Kelimenin kökü is a tool accessed through the website http://www.kelimeninkoku.com.tr/ . According to the available information, its purpose is to explore the etymology (i.e., the source and origin of words) of words in English and Turkish using artificial intelligence.
Regarding the tool's main capabilities, specific method of use, whether registration or installation is required, supported platforms and language scope, pricing model, applicable scenarios, and usage limitations, none of this information is currently available, so no further details can be provided.