The Seven Building Blocks Behind Modern AI Systems in 2026
rag

The Seven Building Blocks Behind Modern AI Systems in 2026

LLM, RAG, vector database, agent, MCP, guardrails and evals, explained as one working factory

lalatendu.swain
lalatendu.swain
Oct 2512 min read
lalatendu.swain
lalatendu.swain

REA: Checking an AI-Written Technical Guide Against the Source Repo

How I wrote a guide to a reverse engineering tool and caught a wrong command before it shipped

documentationOct 176 min read
lalatendu.swain
lalatendu.swain

Understanding Agents in Generative AI: A Class and Instance Definition

Exploring the MCP Spec and Its Implications for AI Development

agentsAug 24 min read
lalatendu.swain
lalatendu.swain

Building a Remote MCP Server for Expense Tracking: One Developer's Real-World Lessons

How to connect your own tools to Claude Desktop without giving up control of your data

financeJul 168 min read