Data Bricklaying Diary

Oct 12, 2026 · Artificial Intelligence

Agent Observability: Correlating Model, Tools, and Business Receipts to Verify Task Completion

This article argues that Agent observability must go beyond traditional microservice tracing by correlating model calls, retrieval, tool invocations, and control-plane events to task-level identifiers, tracking phases, waits, costs, evidence, and versions, and verifying outcomes with reliable business receipts rather than relying solely on API success metrics.