The exact prompts To review the bill: "Flag duplicate charges, unbundled procedure codes, and any charge inconsistent with the stated reason for my visit." To understand a specific line: "What is CPT code 99285 and what does it typically indicate about ER visit complexity?" To
PROMPT ENGINEERING
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Analyze hospital bills with AI to detect duplicate charges
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Once the itemized statement arrives open Claude or ChatGPT and type: "I am going to paste my hospital itemized bill. Please review every line and flag anything that looks like a duplicate charge, a charge for a procedure not typically performed alongside the others, or anything
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xhigh GPU settings excessive for most practical AI applications
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yah xhigh is overkill for almost all use cases.
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Newsletter Covers GPT-4.5, ChatGPT Images, Qwen3 and Agentic Patterns
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This week's edition of my email newsletter features 4 pelicans riding bicycles, 1 possum on an e-scooter, up to 5 raccoons with ham radios hiding in crowds, 5 blog posts, 8 links, 3 quotes and a new chapter of my Agentic Engineering Patterns guide https://
simonw.substack.com/p/gpt-55-chatg
pt-images-20-qwen36-27b
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AI Models Generate Procedural 3D Simulation of Harbor Town Evolution
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I had a range of models "build me a procedurally generated 3D simulation showing the evolution of a harbor town from 3000 BCE to 3000 AD" in one prompt.
— Ethan Mollick (@emollick) 24 avril 2026
You can play the full gallery here: https://t.co/FEfKL7uKHV
Or read my write up about GPT-5.5 here: https://t.co/Pn3CCsnlDw pic.twitter.com/r9sTcxfqodI had a range of models "build me a procedurally generated 3D simulation showing the evolution of a harbor town from 3000 BCE to 3000 AD" in one prompt. You can play the full gallery here: https://
hg-20f7d1a3ce.netlify.app Or read my write up about GPT-5.5 here: https://
oneusefulthing.org/p/sign-of-the-
future-gpt-55?r=i5f7&utm_medium=ios&triedRedirect=true
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Six Years of Weekly AI Engineering Content Posts
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I’ve been posting every week for 6 years, and I’m going all in on AI engineering content. Subscribing is free and it helps a lot. Thank you for being part of the journey:
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AI Generates Perfect Jokes Using Image Generation Skills
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Codex: "Study all of the conversations we've ever had (not just scan the memories), then use the imagegen skill to generate a perfect joke about me; make the image clean and sharp and in a unique style"
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AI File Access Limitations: Screenshot vs Disk Storage Issues
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Ah that explains it, was confused why you were getting such bad results on the stream. I find that there's something weird with the way it can access files, if the file is saved on your disk then it can see and use it fine, if you paste a screenshot then it gets confused
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Tool Use and Self-Check as Core AI Workflow Components
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Excited to compare in my workflows. Tool use + self-check is basically the whole game now.
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Codex Babysitter Keeps Opus Thread Running Successfully
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I have a codex babysitter that keeps the Opus thread running 🙂 Thank you!!