How-to guides are short and goal-oriented: each one assumes you know roughly what you want and just gives you the steps. For the why behind any of these, follow the link to the matching concept.
Recipes
Connect an OpenAI SDK →Adopt the gateway with a base-URL change.
Configure a fallback chain →Try one provider, fall back to the next.
Enforce data residency →Hard-lock regulated data to in-region providers.
Add a guardrail →Run an inline PII / injection / policy check.
More, on their concept pages
These have step-by-step coverage on their concept page today and are next in line to become standalone recipes: