api

api is a skill for Claude Code from stackhawk/agent-skills. It costs 147 tokens per session (2,468 once invoked), scanned A, original, MIT.

A StackHawk security-reporting skill for querying scan results, findings, applications, and security status. StackHawk is a platform that scans web applications for security issues.

In plain words
What is it for?
Use it to view findings, identify untriaged issues, inspect scan history, manage applications, review security posture, and triage results through the hawk command.
Why use it?
It provides a defined process for authentication, querying the platform, handling pagination, and presenting results instead of requiring raw API requests.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the stackhawk-api plugin — 1 skill shipped together

Good fit Use it to view findings, identify untriaged issues, inspect scan history, manage applications, review security posture, and triage results through the hawk command.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/stackhawk/agent-skills/api
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.

Any agent
npx skills add stackhawk/agent-skills --skill api
Clone the repo
git clone --depth 1 https://github.com/stackhawk/agent-skills

Made for: Claude Code.

Or install stackhawk-api, the plugin that ships this one along with the rest of its 1 skill.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for api

README.md
[![agentmods](https://agentmods.dev/badge/skills/stackhawk/agent-skills/api/github.svg)](https://agentmods.dev/skills/stackhawk/agent-skills/api)
Your own site
<a href="https://agentmods.dev/skills/stackhawk/agent-skills/api"><img src="https://agentmods.dev/badge/skills/stackhawk/agent-skills/api/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for api

Your own site · 80×15
<a href="https://agentmods.dev/skills/stackhawk/agent-skills/api"><img src="https://agentmods.dev/badge/skills/stackhawk/agent-skills/api.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 147 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,468 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 1 finding, up to medium

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • medium Excessive Agency · line 217
    Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.
    Fix: Add human-in-the-loop confirmation for destructive, irreversible, or high-impact operations. Never auto-execute commands that modify files, send data, or alter system state.
How audits are shown
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 5.1 $0.00147 $0.02468
Opus 5.5 $0.00059 $0.00987
Sonnet 5.5 $0.00029 $0.00494
Haiku 4.5 $0.00015 $0.00247

Measured 8d ago against content hash 9f178a0eef14, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

api scanned grade A with 1 finding 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 8d 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.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

install it and run `hawk init --browser` rather than hand-rolling curl.
Origin

Copies of this mod

1 near-identical copy found in the catalogue:

plugins/api/skills/api/SKILL.md · 222 lines

How it starts

The opening of the file, as written. The whole thing — 222 lines — stays where its author put it; the contents beside it link to each section on GitHub.

StackHawk API Skill

This skill enables Claude to act as a security reporting agent against the StackHawk platform. The core workflow is:

Question → Authenticate → Query API via hawk op → Present Results → Suggest Next Actions

All platform queries run through the hawk binary's op subtree (hawk op …). It authenticates, refreshes tokens, follows pagination, and emits stable JSON. There is no raw-REST fallback — if hawk is unavailable, install it and run hawk init --browser rather than hand-rolling curl. See references/hawk-op-shortcuts.md.


Step 1: Assess Context

Before making any calls, check what's available:

  1. Is hawk installed and configured? (hawk version reports v6.0.0 or greater)

    # Identify the driving skill for CLI usage telemetry (read by hawk/hawkop).
    export _STACKHAWK_SKILL=api
    command -v hawk >/dev/null && hawk op status
    
    • valid org + JWT → proceed.
    • installed but unconfigured → hawk init --browser (interactive; the combined binary has no hawk op init — hawk init writes ~/.hawk/hawk.properties, which hawk op reads along with the HAWK_API_KEY env var).
    • not installed → instruct the user to install the hawk CLI (docs: docs.stackhawk.com) and stop; do not fall back to curl.
  2. Is hawk op authenticated? For interactive local use, hawk init --browser stores credentials in ~/.hawk/hawk.properties — no env var needed for interactive sessions. Verify:

    hawk op status
    

    Any non-interactive session (CI, containers, headless agents): set HAWK_API_KEY. hawk op reads it directly — no config file, no browser.

  3. Is orgId known? Required for most endpoints.

    • hawk op org get returns the active org UUID.
    • hawk op org set <ID> switches the default org.
  4. Route based on user intent:

    User says... Go to...
    "What's my security posture?" or "dashboard" Step 3 (org summary)
    "Tell me about [app]'s findings" or "what needs attention" Step 4 (app deep dive)
    "What apps haven't been scanned recently?" Step 3 with stale-app focus
    "What changed since last week?" or "what's new" Step 4 with diff recipe
    "Show me untriaged findings" Step 3, then drill into Step 4 for flagged apps

Read the full file on GitHub · 222 lines

Files

What ships with it

2 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 8d ago Changed 9f178a0eef14
  2. 15d ago Changed 2733d4f10fa5
  3. 19d ago Changed 10a5b9998adf
  4. 23d ago Changed 3e15e3f4648d
  5. 1mo ago Changed · +3 lines 19346eed1dc4
  6. 1mo ago Changed 8df167032dc9
  7. 1mo ago First seen · 219 lines · 147 tokens per session scan A 1ee557d6e591

Subscribe to this mod's changes

api is a skill published in the GitHub repository stackhawk/agent-skills (16 stars, last pushed 9d ago), licensed MIT. It adds 147 tokens to every session and 2,468 once invoked, about $0.0006 per session on Opus 5.5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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