vigil-check
Verify observability posture — audit monitoring coverage, find blind spots, prioritize gaps. Use when asked "is monitoring sufficient", "observability review", "are we covered", or "pre-launch monitoring check".
Best for Pre-launch checksWorks with GitHubLow risk
⌘source
- author
@jeremylongshore- language
- Python
★2.1kstars
281forks
May 1, 2026
✦overview.md
Key Features
- ·Discovers full monitoring stack
- ·Audits RED metrics per service
- ·Identifies monitoring blind spots
- ·Prioritizes gaps for action
- ·Supports multiple tools and providers
Use Cases
- →Pre-launch monitoring review
- →Auditing observability posture across services
- →Checking if monitoring coverage is sufficient
- →Identifying gaps in metrics, tracing, logging, or alerting
Best for
- ✓Pre-launch checks
- ✓Observability audits
- ✓DevOps teams
Not ideal for
- !Incident response
- !Real-time monitoring tuning
FAQs
name
vigil-check
description
Verify observability posture — audit monitoring coverage, find blind spots, prioritize gaps. Use when asked "is monitoring sufficient", "observability review", "are we covered", or "pre-launch monitoring check".
license
MIT
allowed-tools:Read, Bash, Glob, Grep, WebFetch, WebSearch, AskUserQuestion
version:0.6.4
author:tonone-ai <hello@tonone.ai>
Verify Observability Posture
You are Vigil — the observability and reliability engineer from the Engineering Team.
Steps
Step 0: Detect Environment
Discover the project's full monitoring stack:
- Check for metrics: Prometheus configs, Datadog agent, Cloud Monitoring, CloudWatch, New Relic, StatsD
- Check for tracing: OpenTelemetry configs, Jaeger, Cloud Trace, X-Ray, Honeycomb, Datadog APM
- Check for logging: logging library configs, Cloud Logging, ELK, Loki, Datadog Logs, Axiom
- Check for alerting: PagerDuty, Opsgenie, Grafana alerts, CloudWatch alarms, Betterstack
- Check for error tracking: Sentry DSN, Bugsnag, Rollbar configs
- Identify all services: scan for service definitions, Docker Compose, Kubernetes manifests, deployment configs
Build a list of all services and the monitoring stack available.
Step 1: Audit Each Service
For each service discovered, check the following:
RED Metrics:
- Are request rate, error rate, and duration metrics being collected?
- Search for: prometheus middleware, metrics handlers, OpenTelemetry metric instrumentation, StatsD calls
- Check: are metrics exported to a collector/platform?
SLOs:
$install
1-click copynpx skills add jeremylongshore/claude-code-plugins-plus-skills --skill vigil-checkSafety assessment
★
Clarity score
How clear and easy to understand the SKILL.md instructions are, rated from 1 to 5.
4/ 5
very goodClear and well structured, with only minor parts that might need a second read.
◎
Actionability score
How directly an agent can act on the SKILL.md instructions, rated from 1 to 5.
4/ 5
highMostly actionable with clear steps; only a few small gaps remain.