Why “Not Specifying Model Versions” Fails in Production — and What the 4/40 Result Really Means

https://echo-wiki.win/index.php/Comparing_Incompatible_Test_Methodologies:_What_Actually_Matters_in_Production

5 Critical Questions About Model Versioning and Why I Measured Them Teams often treat model identity as a lightweight detail: "Use the vendor's latest," or "call the API without a version and it will be fine." That assumption hides risk