Four places to start.
The archive is long. These pages put the most useful posts on each subject in a reading order, next to the tracker and tool that go with them. For everything else there is search and the full topic list.
Kubernetes
A reading order for Kubernetes on ajayk.sh: the explainers to start with, fixes for the errors people hit most, and a live calendar of supported versions.
Start here →21 postsMCP
A reading order for the Model Context Protocol on ajayk.sh: what MCP is, how authorization works, where the security problems are, and step-by-step server guides.
Start here →98 postsAI agents
A reading order for AI agents on ajayk.sh: how agents work, which framework to pick, how they fail in production, and how to isolate the code they run.
Start here →21 postsLLM costs
A reading order for LLM costs on ajayk.sh: how token pricing works, what caching and batching save, when self-hosting beats the API, and a live price tracker.
Start here →