r/PromptEngineering
BorderlinePrompt engineering is the application of engineering practices to the development of prompts - i.e., inputs into generative models like GPT or Midjourney.
Members
76,309
as of February 2025
Last post
1 month ago
September 25, 2026
Posts (30 days)
100+
Created
2021
February 26, 2021
Total posts
19.7K
archived
Total comments
127.5K
archived
Is r/PromptEngineering dead? Activity is slowing.
No posts in 48 days. That's not long enough to be considered abandoned yet — communities usually need 60+ days of inactivity (and inactive moderators) before Reddit will hand them over.
Find abandoned subreddits in this niche you can claim →Frequently asked questions about r/PromptEngineering
How many members does r/PromptEngineering have?
r/PromptEngineering had 76,309 members as of February 2025, the most recent archive crawl of its subscriber count.
Is r/PromptEngineering dead?
r/PromptEngineering looks quiet: its most recent post was 1 month ago (48 days). Post activity is a strong signal, but whether a subreddit can be claimed depends on its moderators being inactive across all of Reddit.
When was r/PromptEngineering created?
r/PromptEngineering was created on February 26, 2021.
Can I take over r/PromptEngineering?
Probably not. r/PromptEngineering is still in active use, and Reddit only hands over communities whose human moderators have all gone inactive on Reddit for 60+ days. If you want a community in this niche, look for abandoned subreddits on the same topic instead — DeadSubs finds them automatically.
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Activity checked November 12, 2026from the Arctic Shift Reddit archive. Member counts come from the archive's most recent crawl and may lag Reddit. DeadSubs is not affiliated with Reddit Inc.