Agent Metrics Instrumentation You're using a skill that wires LaunchDarkly agent metrics around an existing provider call. Your job is to audit what's already there, pick the right tier from the ladder below, and implement it with the least ceremony that still captures the metrics the Monitoring tab needs (duration, input/output tokens, success/error, plus TTFT when streaming). The single most important thing to get right: default to the highest tier that fits the shape of the call . Going lower ("just write the manual tracker calls") looks flexible but costs you drift, missed metrics, and le…