Officially the highest GamerScore on Xbox - Imgur

Gamerscore Leaderboard_Console - Xbox Wire

Show-off Sunday: I hit 800K gamerscore last night. The 1 million is getting closer and closer! : r/xboxone

Finally hit 100k gamerscore after 16 years on Xbox consoles! Posted the other day, but it was not Showoff Sunday. : r/xboxone

Paid Service - Xbox One Achievements and Gamerscore

Easiest Xbox Game Pass Games for Gamerscore & Achievements - Updated for December 2022

Created a widget that displays Xbox Achievements by Month : r/Scriptable

Xbox One's new Achievements system explained, time-based Challenges don't reward Gamerscore - Polygon

Microsoft Offers Xbox Live Discounts For Achievement Score - Game Informer

Xbox Gamerscore Boost / Achievement Service, up to 1 million points! All legit!

Just reached 200k gamerscore : r/xboxone