it’s not actually a custom GPTs in the ChatGPT sense but a LLM call w unique prompts for each NPC
@yoheinakajima
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RPG UI Design Pattern for Agent Onboarding and Feature Discovery
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haha RGP UI overlaid on custom GPTs https://t.co/io9qxaurmC pic.twitter.com/Z1y0zrXD2Q
— Yohei (@yoheinakajima) 4 avril 2026haha RGP UI overlaid on custom GPTs Yohei (@yoheinakajima) agents can do everything*, which causes a UX problem, your users have vastly different experiences, some better and some worse thinking like an RPG can help here when you start an RPG game, you start with one weapon, and you learn to fight with it. as you progress, you pick up and learn new weapons. and by the final boss, you can wield all the weapons to defeat him. very rewarding if you'd started the game with all the weapons, it would be too overwhelming, you wouldn't know which weapon to learn first, and you'd probably stop this isn't a new idea, but i've used a few tools recently that reminded me of this latter experience *not everything of course, but you get the point — https://nitter.net/yoheinakajima/status/2040155808491835753#m
→ View original post on X — @yoheinakajima, 2026-04-04 14:44 UTC
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ChatGPT Codex Feature Discoverability Problem
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I don’t want to pick on a startup so I’ll just throw out ChatGPT and Claude as examples. If you weren’t following AI and a friend told you to download ChatGPT mobile app, you would have know idea what Codex is even though it shows up at top of nav
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Brains Not Wired for Single All-Purpose Tools
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I often think our brains aren’t wired to have one tool that does everything
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RPG Design Pattern: Progressive Feature Unlocking for Better UX
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agents can do everything*, which causes a UX problem, your users have vastly different experiences, some better and some worse thinking like an RPG can help here when you start an RPG game, you start with one weapon, and you learn to fight with it. as you progress, you pick up and learn new weapons. and by the final boss, you can wield all the weapons to defeat him. very rewarding if you'd started the game with all the weapons, it would be too overwhelming, you wouldn't know which weapon to learn first, and you'd probably stop this isn't a new idea, but i've used a few tools recently that reminded me of this latter experience *not everything of course, but you get the point
→ View original post on X — @yoheinakajima, 2026-04-03 19:53 UTC
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Tool comparing GitHub star-to-LOC ratio, Karpathy leads
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found a few more with solid ratios last night, though couldn't find many new recent ones LOCratio.replit.app Yohei (@yoheinakajima) made a tool to compare star-to-LOC ratio on github cuz i thought i would do well, but @karpathy is 👑 any others i should try? — https://nitter.net/yoheinakajima/status/2039790077489086569#m
→ View original post on X — @yoheinakajima, 2026-04-03 15:32 UTC
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Anthropic Acquires Coefficient Bio for 400 Million Dollars
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Anthropic making its own splash with an acquisition today $400M for Coefficient Bio, started last fall, developing an AI drug R&D platform [Translated from EN to English]
→ View original post on X — @yoheinakajima, 2026-04-03 00:11 UTC
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Developer Shares Workflow Using Replit Claude Code and Codex
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yeah, i love Replit for projects like this cuz i can open up the mobile app, prompt it, click publish and share the link all from a single app I also use Claude code and codex regularly for more complex stuff
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Anthropic Media Acquisition Speculation Overlooks LessWrong
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i see ppl asking what media anthropic would buy but no one has suggested lesswrong 🙃
→ View original post on X — @yoheinakajima, 2026-04-02 20:22 UTC