Script to farm XP from Duolingo. Never get demoted again!
Copy and paste the following code in your browser console and hit Enter:
const id=document.cookie.split(";").find(e=>e.includes("logged_out_uuid")).split("=")[1],{fromLanguage,learningLanguage,xpGains}=await fetch(`https://www.duolingo.com/2017-06-30/users/${id}?fields=fromLanguage,learningLanguage,xpGains`,{credentials:"include",headers:{"Content-Type":"application/json"}}).then(e=>e.json()),session=await fetch("https://www.duolingo.com/2017-06-30/sessions",{body:JSON.stringify({challengeTypes:["assist","characterIntro","characterMatch","characterPuzzle","characterSelect","characterTrace","completeReverseTranslation","definition","dialogue","form","freeResponse","gapFill","judge","listen","listenComplete","listenMatch","match","name","listenComprehension","listenIsolation","listenTap","partialListen","partialReverseTranslate","readComprehension","select","selectPronunciation","selectTranscription","syllableTap","syllableListenTap","speak","tap