AssemblyAI

Transform speech into meaning with one robust API

Build new AI products with voice data leveraging AssemblyAI’s industry-leading Speech AI models for accurate speech-to-text, speaker detection, sentiment analysis, chapter detection, PII redaction, and more. Join 5,000+ industry-leading companies—including Fireflies.ai, Glean, and Loop—unlocking the power of voice data and launching best-in-class products and experiences.