Labs
Learn by poking at it
Each lab is a small interactive model of a real system. Change the inputs, break things, and watch what happens. Every lab links back to the posts that explain it.
AI Engineering
RAG Pipeline Visualiser
Paste a document, ask a question, and watch it get chunked, embedded, retrieved, and answered. Compare chunking strategies, inspect similarity scores, and estimate token costs.
RAG pipelineChunking labSimilarity mapEval scoreToken counter
Open the lab Coming next
Circuit breaker simulator, consistent hashing ring, and rate limiter playground. Subscribe to hear when they ship.