Blog

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

· 10 min read

I Fired My Junior Dev for Cursor AI — Now I'm Questioning Everything About How We Build Software

Last Tuesday, I watched Cursor spit out 200 lines of working React code in 47 seconds. The same feature would've taken Marcus, my junior dev, about four hours —

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· 6 min read

GPT-5.6 Model Selection: How I Blew £11K Picking the Wrong AI, and the Framework That Saved Us

Last month, our inference costs spiked 340% in four days because I picked the wrong model variant. It wasn't a technical failure—it was a decision-making failur

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· 7 min read

Your OpenAI Rate Limiter Is a Ticking Time Bomb (Here's How to Fix It)

Let's be honest—you've been playing Russian roulette with your OpenAI API keys. You reckon a cheeky setTimeout() or some basic in-memory counter makes you a rat

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· 7 min read

I Spent a Week Coding on My Phone With Codex Appshot — I Have Regrets (and One Surprising Win)

So apparently "mobile remote programming" is a thing now. An actual thing people are doing. On purpose. My thumbs have filed a formal complaint with HR

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· 9 min read

DeepSeek API at Scale: The $2,300 Mistake That Taught Me About Hidden Rate Limits

Last Thursday, my phone exploded at 2 AM. PagerDuty. DeepSeek's API latency had spiked from 800ms to 14 seconds, and the error rate—previously a boring 0.3%—was

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· 8 min read

Why GPT-4 Still Can't Do Maths Properly (And What I Built to Fix It)

Last year, a friend doing quant trading in London pinged me at 2 AM with a probability problem. He'd run it through GPT-4 three times. Got three different answe

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· 7 min read

I Deleted 70,000 Lines of Code and My AI Code Editor Got Slower. Here's Why.

Last week our team did a massive refactor. We slashed our codebase from 150,000 lines down to 80,000. Clean, elegant, beautiful. I felt like Marie Kondo for cod

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· 8 min read

I Fed Cursor 5,000 Lines of Code and It Got Progressively Dumber — Here's What I Was Doing Wrong

Last Wednesday at 2 AM, I stared at the 47th completely irrelevant line of code Cursor had generated for me, and it hit me: the AI wasn't getting stupider — my

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· 10 min read

I Finally Cracked It: Low-Latency OpenAI-Compatible API Calls from China Without Losing Your Mind

Last Thursday at 2 AM, I found myself staring at a spinning loading icon in Postman. 27th timeout. My third cup of coffee had gone cold, and I had to accept the

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· 7 min read

The Hidden Vector Embedding Trap That Cost Me Three Days of Debugging (And Probably Broke Your RAG A

Last spring, I spent three sleepless nights hunting down a search bug that made absolutely no sense. Users would search for "database query optimisation techniq

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· 8 min read

I Spent 48 Hours Debugging AI Context Pollution — Here's What Actually Fixed It

Last week, our customer service agent went rogue in production. Three consecutive customers got completely wrong responses — one person's phone number got hard-

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· 8 min read

Search Is Broken, and Your Keyword Matching Is Making It Worse

Last year, our search conversion rate dropped 37%. Not a gradual decline—just fell off a cliff. My boss's face went through several shades of purple I'd never s

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