An ongoing free Azure subscription is available. The subscription allows up to 30,000 transactions per month with a maximum of 20 per minute (last checked at Azure Pricing 20210405). The free subscription is available from https://azure.microsoft.com/free/. After subscribing visit https://portal.azure.com and Create a resource under AI and Machine Learning called Face. Once created you can access the web subscription key and endpoint from the portal. These will be prompted for during the configure and utilised when running a mlhub azface command. The credentials will be saved to file so you won’t need to provide them again. If they need to be replaced, then run configure again.
The demo command is a good place to start to test your key.
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