Show me the thing you’ve built with AI you’re most proud of. Reply with a working product URL and what model / agent you primarily used.
10:55 AM · May 23, 2026 · 435.4K Views
Guillermo Rauch, Vercel co-founder and CEO, posts invitation for working AI-built products requesting replies that include product URLs and primary models used
Siqi Chen replied with miraviewer.org titled MiraViewer
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Sentiment
Positive users praise specific AI coding tools and workflows from the shares and survey as useful and exciting, while negative users call the results unsubstantiated hype or insult the poster.
Pos
66.4%
Neg
33.6%
144 comments with sentiment.
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VIEWS53.9KBOOKMARKS67LIKES332RETWEETS14REPLIES55
Guillermo Rauch@rauchg
Processed 1400 replies ◾ OpenAI is catching up to Anthropic ◾ 'Codex' got more mentions than 'Claude Code' ◾ However, by model mentions, A\ is mogging
Guillermo Rauch@rauchg
Show me the thing you’ve built with AI you’re most proud of. Reply with a working product URL and what model / agent you primarily used.
37dViews 53.9KLikes 332Bookmarks 67
Matt Van Horn@mvanhorn
@rauchg @JinjingLiang 26k stars on @slashlast30days built primarily in Claude code! https://github.com/mvanhorn/last30days-skill
37dViews 3KLikes 59Bookmarks 65
Drizzle ORM@DrizzleORM
@rauchg
37dViews 12KLikes 286Bookmarks 14
Chris Elliott@ChrisElliottux
@rauchg Built with Opus 4.6 and 4.7 hosted on Vercel. https://www.planetgazer.fyi
37dViews 9.2KLikes 100Bookmarks 40
joshpuckett@joshpuckett
@rauchg platform for this; Opus 4.6
37dViews 6KLikes 84Bookmarks 23
Emad777@Emad777_
@rauchg http://localhost:3001
It's a new type of software I created using Opus model. It enables you to deploy your software in your own device and test it in a browser
37dViews 5.1KLikes 220Bookmarks 1
Vlad Sazonau@vladsazonau
@rauchg http://easyinvoicepdf.com free & open-source invoice generator
@cursor_ai + sonnet/opus
37dViews 2.8KLikes 43Bookmarks 25
Facundo Franco@facundofranco_
@rauchg http://whatsapp-sales.vercel.app WhatsApp sales agent for e-commerce. Converts high-intent conversations into purchases automatically. Built with Claude API + Node.js/Express.
37dViews 6KLikes 28Bookmarks 22
saburo@jskoiz
@rauchg @andrewqu http://portpourri.com
Just a really nice menu bar app for monitoring.
Also great website (on vercel)
All huilt on codex.
37dViews 5.7KLikes 35Bookmarks 16
jack friks@jackfriks
@rauchg the thing that lets me buy my fiancee lots of flowers and steak: http://post-bridge.com
ChatGPT early, then Cursor with claude, now Claude code Opus all day long
37dViews 2.9KLikes 40Bookmarks 13
Tomás Malamud@tomasmalamud
@rauchg http://lapyme.com.ar of course, mostly Codex for the MCP, API, WhatsApp assistant and so on.
37dViews 4.6KLikes 53Bookmarks 11
Zoltán Szőgyényi@zoltanszogyenyi
@rauchg http://typeui.sh
built with Codex for backend, Opus 4.7 and Gemini 3.1 Pro for front-end
runs on Vercel with Next.js
37dViews 3KLikes 16Bookmarks 15
Mau Baron@maubaron
@rauchg 170k downloads later
mostly cursor with claude sonnet 3.7 a little more than a year ago:
https://apps.apple.com/us/app/prayer-lock-bible-focus/id6744703926
37dViews 2.7KLikes 32Bookmarks 8
andrew pignanelli@ndrewpignanelli
@rauchg http://app.cofounder.co
37dViews 991Likes 26Bookmarks 9
Rob Hallam@robj3d3
@rauchg The thing that allowed me to quit my job, travel the world and finally live life funmaxxing instead of just surviving: https://superx.so
Gemini 2.5 Pro, then Claude Sonnet ~3.4 all the way till Opus 4.7 today
37dViews 981Likes 20Bookmarks 9
plannotator@plannotator
@rauchg annotate anything
37dViews 1.4KLikes 19Bookmarks 9
Sajid Ali Anjum@sajidalianjum
@rauchg PlayCrossword (http://playcrossword.com) A home for crossword lovers to play and create puzzles.
Coding agents: Codex and OpenCode Major models used: Codex and GLM-5
37dViews 5.4KLikes 25Bookmarks 5
Matt Van Horn@mvanhorn
@rauchg @JinjingLiang http://Printingpress.dev used Claude code and codex
37dViews 808Likes 15Bookmarks 7
fatih kadir akın@fkadev
@rauchg http://prompts.chat. Built using Windsurf, Devin, Copilot, Cursor. Mostly built with Claude Sonnet 3.5, now Codex GPT-5.5. Hosted on Vercel + Neon. Thousands of users everyday 🤩 Fully open-sourced.
37dViews 1.2KLikes 8Bookmarks 7
Alex Burdin@buburdin
@rauchg cursor: opus/codex/occasionally composer
https://www.leto.land
37dViews 2.3KLikes 12Bookmarks 6
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