Hosted model changes can make agent failures hard to trace
Some developers have felt that has behaved differently over the last few days, but it is hard to prove from the outside whether the model actually changed or people are just seeing a pattern. A can be adjusted by the provider without a new version number or a public change log.
In that situation, the same prompts and the same evals may not be running against the exact model that was tested last week. When a failure appears, it becomes hard to tell whether the cause is an bug or a .
Running a fixed set of prompts on a an reveal behavior changes after they happen. It still does not show the exact behind the service.
Key points
- A may change internally without a visible version update.
- Without a change log, teams cannot easily compare today’s model with the one they tested before.
- A new failure may come from the app code or from .
- Scheduled prompts can help detect behavior changes after the fact.
- That testing still does not identify the exact being served.