AssemblyAI Streaming Speech-to-Text WebSocket API

REST discovered

Details

URL: wss://streaming.assemblyai.com/v3/ws
Docs: https://www.assemblyai.com/docs/streaming/getting-started/transcribe-streaming-audio

Authentication

AssemblyAI API key api_key discovered Get key ↗

Authorization: <credential> /?token=<credential>

Log in to the AssemblyAI dashboard, then go to Workspace → Manage → API Keys and click Create New API Key. Name the key and copy it. Docs note each key is tied to a specific project, and uploaded files must be transcribed with an API key from the same project.