I built the same AI app with and without LangChain. Here's what I learned.
I'd used ChatGPT and Claude as a regular user for a while, but I had no idea what it actually takes...
Tutorials
How to start when the machine writes the code
A follow-up to "What's left when the machine writes the code" In my last piece I argued that even as...
How to enjoy programming in a world of AI
It's widely accepted that as AI writes more and more of our code, opportunities decrease for...
Running Chinese LLMs at Scale: A Cloud Architect's Notes
Running Chinese LLMs at Scale: A Cloud Architect's Notes I want to talk about something I've been...
Stop AI Hallucinations: How to Make Natural Language Testing Real with "Harness Engineering"
Stop AI Hallucinations: How to Make Natural Language Testing Real with "Harness...
AI Agents Are the Best Thing to Happen to Network Administration Since SDN
AI Agents Are the Best Thing to Happen to Network Administration Since SDN A single API...
How to Cut Microsoft Agent Framework Costs With a Gateway Layer
Microsoft Agent Framework is built for production multi-agent systems, which is exactly why its LLM...
How to give Claude (or Cursor) access to your Rails app's activity logs
Ask Claude this, today, with no setup: "What did user 4421 do in our app yesterday?" You will get...
Pull requests hechos por agentes: cómo mantener gobernanza humana sin frenar el flujo
Los agentes pueden iniciar trabajo y abrir PRs, pero la autoridad de merge no deberia diluirse. La...
Why agent-built apps need a local-first state layer
Vibe coding is fast. You describe a product idea, ask an agent to build it, and a few minutes later...
Approval Is Not Enough: Building a Sub‑Microsecond Runtime Governance Gate in Rust
Most AI governance systems check approval once. Then they assume the agent is still authorised to...
Define the state of our agent
Meta: Learn how to eliminate LLM hallucinations in career coaching apps using Agentic Workflows and...
I killed six of my own results in one night. That was the win
I built an AI security benchmark this week. By the end of one night I had killed six of my own...
AIClaw’s Execution Logs Just Got Easier To Read Across Languages
AIClaw already had one of the more useful operational surfaces in a self-hosted agent runtime:...
Not Every Lint Warning Is Cosmetic
How old tools improve the work of new (non)humans. I noticed this pattern while working through a...
BoxAgnts Tool System (7) — Skill Templates, Agent Proxies, and Cron Scheduling
BoxAgnts' tool system, from WASM sandbox instruction-level isolation to the Tool trait's unified...
Building Modular AI Agent Features with Pydantic AI Capabilities
If you're building AI Agents with Pydantic AI, understanding Capabilities is invaluable - it's the...
AI Coding at Scale: What Actually Works
AI Coding at Scale: What Actually Works I've been building Ethos, a personality-first AI...
The Hidden Economics of AI: What It Actually Costs to Run LLMs in Production (With Real Data)
There is an inconvenient truth the artificial intelligence industry prefers to whisper rather than...
Uber's $1,500/Month AI Limit Tells You Everything About Where Coding Tools Are Headed
Uber's $1,500/Month AI Limit Tells You Everything About Where Coding Tools Are Headed Uber...
I’ve Been Building Something Quietly. It’s Time to Talk About It.
For the past few months, I've been heads-down building something I couldn't stop thinking about. Not...
I Switched from VS Code to Cursor — Here's What Actually Changed
I used VS Code for years. Switching editors is the kind of thing I normally avoid — muscle memory is...
Long context is not AI memory: a builder playbook for reliable AI apps
Recent AI engineering signals point to a practical lesson: huge context windows help, but reliable AI apps still need context budgets, retrieval, caching, and security checks.
What an AI Agent Actually Is (Minus the Hype)
"Agent" might be the most overloaded word in AI right now. Half the tutorials make it sound like...