r/PromptDesign is a subreddit with 38k members. The most common kinds of discussions are ideas and solution requests, and the community frequently discusses prompt, ai, tool, token, and prompting, 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
Ideas
: "How to make LLMs actually fact-check breaking news: A 5-dimension objectivity scoring prompt"
11 posts
#2
Solution Requests
: "Any multi-step "prompt builder" tools for AI Agents, of sorts? Is this idea even worth investigating?"
10 posts
#3
Advice Requests
: "I’m starting my AI engineering Prompting today… does anybody has advice for me or the community I can join to make it easy."
2 posts
#4
Self-Promotion
: "I built a free skill that takes you from "I have an app idea" to a real plan and solid MVP"
2 posts
Popular Topics in r/PromptDesign
#1
Prompt
: "I made a Prompt framework that turns ai chats into a 4 axis flow state playground and emergent thought synthesizer"
9 posts
#2
Ai
: "I made a prompt framework that turns Ai chats into a 4 axis flow state playground and emergent thought synthesizer"
9 posts
#3
Tool
: "Prompting Tool to Help Increase Output Results on First Prompt"
4 posts
#4
Token
: "Built a free AI Prompt Token & Cost Calculator (GPT-4o, Claude 3.5, Gemini 2.0)"
2 posts
#5
Prompting
: "Prompting Tool to Help Increase Output Results on First Prompt"
2 posts
#6
Prompting Tool
: "Prompting Tool to Help Increase Output Results on First Prompt"
2 posts
#7
Image
1 post
#8
Filter
1 post
#9
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
Prompt showcase ✍️
: "Two rather important prompts that won't easily be recognised by regular chatGPT because they describe things we, humans, always had, but never used to talk about, and so are not in LLM training data, despite being obvious."
41 posts
#2
Tip 💡
: "AI answered a question in 4 seconds that i spent 6 years of therapy trying to answer. i don't know how to feel about that."
35 posts
#3
Discussion 🗣
: "The 4-level Feynman prompt — a copy-paste framework that forces any LLM to explain a concept at four cognitive altitudes instead of one"
34 posts
#4
Question ❓
: "Do you put prompt from user into system or only user message?"
10 posts
#5
Prompt request 📌
: "Best AI prompts for Analyzing an image of a Graph"
5 posts
Member Growth in r/PromptDesign
Yearly
+17k members(76.4%)
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About
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Last updated: August 10, 2026