Ollama is a lightweight, open-source LLM runner. Its :cloud model suffix lets you route prompts to free-tier hosted models — no GPU, no paid API key required. Useful for learning, prototyping, and small projects on modest hardware.

This post covers the full Ubuntu setup: manual install, service startup, chatting with Kimi …

Claude Code is not a chatbot. It lives in your terminal, reads your actual files, writes code, runs commands, and executes multi-step workflows — all with your permission. Here are 30 concepts you need to understand it properly. No fluff, no hand-holding.

The 30 Concepts

1. The Terminal — Claude Code doesn't …