AI Observability
Blind Spots in the Machine: How Enterprise Backend Teams Must Architect Multi-Agent Pipeline Observability When Token-Level Logging Disappears
There is a quiet but seismic shift underway in how foundation model providers expose usage data to their enterprise customers. Through the second half of 2026, major providers have been progressively deprecating granular, per-request token-level logging endpoints in favor of consolidated, aggregated billing dashboards. The stated reasons are reasonable enough: