Blog
A developer's honest take on how AI actually works.
2026-06-07
AI Automation for Hong Kong SMEs: Build Once, Own It
HK$300M government funding is entering the market. Why a purpose-built AI system costs less and does more than a subscription stack for SMEs with a clear workflow.
2026-06-07
AI Agents vs Fixed Pipelines: How to Choose the Right Architecture
Every vendor proposal includes "intelligent agents." Why fixed pipelines win on cost predictability, auditability, and fault isolation — plus a single whiteboard test for your use case.
2026-06-07
When an LLM Gets It Wrong: Accountability and Verification in Production AI Systems
Hallucination is a statistical property, not a bug. Retrieval grounding, confidence boundaries, evals, audit logging — and four questions to ask any AI vendor before deploying in a regulated industry.
2026-06-06
Fine-Tuning, RAG, or Prompt Engineering? A Practical Decision Guide for Enterprise Buyers
Most business use cases don't need a custom-trained model. What each approach actually does, the real cost of fine-tuning, and three questions to ask before signing.
2026-06-06
Why You Can't Hire an AI Engineer in Hong Kong — and What the Alternative Looks Like
Large institutions want senior engineers, Web3 wants research skills, and the middle is empty. Why a full-time hire is the wrong structure for most SMEs, and what project-based engagement fixes.
2026-06-05
AI News Monitoring: The Data Source Problem Nobody Quotes You On
LLM summarisation is solved. The real question is what data can legally enter your system. A factual breakdown of public sources, paid subscriptions, and social media before you receive a quote.
2026-04-30
Most People Pick AI by Brand, Not Quality — Gemini's App Store #1 Is a Warning Sign
App Store rankings measure downloads, not accuracy. Gemini's hallucination problem and how to pick the right AI for your use case.
2026-04-30
Same Price, Very Different AI: What HK$155/Month Actually Buys You
ChatGPT Plus, Claude Pro, and Gemini Advanced cost the same — but hallucination rates, memory systems, and reasoning ability differ significantly.
2026-04-30
Your Family Member Has Cancer and You Can't Read the Report — How AI Can Help
Pathology reports, oncology terminology, treatment options — AI isn't your doctor, but it's your best translator. A practical guide for cancer caregivers.
2026-05-01 · Service
Building Production AI Systems — LLM Applications, RAG Pipelines & Document Intelligence
Independent AI engineer based in Hong Kong. Production LLM applications, RAG pipelines, document intelligence. Project-based engagements.
2026-05-01
AI Engineer Hong Kong Freelance: What to Actually Expect in 2026
What production AI engineering actually costs, how long it takes, and how to avoid wasting time on the wrong hire.
2026-04-20
If AI Doesn't Know Who You Are, It's Just a Search Engine
Real AI memory has two layers: what you tell it, and what it learns from every conversation. Without both, it's just answering questions.
2026-04-28
If AI Doesn't Know Who You Are, It's Just a Search Engine
Four memory mechanisms, Claude vs ChatGPT vs Gemini, setup guide, contamination risk — why memory is the most underrated AI feature.
2026-04-21
Upload a PDF to Claude and Read It 10x Faster
Contracts, reports, academic papers — practical guide with real prompts and one risk most people overlook.
2026-04-23
Why Does AI Know You Less the Longer You Use It? A Real Comparison of 3 Memory Systems
ChatGPT remembers you but gets the priorities wrong. Claude barely remembers at all. Memory without priority is not real understanding.
2026-04-26
Why Does Claude Feel Different Depending on Where You Use It?
The model hasn't changed — but the parameters might be very different. Context window, web search loops, output limits, memory: four variables most users never see.