By the end of this article, you'll know:

what Kimi K3 actually is, the architecture, the scale, and what changed from the K2 family

how to run it today, free in the browser, through the API, or wired into Claude Code, Cursor, Cline, and RooCode

which exact model ID and settings unlock the full 1 million token context

how K3 stacks up on price and benchmarks against DeepSeek V4, Qwen3.7 Max, GLM-5.2, and its own sibling K2.7 Code