GIF
After three months of nonstop work by Codex and Claude Code agents, 15,969 have an explicit finite basis for the first time and the other 4 are proved to have none, in over 5 million lines of verified Lean. Accepted at the NeurIPS 2026 MATH-AI workshop.251 saves on X
All 15,973 semigroups of order 6 classified by AI agents in LeanScience@nasqret843141251
3:20
Asked for a guitar riff, Opus 5.5 started a band, The Context Windows. It composed with GarageBand instruments by reverse engineering the file format, got the open SoulX-Singer model singing on MLX, and animated physically accurate fretting in Blender.145 saves on X
An AI band's music video, made entirely on one MacBook in 24 hoursArt, video & music@anshuc27330145
3:01
The latest in a series where the author leaves Claude working alone to outdo its previous piece. The 12-hour run before this one produced The Clodyssey; the author calls this one the best yet.11K saves on X
Macrohard: Windows XP, made by Claude in an 18-hour unattended runApps & websites@anabology17K1.7K11K
0:24
While Claude is busy, the mod connects you to a shared Doom server, so every other player in the match is someone else waiting for their Claude to finish.1.9K saves on X
A Claude Code mod that drops you into multiplayer Doom while it worksGames@jarrodwatts7.5K3931.9K
0:25
Upload a picture, write your letter and send it to someone you love. Built with Claude Opus 5.5, followed by a new batch of foil cards made the same way.1.7K saves on X
A site that turns your photo into a foil-embossed greeting cardApps & websites@ann_nnng2.6K2371.7K
0:23
Built with Claude Opus 5.5 and Three.js so engineering can be learned from a model you can explore rather than from flat diagrams.897 saves on X
An interactive 3D jet engine, from intake to exhaustLearning@techartist_1.7K171897
The code had effectively written its own exam, and it passed.
A $1 AI code review that found 11 blocking bugs behind a green CIApps & websites@tvykruta34936800
4:00
Claude Code wrote about 95% of it from one detailed prompt written like an engineering spec. Godot and C# code generates the body plans, rigs, animations, mutations and pixel art, with no premade sprites or AI-generated textures.573 saves on X
A procedural pixel creature engine with nine families and no spritesGames@jurlycat65142573
3:09
Claude Fable 5.5 was asked for a video of all human progress, then 30 years into the future. It came back with the full animation and an original score, made without any footage or stock music.5.2K saves on X
A 3-minute animated film of human progress from a single promptArt, video & music@imjustnewatai8.1K7845.2K
0:43
Claude found references and coached the author on animation quality, then built an editor for iterating on the jump. A side-by-side video shows the result.1.5K saves on X
A custom animation editor for polishing a game prototype's jumpGames@trq2123.1K951.5K
2:19
Bluey is an iOS and Mac app built with Opus 5.5 to act as a computer companion: it can point, comment and even take control of the whole computer. It runs on GPT Realtime 2, and the repo is public.1.4K saves on X
An old iPhone turned into an AI companion that can run the MacApps & websites@rileybrown1.6K1161.4K
4:43
The aim was to show what actually happens inside a language model; it got a little out of hand and became a 4:43 video with sound, built with Claude Opus 5.5 and GPT-6.1 Sol.397 saves on X
An LLM visualization that grew into a nearly 5-minute filmLearning@Kimiidev37458397
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Reverse-osmosis water was making flat V60 coffee. Claude explained that specialty chains remineralize to around 150 TDS and suggested a four-mineral drop kit; with the drops the water reached 156 and the coffee tasted the way the beans should.296 saves on X
Filtered water tuned to coffee-shop mineral levels, 25 to 156 TDSEveryday life@levelsio51111296
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BG0AUB has built the first four phase shifter units of an S-band phased array and, with GPT's help, a fully automatic phase parameter calibration tool around a KC901V and an Arduino. The V1.2 PCB antenna arrives next week.70 saves on X
An automatic phase calibration rig for a homebuilt S-band phased arrayRobots & gadgets@ZhaoFen37759626163870