r/PromptDesign is a subreddit with 40k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses prompt, prompt engineering, image, filter, and ai, and they frequently recommend/review ai tools.
The art of prompting LLMs such as OpenAI GPT & Codex, Anthropic Claude, Google Gemini, GPT-OSS, Kimi.
This is the largest community on Reddit when it comes to prompt design.
Popular Themes in r/PromptDesign
#1
Advice Requests
: "Feedback Wanted: "Prompt Gallery" – Browse AI Portrait Examples with Ready-to-Copy Prompts"
3 posts
#2
Solution Requests
: "Best AEO tools for tracking brand visibility in AI search 2026, what are you all actually using"
2 posts
#3
Pain & Anger
: "This is hampering my productivity on a daily basis, and it’s killing my workflow, leading to task paralysis"
1 post
Popular Topics in r/PromptDesign
#1
Prompt
: "How a professor almost got me with Prompt injection hidden in an assignment brief (and how I caught it)"
11 posts
#2
Prompt Engineering
: "How to actually engineer prompts instead of just writing them, DSPy session Oct 3"
2 posts
#3
Image
1 post
#4
Filter
1 post
#5
Ai
1 post
#6
Chatgpt
1 post
Products Discussed in r/PromptDesign
Ai Tools
1 review
#1
Perplexity
5.0★ from 1 review
Flair Used in r/PromptDesign
#1
Discussion 🗣
: "Brian Chesky says AI doesn't flatten skill differences—it widens the gap between curious, high-taste thinkers and average users because "everyone has the exact same tools""
26 posts
#2
Tip 💡
: "How a professor almost got me with prompt injection hidden in an assignment brief (and how I caught it)"
15 posts
#3
Prompt showcase ✍️
: "Does anyone actually version their prompts?"
9 posts
#4
Question ❓
: "Any interesting but normal questions that chatGPT or Claude refused to answer you guys have experienced first hand?"
9 posts
#5
Prompt request 📌
: "Looking for prompt engineers to upload prompts to my website focused more on business functions rather than content.w"
2 posts
Member Growth in r/PromptDesign
Yearly
+16k members(69.4%)
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About
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Last updated: October 21, 2026