Drop /debug/pprof, open Horizon — Streams savings, then the TCO calc:
tco-calc.o11ybot.app/?scenario=grafana-stack
Punchline: On the Grafana stack worksheet: Grafana Cloud ~$33K/mo vs Elastic Serverless ~$3.8K/mo (illustrative list-rate on the same sample workload). Leave with one worksheet-backed sentence.