Best Speech to Text APIs: 12 Leading Speech to Text APIs Compared

Speech-to-text APIs now process 500M+ hours of audio a month across enterprise apps, but a transcript alone isn't enough for fraud detection, healthcare scribing, or call-center QA. Here's how 12 leading APIs compare on real-time speed, diarization, languages, and voice intelligence. There are many speech to text APIs available, and they all have different capabilities for speech to text conversion. Only a few speech to text APIs can perform tone, intent, and behavioral analysis of the speech.