Fix Claude Code with Kimi Code: Complete Windows Setup Guide (Solve 401 & 400 Errors)

How to Use Claude Code with Kimi Code on Windows: A Complete Setup Guide (Fix 401 & 400 Errors) If you’ve tried connecting Kimi Code to Claude Code on Windows and kept hitting 401 Invalid Authentication or 400 Invalid Request, you’re not alone. Most setup failures come down to three specific mistakes — wrong Base URL, wrong model name, and API keys pulled from the wrong platform. This guide walks you through every step, explains why each error happens, and gets you from a broken config to a fully working AI coding environment. What Is Kimi Code? Kimi Code is …