As of Jan 9th 2025 the coupon system seems to have been discontinued. There's still reports and some coupons in the system, so as long as there's coupons you may request them from the bot.

The bot is currently accepting donations & giving away coupons (you may not request other item(s).

No auto-accept friend requests or any commands.

Level up #1 - https://psteamcommunity.yuanyoumao.com/id/QuickTradingCardBot
Level up #2 - https://psteamcommunity.yuanyoumao.com/id/LevelUpBot0
Level up #3 - https://psteamcommunity.yuanyoumao.com/id/GGLevelUpBot
Foil Level up - https://psteamcommunity.yuanyoumao.com/id/GGFoilBot/
1:1 STM card swap - https://psteamcommunity.yuanyoumao.com/id/SteamtradematcherGG
Gem/Key-swap bot - https://psteamcommunity.yuanyoumao.com/id/GemsAndKeyBot

TRADE LINK