How do I install the Log Check skill?

Run npx skillmds@latest add khaitrang1995/log-check in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

What does the Log Check skill do?

Investigate logs in ELK — time window, KQL, error patterns, redacted samples, correlation, report. Primary log-ops skill. Evidence-only. It is listed under Docs & Writing on SkillMD.

Is Log Check safe to use?

This skill has not completed SkillMD's automated safety review yet. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Log Check?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Log Check free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Log Check?

KhaiTrang1995 (@khaitrang1995) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Log Check by khaitrang1995 — Agent Skill

Name: Log Check
Author: KhaiTrang1995

File contents

/log-check — Log Investigation

Examples

/log-check booking-api --env prod --since 1h --level ERROR
/log-check "timeout payment" --since 30m
/log-check booking-api @logs-sample.ndjson

Process

1. Frame

Symptom, service, env, window, timezone, data view (or TBD), available paste?

2. Query plan (READ-ONLY)

service.name: "{{service}}" and env: "{{env}}" and log.level: error

Refine with symptom keywords. See @references/kql-cheat.md.

3. Analyze evidence only

Timeline, top patterns (log-patterns.md), ≤10 redacted samples, deploy window, correlate metrics/deps.

4. Conclude

Findings, ranked hypotheses, READ-ONLY next steps, MUTATIVE human-only options, escalate if user-facing impact.

5. Output

Chat summary always; optional L1 save → docs/ops/elk/log-checks/{id}.md

Definition of done

See ELK-BRAIN.md — query, evidence, hypothesis, next step.

Output template

@_templates/log-check-report.md

Rules

No invented counts/stacks; redact secrets; no delete-index “fixes”
@.claude/rules/elk-conventions.md
@.claude/rules/approval-gate.md

Frequently asked questions

Log Check