BLOGSEM Devs
Articles on software development, web and technology
GSD: The Meta-Prompting and Context Engineering System for AI Coding Assistants
Discover how GSD can help you manage context and streamline complex project workflows in software development
How OpenAI Codex Works: A Technical Guide
Discover how OpenAI Codex uses artificial intelligence to generate high-quality code and improve developer productivity
Vercel Marketplace and AI integration: what's nice, what's not
Vercel revamped the Marketplace integrating AI assistants for setup, debug, deploy. What really works.
VS Code built-in AI: do we still need Copilot?
Microsoft built native AI into VS Code. For Copilot subscribers, is it still worth $19/month? Field test.
AI agents in customer operations: 2026's first reckoning
After a year of agents on tickets, lead routing and qualification, we know where they pay off and where they ruin things. Three patterns that work, three that don't.
Dependency security: SBOM, Trivy, Snyk and what we learned
Knowing what's inside your software is now mandatory, not optional. Three tools to start seriously.
Claude 4.5 and prompt caching savings: real numbers in production
Anthropic shipped Claude 4.5 with more efficient prompt caching. For teams running AI assistants in production, savings are real.
AI video generation in business: Sora, Veo, and what's actually useful
Mature AI video models in 2025. For marketing, training or product: where they pay off and where not yet.
WCAG 2.2 AA: real audits on 6 Italian e-commerces, the 7 things always failing
The European Accessibility Act is live. Across six audits, seven recurring issues that block AA.
From NextAuth.js to Auth.js v5: the migration explained
Auth.js v5 went stable. What changes, how to migrate, and why we waited.
Cursor, Copilot, Claude Code: three philosophies on day-to-day code
Two years of AI assistance in our daily work. Which tool we use for what, where each one shines, and why the future is not single-tool.
pgvector vs dedicated vector DBs: for Italian cases, is Postgres enough?
Pinecone, Qdrant, Weaviate. Or just pgvector. The real thresholds where dedicated databases win.
GitHub Copilot Workspace: is it worth $39/month? Yes and no.
Built to handle whole tasks, not single lines. After a month on real projects, where it shines and where it doesn't.
Tailwind CSS v4: Oxide engine, CSS-first and no more JavaScript config
On January 22 Tailwind v4 went stable. Faster builds, CSS configuration, native container queries. Here is why we are migrating our projects.
MCP, the protocol that changes how we use AI inside IDEs
In November Anthropic announced the Model Context Protocol. It looks like a technical detail; it is a paradigm shift for anyone coding with AI assistants.
AI Act: what the first general-purpose model compliance looks like
The first rules on foundation models kick in May 2025. What providers, integrators and end-customers must do.