When Do Agents Use Stored Knowledge?

Agents running on mcp-data-platform do something the design never asked for: they store world state as knowledge. &ldquo;Three monitors provisioned.&rdquo; &ldquo;Zero monitors exist yet.&rdquo; These are observations, and the capture tool persists them as durable notes. State changes and notes do not, so I had a specific worry: stale observations would accumulate in the knowledge layer, and…