https://whatpeoplemade.com/Real things people did with AI, picked from X. https://whatpeoplemade.com/i/a-game-world-built-by-opus-5-5-over-three-days-in-unreal-258080.htmlhttps://whatpeoplemade.com/i/a-game-world-built-by-opus-5-5-over-three-days-in-unreal-258080.htmlSun, 18 Oct 2026 17:58:06 +0000Shikhar used Opus 5.5 for three days to build a large game world in Unreal Engine, with Blender for assets and Tripo AI for character generation. The result is a detailed, explorable environment that would have been impossible a year ago. By @xikhar on X. https://whatpeoplemade.com/i/a-ghost-hunting-game-built-with-claude-opus-5-5-in-unrea-409811.htmlhttps://whatpeoplemade.com/i/a-ghost-hunting-game-built-with-claude-opus-5-5-in-unrea-409811.htmlSun, 18 Oct 2026 17:58:06 +0000rewind built a haunted mansion game in Unreal Engine 5 without writing code by hand, using Claude Opus 5.5 through Unreal MCP. It greyboxed five rooms, added a vacuum beam and ghosts, and the model playtested and fixed bugs. By @rewind02 on X. https://whatpeoplemade.com/i/a-game-that-regenerates-itself-live-from-voice-prompts-140433.htmlhttps://whatpeoplemade.com/i/a-game-that-regenerates-itself-live-from-voice-prompts-140433.htmlSun, 18 Oct 2026 17:58:06 +0000Lovis Odin, an AI/technical artist, modded a game live by talking to fal: asking for a paper dragon, turning trains into snails, or starting a new game regenerated every asset mid-play, all generated on the fly. By @OdinLovis on X. https://whatpeoplemade.com/i/a-fishing-game-built-step-by-step-with-claude-opus-5-5-a-995185.htmlhttps://whatpeoplemade.com/i/a-fishing-game-built-step-by-step-with-claude-opus-5-5-a-995185.htmlSun, 18 Oct 2026 17:58:06 +0000rewind built a local fishing game—beach, pier, day/night cycle, real fishing controls—by using Claude Opus 5.5 for scripts and setup, Tripo for models, and having Opus playtest with an autopilot before fixing bugs. By @rewind02 on X. https://whatpeoplemade.com/i/keypoint-detection-on-hands-and-video-using-gemini-4-arg-074655.htmlhttps://whatpeoplemade.com/i/keypoint-detection-on-hands-and-video-using-gemini-4-arg-074655.htmlSun, 18 Oct 2026 17:58:06 +0000SkalskiP, open-source lead at Roboflow, fed Gemini 4 Argon a numbered hand diagram and had it locate the same points in images and video, demonstrating precise keypoint tracking with a single prompt. By @skalskip92 on X. https://whatpeoplemade.com/i/a-cancer-patient-turned-doctor-visits-into-ai-follow-up-276780.htmlhttps://whatpeoplemade.com/i/a-cancer-patient-turned-doctor-visits-into-ai-follow-up-276780.htmlSun, 18 Oct 2026 17:58:06 +0000JJ Maxwell, diagnosed with squamous cell carcinoma in May 2026, dictated after each appointment and had an AI create a summary document with follow-up questions. They also used AI to navigate NCCN standard-of-care flowcharts. By @jjmaxwell4 on X. https://whatpeoplemade.com/i/an-ai-assistant-turned-an-old-talk-into-25-reels-and-46-486941.htmlhttps://whatpeoplemade.com/i/an-ai-assistant-turned-an-old-talk-into-25-reels-and-46-486941.htmlSun, 18 Oct 2026 17:58:06 +0000Dr Rushindra Sinha let their AI assistant Ares find a two-year-old talk, cut it into shorts, write captions and hooks, and post hourly while they slept. The result: 25 reels, 46,000+ views, zero manual editing. By @irushi on X. https://whatpeoplemade.com/i/a-voice-synthesized-from-scratch-in-python-no-audio-libr-064300.htmlhttps://whatpeoplemade.com/i/a-voice-synthesized-from-scratch-in-python-no-audio-libr-064300.htmlSun, 18 Oct 2026 17:58:06 +0000fofr asked Argon to build a voice synthesizer using only Python. It generated phonemes, source-filter resonators, vocal-tract chambers, and breath noise, and the video shows the voice evolving. By @fofrAI on X. https://whatpeoplemade.com/i/opus-5-5-made-jelly-gummy-bears-gemini-4-argon-made-plas-401989.htmlhttps://whatpeoplemade.com/i/opus-5-5-made-jelly-gummy-bears-gemini-4-argon-made-plas-401989.htmlSun, 18 Oct 2026 17:58:06 +0000Semichenko gave both models the same gummy-bear prompt and put each result through the same moves. Opus 5.5 produced squishy, translucent candies that stretch and bounce; Gemini 4 Argon produced stiff, clipping statues. By @semichenkko on X. https://whatpeoplemade.com/i/osverify-cuts-expert-review-of-ai-math-proofs-by-46-862505.htmlhttps://whatpeoplemade.com/i/osverify-cuts-expert-review-of-ai-math-proofs-by-46-862505.htmlSun, 18 Oct 2026 17:58:06 +0000Fan Nie, a Stanford CS PhD, built OSVerify, a framework that verifies AI-generated math by proposing and validating errors. It found 5 major and 13 minor issues in 11 OpenAI preprints and cut invalid solutions needing expert review by 46%. By @FanNie1208 on X. https://whatpeoplemade.com/i/a-holographic-cd-effect-made-with-four-ai-models-711057.htmlhttps://whatpeoplemade.com/i/a-holographic-cd-effect-made-with-four-ai-models-711057.htmlSun, 18 Oct 2026 17:58:06 +0000Ann Nguyen crafted a shiny holographic CD effect using Muse Wonder, GPT-6 Astra, Claude Opus 5.5 and Claude Fable 5.1, sharing the result in a short video. By @ann_nnng on X. https://whatpeoplemade.com/i/tv-debloated-with-claude-code-25-apps-disabled-custom-83-455883.htmlhttps://whatpeoplemade.com/i/tv-debloated-with-claude-code-25-apps-disabled-custom-83-455883.htmlSun, 18 Oct 2026 16:58:51 +0000Mihir Gupta, a founding engineer, spent an afternoon with Claude Code to disable 25 bloat apps, replace the 192 MB stock launcher with a custom 83 MB one, and add rotating wallpapers. By @0900mihir on X. https://whatpeoplemade.com/i/a-new-business-run-by-grok-bot-with-7-employee-roles-and-501464.htmlhttps://whatpeoplemade.com/i/a-new-business-run-by-grok-bot-with-7-employee-roles-and-501464.htmlSun, 18 Oct 2026 16:58:51 +0000Brian Roemmele started a business with Grok Bot, which now fills 7 employee roles, handles customer emails, and has brought in $700 so far. By @BrianRoemmele on X. https://whatpeoplemade.com/i/a-better-xbox-controller-svg-made-in-one-night-015213.htmlhttps://whatpeoplemade.com/i/a-better-xbox-controller-svg-made-in-one-night-015213.htmlSun, 18 Oct 2026 16:58:51 +0000After spending days getting Gemini 3.0 Pro to make a perfect Xbox controller SVG, can made a much better one in a single night using Claude Fable 5.5. The result is an entirely vector controller with fine detail. By @marmaduke091 on X. https://whatpeoplemade.com/i/javascript-animation-explains-how-burgers-are-made-018977.htmlhttps://whatpeoplemade.com/i/javascript-animation-explains-how-burgers-are-made-018977.htmlSun, 18 Oct 2026 16:58:51 +0000Kevin Ngo used Claude Opus 5.5 to draw every frame of an animation in JavaScript, showing how burgers are made. By @kevin_t_ngo on X. https://whatpeoplemade.com/i/one-shot-roblox-3d-models-from-tiny-prompts-with-opus-5-556003.htmlhttps://whatpeoplemade.com/i/one-shot-roblox-3d-models-from-tiny-prompts-with-opus-5-556003.htmlSun, 18 Oct 2026 16:58:51 +0000BlackJackie, a Roblox developer, built a workflow to generate Roblox-style 3D models from prompts like 'skeleton undead horse' using Opus 5.5, and is now working on rigging and animations. By @BlackJackieRBLX on X. https://whatpeoplemade.com/i/autonomous-f-150-raptor-learned-in-38-km-with-no-rl-or-l-267785.htmlhttps://whatpeoplemade.com/i/autonomous-f-150-raptor-learned-in-38-km-with-no-rl-or-l-267785.htmlSun, 18 Oct 2026 16:58:51 +0000Hassan, an evolutionary AI researcher at Argos Research, presents a programmatic AI system that drives an F-150 Raptor in a forest using only a camera and IMU. It achieved a 0% crash rate and transferred to unseen terrain after under 38 km of random driving, without reinforcement learning or supervised data. By @HassanRIsmail on X. https://whatpeoplemade.com/i/browser-car-game-with-rocket-league-clone-stunt-park-and-169925.htmlhttps://whatpeoplemade.com/i/browser-car-game-with-rocket-league-clone-stunt-park-and-169925.htmlSun, 18 Oct 2026 16:58:51 +0000Aymeric Rabot, an engineer, built a multiplayer car game in the browser using Opus 5.5, three.js, Rapier physics, and Cloudflare. It includes a stunt park, time attack, Rocket League clone, and car showroom. By @aymericrabot on X. https://whatpeoplemade.com/i/claude-code-debloated-a-parents-android-tv-and-freed-90-379644.htmlhttps://whatpeoplemade.com/i/claude-code-debloated-a-parents-android-tv-and-freed-90-379644.htmlSun, 18 Oct 2026 16:58:51 +0000Ansub used Claude Code over ADB to strip bloatware, tracking, and auto-installers from their parents' Android TV, uninstall 11 unused apps, and build a custom launcher with only the apps they use. Free RAM rose about 90%, and every change can be reverted with one command. By @justansub on X. https://whatpeoplemade.com/i/a-playable-container-port-simulation-built-with-opus-5-5-439956.htmlhttps://whatpeoplemade.com/i/a-playable-container-port-simulation-built-with-opus-5-5-439956.htmlSun, 18 Oct 2026 16:58:51 +0000An Xuan used Opus 5.5 to build a live container port where cranes, ships, AGVs and containers are modeled in Blender and run in three.js. The result can be played like a strategy game. By @anxuanng on X. https://whatpeoplemade.com/i/an-agent-ready-alternative-to-semrush-and-ahrefs-built-s-706901.htmlhttps://whatpeoplemade.com/i/an-agent-ready-alternative-to-semrush-and-ahrefs-built-s-706901.htmlSun, 18 Oct 2026 16:58:51 +0000Daniel Ch built Conqueror, a self-running SEO tool that finds competitor keywords and backlinks, tracks rankings, and connects via MCP to agents that can research, rewrite, and publish content. By @chddaniel on X. https://whatpeoplemade.com/i/opus-5-5-found-124-gb-of-developer-leftovers-on-a-mac-612774.htmlhttps://whatpeoplemade.com/i/opus-5-5-found-124-gb-of-developer-leftovers-on-a-mac-612774.htmlSun, 18 Oct 2026 16:58:51 +0000With a Mac down to 27 GB, Vox had Opus 5.5 scan read-only and draw a treemap of 124 GB of developer junk, then generate a cleanup script that uses each tool's own clean command. By @Voxyz_ai on X. https://whatpeoplemade.com/i/a-pinterest-pin-saver-extracts-prompt-angle-style-and-co-793386.htmlhttps://whatpeoplemade.com/i/a-pinterest-pin-saver-extracts-prompt-angle-style-and-co-793386.htmlSun, 18 Oct 2026 16:58:51 +0000InspiredDZN built a Chrome extension that gives the exact prompt, camera angle, concept, style, and copy for any Pinterest image, plus a moodboard app to extract colors and copy them into Figma and Photoshop. By @inspiredDZN on X. https://whatpeoplemade.com/i/deepseek-v4-1-flash-1017-finds-54-vulnerabilities-for-7-000261.htmlhttps://whatpeoplemade.com/i/deepseek-v4-1-flash-1017-finds-54-vulnerabilities-for-7-000261.htmlSun, 18 Oct 2026 16:58:51 +0000Z A D D Y and team ran DeepSeek's V4.1-Flash-1017 on 100 pull requests with known vulnerabilities in the VulnPR-100 benchmark. It found 54 issues at $0.14 per vulnerability, matching Grok 4.6 at roughly 16× lower cost. By @Zaddyzaddy on X. https://whatpeoplemade.com/i/nano-banana-2-1-editorial-poster-blends-photo-and-illust-417236.htmlhttps://whatpeoplemade.com/i/nano-banana-2-1-editorial-poster-blends-photo-and-illust-417236.htmlSun, 18 Oct 2026 16:58:51 +0000K used Nano Banana 2.1 with one detailed prompt to generate a series of editorial posters where a photograph transitions into a hand-painted illustration on an ivory background. The full prompt is included. By @ChillaiKalan__ on X. https://whatpeoplemade.com/i/leanrea-8-kb-skill-file-matches-rea-with-fewer-turns-703853.htmlhttps://whatpeoplemade.com/i/leanrea-8-kb-skill-file-matches-rea-with-fewer-turns-703853.htmlSun, 18 Oct 2026 16:58:51 +0000AICodeKing, a YouTuber, built LeanREA, an 8 KB skill file that replaces REA with plain CLI tools and no MCP. In 36 runs with Claude Code (Sonnet 5.5), it was 38% faster, 35% cheaper, and used 56% fewer turns at the same accuracy. By @aicodeking on X. https://whatpeoplemade.com/i/agent-memory-kept-in-an-obsidian-vault-to-avoid-platform-060726.htmlhttps://whatpeoplemade.com/i/agent-memory-kept-in-an-obsidian-vault-to-avoid-platform-060726.htmlSun, 18 Oct 2026 16:58:51 +0000Uzi, a data scientist, moved their bots' memory, logs, and workflows into an Obsidian vault. Each bot reads relevant files before answering and saves new information there, allowing seamless switching between agent platforms. By @uzairansar on X. https://whatpeoplemade.com/i/claude-made-25-minute-anime-episode-generated-entirely-i-357651.htmlhttps://whatpeoplemade.com/i/claude-made-25-minute-anime-episode-generated-entirely-i-357651.htmlSun, 18 Oct 2026 16:58:51 +0000Ziwen used Opus 5.5 MAX for over 15 hours to write 34K lines of code, producing a 25-minute anime episode with no AI-generated video. The process cost about $370 in API tokens. By @ziwenxu_ on X. https://whatpeoplemade.com/i/opus-5-5-built-a-full-roblox-game-with-shops-pets-and-ca-165033.htmlhttps://whatpeoplemade.com/i/opus-5-5-built-a-full-roblox-game-with-shops-pets-and-ca-165033.htmlSun, 18 Oct 2026 16:58:51 +0000Avi Yadav, AI Head at cogniq_ai, used Opus 5.5 to generate a playable Roblox game that includes shops, pets and in-game currency. A 52-second video shows the loop. By @ai_growth_avii on X. https://whatpeoplemade.com/i/claude-animated-a-design-until-the-motion-felt-right-616914.htmlhttps://whatpeoplemade.com/i/claude-animated-a-design-until-the-motion-felt-right-616914.htmlSun, 18 Oct 2026 16:58:51 +0000Product designer Elo designed an interface and had Claude animate it, iterating until the timing was refined. By @Designer_Elo on X.