How to build an agent: from idea to reality
Lately, there’s been talk of AI agents everywhere. Every company has their roadmap full of “agents that will revolutionize this and that,” but when you scratch a little, you realize few have actually …
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The New Promiscuity of Modern Developers: When Being Unfaithful to Tools Is Normal
Throughout my career, I’ve seen many things change. I’ve gone from Borland to Visual Studio, from vi to Sublime Text, from Sublime to VS Code… And believe me, each change was a deliberate decision that …
A2A vs MCP: Tools or Agents? The difference that will change how we build AI systems
Two protocols, two philosophies In recent months, two protocols have emerged that will change how we build AI systems: Agent2Agent Protocol (A2A) from Google and Model Context Protocol (MCP) from Anthropic. But …
AgentHouse: When databases start speaking our language
A few months ago, when Anthropic launched their MCP (Model Context Protocol), I knew we’d see interesting integrations between LLMs and databases. What I didn’t expect was to see something as polished and …
Jest: When Failing Fast is the Smart Strategy
When working on large projects, it’s common to have test suites that can take several minutes to run. And when one of those tests fails early in the execution, it’s frustrating to wait for all the others to …
LM Studio Removes Barriers: Now Free for Work Too
In my years developing software, I’ve learned that the best tools are those that eliminate unnecessary friction. And LM Studio has just taken a huge step in that direction: it’s now completely free for …
Reaper: When Deleting Code Is as Important as Writing It
In my experience with mobile development, I’ve seen how apps become increasingly complex and projects grow uncontrollably. I remember perfectly that feeling of having thousands of lines of code and not being sure …
Context Engineering: Prompt Engineering Has Grown Up
A few years ago, many AI researchers (even the most reputable) predicted that prompt engineering would be a temporary skill that would quickly disappear. They were completely wrong. Not only has it not disappeared, but …
Deno 2.4: The Bundle is Back
Deno 2.4 has just been released, and I must admit it has pleasantly surprised me. Not only because of the number of new features, but because of one in particular that many of us thought would never return: deno bundle …
JSONPath: The XPath We Needed for JSON
I’ve seen how certain standards and tools become indispensable when working with data. And if there’s one thing we’ve learned over these years, it’s that JSON is everywhere: APIs, logs, …
PHP 8.5.0 Alpha 1: Pipeline to the Future
The first alpha version of PHP 8.5 has just been released, and I must confess it has me more excited than recent versions. It’s not just for the technical improvements (which are many), but because PHP 8.5 …
WebAssembly Agents: AI in the Browser Without Complications
Mozilla AI surprises again: AI agents that work just by opening an HTML A few days ago I came across a Mozilla AI project that really caught my attention: WebAssembly Agents. And after 30 years watching the industry …