Versioning the prompt is not enough if the agent’s runtime interface can still change
This story is from 2026-08-26. It is preserved in the archive; the latest stories are on the live feed.
Prompt versioning tells you which words changed. It does not tell you whether the tool schema, allowed inputs, registry contents, evaluator, or persistent context changed underneath those words. For an agent, the useful question may be less “how should I word the instruction?” and more “which inval…
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- 2026-08-26 09:28 · r/PromptEngineering
Versioning the prompt is not enough if the agent’s runtime interface can still change