· Vector AI Lab
Why agents need versions
A prompt tweak is a deploy. It should be treated like one.
Changing one sentence in a system prompt can change behavior across thousands of conversations. Swapping a model can change cost, latency and tone overnight. These are deploys, but most teams make them without a release process.
What a version should capture
- Instructions and variables
- Model and parameters
- Knowledge snapshot
- Skills and their versions
- Tool scopes and guardrails
With all of that frozen, a version becomes something you can compare, roll out gradually and roll back instantly.