Stack Overflow Scraper
Extract questions, answers, vote counts, and tag data from Stack Overflow.
curl -X POST https://api.spider.cloud/scrape \
-H "Content-Type: application/json" \
-d '{"url": "https://stackoverflow.com", "return_format": "markdown"}'Returns stackoverflow.com as markdown, live. Get a key →
We have not stored a capture of stackoverflow.com, so there is nothing real to show here yet. Run the call beside this and you get the live page back as markdown.
Run it, then keep going.
The keyless call is rate limited to a trickle. A key lifts it and turns on browser rendering, proxies, and concurrency on stackoverflow.com. Sign up and a free balance lands on your account. No card required to test.
- Free balance on signup, no card
- Failed requests cost $0
- robots.txt respected by default
The same call, in code.
The keyless call above returns markdown. These examples add a key, so you get browser rendering, proxies, and concurrency on stackoverflow.com.
import { SpiderBrowser } from "spider-browser";
const spider = new SpiderBrowser({
apiKey: process.env.SPIDER_API_KEY!,
});
await spider.connect();
const page = spider.page!;
await page.goto("https://stackoverflow.com/questions/tagged/web-scraping?sort=votes");
// No selectors, no schema. Spider reads the page and names the fields.
const data = await page.scrape();
console.log(data);
await spider.close();import { SpiderBrowser } from "spider-browser";
const spider = new SpiderBrowser({
apiKey: process.env.SPIDER_API_KEY!,
});
await spider.connect();
const page = spider.page!;
await page.goto("https://stackoverflow.com/questions/tagged/web-scraping?sort=votes");
await page.content();
const data = await page.evaluate(`(() => {
const questions = [];
document.querySelectorAll(".s-post-summary").forEach(el => {
const title = el.querySelector(".s-link")?.textContent?.trim();
const votes = el.querySelector("[class*='vote-count'], [class*='score']")?.textContent?.trim();
const answers = el.querySelector("[class*='answer-count'], [class*='answers'], [class*='accepted'], [class*='answer'] [class*='count']")?.textContent?.trim();
const views = el.querySelector("[title*='views'] .s-post-summary--stats-item-number")?.textContent?.trim();
const tags = [...el.querySelectorAll(".post-tag")].map(t => t.textContent?.trim());
if (title) questions.push({ title, votes, answers, views, tags });
});
return JSON.stringify({ total: questions.length, questions: questions.slice(0, 15) });
})()`);
console.log(JSON.parse(data));
await spider.close();Ready for volume? Get an API key →
Fields you can pull.
What stackoverflow.com costs to scrape.
Pricing is $1 per GB of pre-transformation bandwidth plus $0.001 per CPU minute, so most pages land at a fraction of a cent. Failed requests are billed at $0.
- Free balance on signup
- No card required to test
- Balance never expires
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Start scraping stackoverflow.com.
You already have the call. A key raises the rate limit and turns on browser rendering, proxies, and concurrency. Balance never expires, and top-ups go through secure checkout.