Sign up to the Shotstack service to receive an API key, we'll email you keys for both a staging sandbox and a live production environment.
Keys are a random 40 character string that look something like:
Staging sandbox and production URL's are:
|Sandbox URL||Production URL|
You can use your sandbox account as much as you like, rate limits apply and videos are watermarked.
Using your production key will use up your credits and may result in being charged.