AssemblyAI

Speech-to-text and audio intelligence API

AssemblyAI provides speech-to-text plus audio intelligence features like summarization, sentiment analysis, and topic detection. Upload audio or stream in real-time. You get back transcripts with speaker labels, timestamps, and highlights.
SDKs for Python, JavaScript, Go, and more. Supports 99+ languages, PII redaction, and custom vocabulary. Works well for meeting transcription, podcast processing, and voice-powered apps.

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