How to test code that calls an LLM without writing flaky tests
This story is from 2026-09-14. It is preserved in the archive; the latest stories are on the live feed.
The moment your code calls a model, your tests get slow, expensive, and non-deterministic. The common response is to just not test that path, which is the worst of the options, because the LLM call is usually sitting in the middle of the logic most likely to break. You can test it well. You just ca…
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- 2026-09-14 02:46 · DEV Community — AI
How to test code that calls an LLM without writing flaky tests