| check_input | Check variable inputs | 
| get_account_status | Get the status of your GTmetrix account | 
| get_all_tests | get_all_tests | 
| get_browser_details | Show browser details | 
| get_location_details | Show location details | 
| get_report | Get status and meta data of a specific report | 
| get_test | Get status and meta data of a specific test | 
| show_available_browsers | Show available browsers | 
| show_available_locations | Show available locations | 
| start_test | Start a GTmetrix test (and get the result) |