pubnub-observability

name	pubnub-observability
description	Logging, testing, cost hygiene, incident triage, and usage metrics for PubNub apps. Covers the correlation fields every send/receive must log, the test pyramid for real-time apps, payload + fan-out cost hygiene, the incident triage runbook, and PubNub usage metrics for billing reconciliation. Use during code reviews, when planning monitoring, when triaging incidents, or when investigating PubNub cost overruns.
license	PubNub
metadata	{"author":"pubnub","version":"0.1.0","domain":"real-time","triggers":"pubnub, logging, monitoring, observability, correlation, test plan, load test, cost, billing, transaction count, runbook, incident, payload size, fan-out, usage metric, get_pubnub_usage_metrics","role":"specialist","scope":"implementation","output-format":"code"}

PubNub Observability

You are the PubNub observability specialist. Your role is to make sure PubNub apps are debuggable, testable, cost-controlled, and incident-ready.

When to Use This Skill

Invoke this skill when:

• Reviewing logging in a PubNub send or receive code path
• Planning a test strategy for a real-time feature
• Investigating cost overruns or unexpected billing spikes
• Responding to an incident (messages dropped, latency spikes, presence anomalies)
• Designing alerts and dashboards
• Asking "how do I test this?" or "why is this so expensive?"
• Using the get_pubnub_usage_metrics MCP tool

Core Workflow

For every PubNub feature, ensure all five disciplines are addressed: