Voice

AssemblyAI

Developer-first STT and speech intelligence API with built-in summarization and sentiment analysis.

Overview

AssemblyAI provides high-accuracy speech-to-text with automatic timestamps, speaker diarization, and AI-powered post-processing like summarization and entity extraction. It offers a straightforward REST/WebSocket API optimized for latency and ease of integration.

Best for

meeting transcription
voice-first data extraction
realtime captioning

Trade-offs

vs Deepgram

AssemblyAI offers richer NLP post-processing out-of-the-box; Deepgram provides lower raw latency and more granular streaming control.

What XeroHack pre-wires

When you pick AssemblyAI in the interview, the engine emits these files into your scaffold:

whisper-large-v3-turbo endpoint
auto-diarization toggle
JSON output formatter

Coupon

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