Agent Skillsykdojo/claude-code-tips › hn-summarize

hn-summarize

GitHub

通过 Hacker News 官方 API 获取并总结热门故事、特定文章及其评论线程。支持按主题搜索、获取前 N 名故事及抓取关联文章正文,适用于 HN 内容摘要需求。

skills/hn-summarize/SKILL.md ykdojo/claude-code-tips

Trigger Scenarios

总结 HN 首页热门故事 查询特定 HN 文章及其讨论 获取 hckrnews 排名前 N 的内容

Install

npx skills add ykdojo/claude-code-tips --skill hn-summarize -g -y
More Options

Use without installing

npx skills use ykdojo/claude-code-tips@hn-summarize

指定 Agent (Claude Code)

npx skills add ykdojo/claude-code-tips --skill hn-summarize -a claude-code -g -y

安装 repo 全部 skill

npx skills add ykdojo/claude-code-tips --all -g -y

预览 repo 内 skill

npx skills add ykdojo/claude-code-tips --list

SKILL.md

Frontmatter
{
    "name": "hn-summarize",
    "description": "Fetch and summarize Hacker News \/ hckrnews.com top stories, articles, and their comment threads. Use when asked to summarize HN front-page stories, a specific HN story plus its discussion, or \"the top N from hckrnews\"."
}

HN Summarize

hckrnews.com is a JavaScript-rendered front end - curling it returns an empty shell, so do not scrape it. Instead use the official Hacker News APIs (Firebase + Algolia), which give the same stories with points, comment counts, and full comment trees. These APIs return plain JSON, so plain curl works fine.

1. Current top stories (the "top 10")

topstories.json returns 500 story IDs in front-page rank order. Take the first N and look up each item.

curl -sL 'https://hacker-news.firebaseio.com/v0/topstories.json' -o /tmp/top.json
python3 -c "
import json,urllib.request
ids=json.load(open('/tmp/top.json'))[:10]
for i,sid in enumerate(ids,1):
    d=json.load(urllib.request.urlopen(f'https://hacker-news.firebaseio.com/v0/item/{sid}.json'))
    print(f\"{i}. {d.get('title')} | {d.get('score')} pts | {d.get('descendants',0)} comments | id {sid}\")
    print(f\"   {d.get('url','(text post)')}\")
"

2. Find a specific story by topic (Algolia search)

curl -sL 'https://hn.algolia.com/api/v1/search?query=YOUR+QUERY&tags=story' -o /tmp/s.json
python3 -c "
import json
for h in json.load(open('/tmp/s.json'))['hits'][:8]:
    print(h['objectID'], '|', h.get('points'), 'pts |', h.get('num_comments'), 'comments |', h['title'])
    print('   ', h.get('url'))
"
  • Add &numericFilters=created_at_i>UNIXTS to restrict to recent stories (avoids matching an old duplicate of the same headline).
  • search ranks by relevance; search_by_date ranks by recency.
  • Pick the objectID with the highest points/comments - that's the live front-page discussion.

3. Fetch a story + its comment tree

curl -sL 'https://hn.algolia.com/api/v1/items/OBJECT_ID' -o /tmp/hn.json

The response is a nested tree: top-level children are root comments, each with their own children. Flatten and print root comments in thread order (HN's default ranking ≈ this order):

python3 -c "
import json,re
d=json.load(open('/tmp/hn.json'))
def clean(t):
    t=re.sub('<[^>]+>',' ',t)
    for a,b in [('&#x27;',chr(39)),('&gt;','>'),('&lt;','<'),('&amp;','&'),('&quot;','\"')]:
        t=t.replace(a,b)
    return re.sub(' +',' ',t).strip()
for c in d.get('children',[])[:15]:
    if c.get('text'):
        print(f\"{c.get('author')}: {clean(c['text'])[:550]}\")
        print('---')
"

Note: Algolia's per-comment points field is now always null, so sort by thread order (already roughly HN's ranking) rather than by points. For deeper threads, recurse into children and track depth.

4. Fetch the linked article

Fetch the story's article with curl -sL <url>, then strip tags with sed 's/<[^>]*>//g' to extract readable text, or grep for the key sentences. If the page is JS-heavy or paywalled, try a Wayback Machine snapshot:

curl -sL 'http://archive.org/wayback/available?url=ARTICLE_URL' -o /tmp/wb.json
python3 -c "import json;print(json.load(open('/tmp/wb.json'))['archived_snapshots'].get('closest',{}).get('url'))"

Then fetch the snapshot URL the same way. If the host blocks outbound curl requests, fetch through a container or proxy you have available.

Summary format

For each story give: title, points, comment count, source, a few sentences on what the article says, then comment themes - group the discussion into 3-6 recurring threads (agreement, rebuttals, tangents) rather than listing comments one by one. Note when the top thread is a critical/contrarian take, since that's common on HN.

Version History

  • 332912a Current 2026-07-05 14:56

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