I like to start by asking Codex to generate a few iOS screens first (using the Image Gen skill), then asking Codex + GPT-5.5 to implement them. Not necessary since iOS already has great default HIG, but it usually ends up closer to what I want when the design direction is clear!
PROMPT ENGINEERING
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Engineer’s switch to HTML increases token usage 2-4x
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Thariq Claude Code engineer just wrote a whole post about why he switched from Markdown to HTML for agent outputs. His own admission: it uses 2-4x more tokens. Dont know if this is the best advice looking at my rates rn 😀
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Impact of Token Reduction and Context Engineering on AI Models
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Exactly. At 98.7% fewer tokens, you're not tuning the same system. You're running a different one. And agreed on context engineering. The model that wins isn't the smartest one. It's the one that sees only what it needs, when it needs it.
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Examples of fine-tuning LLMs in practice
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Asking because about once every six months I put out a call for examples of fine tuning LLMs working in practice and, aside from the obvious examples like Cursor, I don't often get many great answers
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RLHF vs RLVR: From Likable to Useful
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tldr: RLHF taught models to be likable. RLVR is teaching them to be useful.
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Using a prompt to integrate Cloudflare email sending via API
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If you wanna switch to @Cloudflare Email Sending today, here's my prompt for you, as always I'm unaffiliated, not paid, not sponsored, but I like it, make sure you remove the space before the .com in the API url I added to avoid it becoming a link in this tweet: # Prompt: x.com/levelsio/statu…
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Using AI prompts to integrate Cloudflare Email Sending
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If you wanna switch to @Cloudflare Email Sending today, here's my prompt for you, as always I'm unaffiliated, not paid, not sponsored, but I like it, make sure you remove the space before the .com in the API url I added to avoid it becoming a link in this tweet: # Prompt:
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A 20-year-old earns $37,250 with an AI content factory
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Un jeune de 20 ans a généré 37 250 $ en un seul mois grâce à du contenu YouTube… sans presque jamais ouvrir un logiciel de montage.
— Jouhatsu | AI Influence Operator (@Jouhatsu_ai) 10 mai 2026
Il a construit une véritable “content factory” autonome où Claude agit comme le cerveau et Premiere Pro comme le corps.
Pendant qu’il dort, sort… https://t.co/NRJJAfFlcS pic.twitter.com/stmnqZEnudA 20-year-old generated $37,250 in a single month through YouTube content… without almost ever opening editing software. He built a true autonomous “content factory” where Claude acts as the brain and Premiere Pro as the body. While he sleeps, goes out
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Using AI prompts for business brand storytelling
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Steal my prompt to build your brand story using the right storytelling framework for your business stage. Most solopreneurs force their brand into the Hero's Journey when they don't have the customer proof to back it up yet. This prompt diagnoses where your business actually is,
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Practical Guide to Building LLM and RAG Apps with LangChain
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"Generative AI and RAG for Beginners: A Practical Step-by-Step Guide to Building LLM and RAG Applications with LangChain and Python" Get your copy at http://
amzn.to/3MZZ9R5 Independently published: December 2025
Print length: 255 pages