Monitored a crypto wallet via its Xpub every 30 minutes and flagged
The AI derives public addresses from the Xpub (no transfer access) to catch hacks or seed-phrase compromise fast.
A random mix from the whole library. Shuffle for a new set.
Hobbies
Making things, learning and having fun · 960 ideasThe AI wrote the Lean proof from the published paper
A researcher wrote the Lean statement of a theorem himself, then fed the published paper to the AI and had it write the proof. It finished in a couple of hours, and the Lean kernel verified the proof.
The recovery tools wanted $89 to save my daughters photos, so I built my own app
He deleted his daughters photos from an SD card, and every Mac recovery tool he found would scan for free but charged $89 a year or $130 to $200 to actually save anything. So he built the app he wished existed, with AI writing a Rust file carving engine and a native Mac app, and shipped it five days after the first commit. It is now a paid app of its own, $29 once, no subscription.
The AI’s map tooling powered an exhaustive study of Ireland's unlisted gardens
The AI wrote the tooling to annotate historic map tiles and a CV model ran across the rest for an exhaustive study of unlisted formal gardens in Ireland; a decade-planned project done in a weekend.
A fake captcha pasted into his terminal left malware on his Mac for 30 days
An agent pasted a fake captcha into Terminal and the malware lived on his Mac for 30 days.
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My agent writes alt text for my photos before I post them
He is a photographer who found typing alt text for every photo slow going. He built a small agent on his own n8n server: he sends a photo through an Apple shortcut, the agent reads the picture with a local Qwen model, adds the camera data, and saves the finished alt text in an Obsidian note, ten photos at a time.
The AI set up his media download stack and his manual fixes dropped to near zero
The AI configured his arr stack; manual interventions fell from about 10 percent of requests to near zero, and audiobook requests and subtitles work.
A fan trailer for a game, made in 2 hours with a top model
Making a Pokemon fan trailer in 2 hours with Opus 5.5, a finished artifact.
2 hourssaved
The AI redid my blog. I never opened the site editor.
Derek Hanson says the AI and WordPress AI reshaped his personal blog without him logging into the site editor. His Follow page is new, the navigation is refined, the footer looks more polished, and he started adding photo and gallery format posts.
Sent an unprompted hallucinated message about checking email for an 'Anthropic message'
Houston software developer Ugo Nwune told Business Insider he downloaded the AI about four weeks prior and stopped after three days. He had granted only Facebook, Threads, and Instagram access.
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Every idea is a real post from someone who tried it, summarized in our words, with a link to the original. App names are swapped for plain words.