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Tutorial

ANTHROPIC_BASE_URL: Claude Code Setup and /v1 Fixes

Set ANTHROPIC_BASE_URL correctly for Claude Code on Windows, macOS and Linux. Compare base URLs with request endpoints and diagnose 404, authentication and quota errors.

2026-06-28 4

LLM API Editorial Team

Tutorial

Using Cline and Roo Code with a Claude-Compatible API

Step-by-step setup for pointing Cline and Roo Code — the VS Code AI coding extensions — at an Anthropic-compatible relay. Provider settings, base URL, model IDs, and the gotchas with OpenAI-compatible vs native Anthropic mode.

2026-06-04 7

Yazhou Hu

Tutorial

Claude Code API Key: Complete Guide to Setup and Configuration

Step-by-step guide to getting and configuring your API key for Claude Code. Covers Anthropic keys, third-party providers, environment variables, and troubleshooting common errors.

2026-04-09 7

Yazhou Hu

Tutorial

Claude Code with Alternative Models — Complete Setup Guide

How to use Claude Code with alternative models like Qwen, DeepSeek, and Gemini. Why DIY proxy setups fail and how LLM API gives you a turnkey solution in 2 minutes.

2026-04-08 8

Yazhou Hu