This has been covered recently. It’s because they stopped allowing bots on Old Reddit.
Reddit fades from ChatGPT citations
Submitted 11 hours ago by Lemmynated@lemmy.zip to technology@lemmy.zip
https://www.axios.com/2026/08/20/chatgpt-reddit-citations-geo-strategy
CluckN@lemmy.world 6 hours ago
They want to find a way to charge chatbots for scraping so bad.