We don't store your data, and never train our models with it without your explicit permission.

All Audio/Video Formats Supported

Forget about transcoding, sample rates, and file formats. Our API supports dozens of audio/video files out of the box.

Take the guesswork out of buying

Here's what some of our customers have to say

Hyekyu D.

Media Monitoring

"..we found AssemblyAI to be the most accurate for English transcription..."

Nico R.

Sales and Customer Support

"I've tested many stt api's (Google/AWS/IBM) to transcribe audio/video files and AssemblyAI consistently wins on accuracy (lowest WER on our audio files)."

Bradley B

Telephony

"Great ASR API, even better customer service"

Ready to get started?

Try the API now, or contact us for a custom accuracy report on your data.