https://apovalov.com/archive AI/ML Engineer. Writing about AI agents, deep work, AI in business, and my stack. https://apovalov.com/ai-agent-evals https://apovalov.com/ai-agent-evals The agent's reply is not the result, LLM judges have blind spots of their own, and a few dozen real failures beat a thousand synthetic tests. Tue, 22 Sep 2026 17:56:04 GMT https://apovalov.com/learn-claude-code-free https://apovalov.com/learn-claude-code-free Anthropic ships about twenty free courses. Most people pick the wrong one first. Here is the order I would take them in, depending on what you want. Sun, 30 Aug 2026 00:00:00 GMT