A few days ago I posted my first impressions of Kimi K3 on LinkedIn . Since then, I’ve been using it daily for real work — not benchmarks, not demos. Here’s what actually held up. The Context Window Isn’t Marketing I tested the 1M token claim the hard way: dumped a 40,000-line codebase into it, then asked it to refactor a utility function that was referenced across 12 files. It traced every call site correctly. No “remind me what file X does” loops. That’s the difference between readin...