Blog

Guides, tutorials, and insights on AI coding tools and API providers.

· 9 min read

I Rewrote 47 Files in 15 Minutes Using Cursor's Multi-File Editing — Here's the Exact Workflow

Last Tuesday, around 3 PM, I was knee-deep refactoring an e-commerce admin panel. The task: replace an old API client across 47 files with a new SDK. My initial

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· 8 min read

I Spent 3 Months Building AI Agents and 90% of Tutorials Are Feeding You Lies

It was 2:47 AM last December when I watched an AI agent destroy two weeks of my work in under five minutes. It deleted my entire payment module—the one I'd been

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· 7 min read

The £2,000 Mistake: Why Your LLM API Pricing Model Matters More Than You Think

Last month, I sat across from our finance director as she slid a spreadsheet across the table. "Same API call volume," she said, tapping a number. "£3,600 with

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· 10 min read

How I Tamed AI Function Calling with a 50-Year-Old Computer Science Trick

Last summer, I nearly quit a fintech project. Not because the tech was hard—because our chatbot started *moving money around* without permission. Here's what ha

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· 7 min read

GPT-5.5 Instant Cut Hallucinations by 50% — Here's What Actually Changed Under the Hood

Last Tuesday at 11 PM, I was staring blankly at our monitoring dashboard when something in the customer service chatbot logs made my stomach drop. "Sure thing!

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· 7 min read

I Let an Intern Ship a Full E-Commerce Backend in 3 Days Using Natural Language. My Team Went Silent

Last week, I handed an intern a laptop and said: *"Describe what you want. Don't write code."* He'd never touched React. By Friday, a complete admin dashboard w

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· 10 min read

I Cut Our LLM API Bill by 62% — Here's the Mixed Billing Model We Actually Use

I thought my £2,400 monthly LLM API bill was ridiculous until the team next door casually mentioned they'd blown £376,000 last month. They hadn't even accounted

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· 9 min read

We Deployed 3,000 AI Agents on Black Friday—Here's What Broke and How We Fixed It

Last Black Friday, our intelligent customer service system collapsed at peak traffic. 3,000 AI agents went offline simultaneously. I was staring at a screen ful

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· 7 min read

Structured Outputs Saved My Sanity (and 200 Lines of Try-Catch)

Last Tuesday at 11 PM, I was staring at my screen, wondering if I should just become a farmer. Our team had spent two full days tweaking prompts for a customer

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· 8 min read

I Fixed Our AI Scaling Nightmares (And Stopped Waking Up at 3 AM)

It was Wednesday. No wait, Thursday. Actually, it was definitely Wednesday because I remember the next morning's standup with painful clarity. 3:12 AM. My phone

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· 7 min read

I Watched GPT-5.6 Do Two Days of DevOps Work in 10 Minutes, and I'm Still Processing It

Last Thursday evening, in a basement tech salon in Berlin's Mitte district, I watched GPT-5.6 run a reinforcement learning task on Terminal-Bench 2.1. Ten minut

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· 8 min read

How I Replaced user_id in 73 Files in 5 Minutes While My Mate Watched in Disbelief

Last week I was refactoring a legacy codebase—the kind where you open a file and immediately want to close it again. The task: rename user_id to account_id acro

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