AI API Tutorials

Step-by-step guides for connecting clients and fixing AI API errors.

What 429, 500, 503 and 529 mean on OpenAI and Anthropic APIs, which errors are safe to retry, and how backoff and failover keep your app running.

Oct 30, 2026

Point Claude Code at an Anthropic-compatible gateway with ANTHROPIC_BASE_URL, choose your own models, and fix the common 401 and 404 errors.

Oct 30, 2026