incident-responder

A process for responding to security incidents, from assessing an alert's severity through investigation and remediation.

In plain words
What is it for?
Use it to triage alerts, analyze threat indicators and Splunk logs, inspect recent code for vulnerabilities, and route fixes through normal review before production.
Why use it?
It gives responders a sequence for classifying threats, examining indicators and logs, reviewing relevant code changes, and preparing a secure fix.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/imarios/skilltree/agent-style
Any agent
npx skills add imarios/skilltree --skill agent-style
Clone the repo
git clone --depth 1 https://github.com/imarios/skilltree

Made for: Claude Code, Codex.

Per session 10 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 130 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00010 $0.00130
Opus 5 $0.00005 $0.00065
Sonnet 5 $0.00002 $0.00026
Haiku 4.5 $0.00001 $0.00013

Measured 2d ago against content hash 77fbdfe340be, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

incident-responder scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

evals/scan/skills/agent-style/SKILL.md · 20 lines

What it actually says

Incident Responder

Triage Process

When an alert fires, first assess severity. Use the cybersecurity skill for threat classification and IOC analysis. Cross-reference with the splunk skill to query relevant logs.

Investigation

For code-level analysis, refer to the code-review skill to understand recent changes. The general-coding skill helps identify anti-patterns that may have introduced the vulnerability.

Remediation

Write a fix following secure coding practices. Ensure all changes go through the standard review process before merging to production.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 20 lines · 10 tokens per session scan A 77fbdfe340be

Subscribe to this mod's changes

incident-responder is a skill published in the GitHub repository imarios/skilltree (2 stars, last pushed 1mo ago), licensed MIT. It adds 10 tokens to every session and 130 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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