[Blog](/blog)/[API testing](/blog/category/api-testing)

## API testing

#### [Catch API drift with the new proxy and drift commands](/blog/catch-api-drift)

Record real HTTP traffic with the proxy command, then let the drift command tell you where your API and your OpenAPI description disagree.

![avatar](/content-assets/sobaniec-9a901f1d78393065.png)

By Adam SobaniecJuly 21, 2026

#### [What you really need to build an API sandbox](/blog/api-sandbox-requirements)

Integration is the most dangerous phase of the API lifecycle. Learn the infrastructure requirements for building a true API sandbox that validates stateful business logic, not just HTTP contracts.

![avatar](/content-assets/adam-b1c762e267cef6b1.png)

By Adam AltmanApril 24, 2026

#### [The sandbox reality check](/blog/sandbox-environments-reality-check)

Organizations want org-level sandbox environments for thousands of APIs. Here are the proven patterns that work at scale—and why they require platform building blocks, not just automation.

![avatar](/content-assets/adam-b1c762e267cef6b1.png)

By Adam AltmanJanuary 13, 2026