Check installed version 
wpc --version
Get available commands 
wpc list

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API Key

Most actions require a valid API key. You can provide an API Key by using the global option or by defining an environment variable. Manage API Keys.

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Global options

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--repository=<URL>
string
default:"https://registry.wp-content.io"
Provide custom repository API url
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--api-key=<KEY>
string
API Key to use
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--output=<FORMAT>
string
default:"human"
Response format. Could be json or human

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Environment variables

You can provide environment variables to override some global options. 
export WPC_REPO_URL=https://registry.wp-content.io
export WPC_API_KEY=00000000-0000-0000-0000-000000000000