Get your API key and up to 330 free hours of speech-to-text

Experience AssemblyAI's industry-leading accuracy, low latency, and powerful Speech AI capabilities. No credit card required.

With our API, you'll get access to:

• Speech-to-Text

  Build on the industry's most accurate ASR model, with only 30.4s latency on a 30 min audio file

• Streaming Speech-to-Text

  Automatically turn live audio into text with >90% accuracy and ~300ms latency

• Speech Understanding

  Extract maximum value from voice data and generate insights, summaries, and more

Top companies choose AssemblyAI