Get streaming transcription WebSocket URL

Returns the WebSocket URL and connection details for real-time audio transcription. The returned URL can be used to establish a WebSocket connection for streaming audio data and receiving transcribed text in real-time.

Audio Requirements:

• Sample Rate: 16kHz
• Encoding: PCM 16-bit little-endian
• Channels: Mono (1 channel)

Pricing: $0.01 per minute ($0.60 per hour)

GET /voice/streaming/url

Get streaming transcription WebSocket URL

cURL

curl --request GET \
  --url https://api.case.dev/voice/streaming/url \
  --header 'Authorization: Bearer <token>'

200

{
  "url": "wss://casemark-ai--websocket-stream-helper-fastapi-app.modal.run/ws",
  "connect_url": "wss://casemark-ai--websocket-stream-helper-fastapi-app.modal.run/ws?token=cm_1234567890abcdef",
  "protocol": "websocket",
  "audio_format": {
    "sample_rate": 16000,
    "encoding": "pcm_s16le",
    "channels": 1
  },
  "pricing": {
    "per_minute": 0.01,
    "per_hour": 0.6,
    "currency": "USD"
  }
}

Authorizations

Authorization · string · header · required

API key starting with sk_case_

Response

200

application/json

WebSocket connection details returned successfully

url · string

Base WebSocket URL for streaming transcription

connect_url · string

Complete WebSocket URL with authentication token

protocol · string

Connection protocol

audio_format · object

Show child attributes

pricing · object

Show child attributes