Beyond Output Testing: How to Regression-Test AI Decisions?
JustMine999 · reddit · 2026-08-12
The author poses a critical question regarding AI engineering and testing: when upgrading models, how do we regression-test the actual decisions made by AI, rather than just validating the model outputs?
The core focus of the discussion is on identifying which decision-level invariants developers should keep frozen across model upgrades to ensure consistent and predictable agent behavior.
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