Cas Scraper
Spider read cas.cn in 521 ms without a browser and returned 322 lines of clean markdown.
#### 习近平出席国家科学技术奖励大会两院院士大会中国科协第十一次全国代表大会并发表重要讲话##### 习近平:在国家科学技术奖励大会、两院院士大会、中国科协第十一次全国代表大会上的讲话##### 中国科学院召开第二十二次院士大会全体会议新型二维材料镧系MXene首次合成](./syky/202607/t20260724_5116360.shtml)【中国科学报】十六载束流逐光 精神引领铸就领跑国器](./cm/202607/t20260731_5117711.shtml)中国科学院举办“科苑青年学习汇”第五期活动](./sygz/202607/t20260727_5116456.shtml)强流重离子加速器装置建成并投入试运行](./yx/202607/t20260723_5116228.shtml)管理服务平台](https://www.cas.cn/redirect/prp/index/)© 1996 - 中国科学院 版权所有 京ICP备05002857号-1 京公网安备110402500047号 网站标识码bm48000002电话: 86 10 68597114(总机) 86 10 68597289(总值班室) The same call, in code.
The capture above came back as markdown. These examples add a key, so you get browser rendering, proxies, and concurrency on cas.cn.
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://cas.cn");
// No selectors, no schema. Spider reads the page and names the fields.
const data = await page.scrape();
console.log(data);
await spider.close(); import { Spider } from "@spider-cloud/spider-client";
const spider = new Spider({ apiKey: process.env.SPIDER_API_KEY! });
const result = await spider.scrapeUrl("https://www.cas.cn", {
return_format: "markdown",
});
console.log(result); Ready for volume? Get an API key →
Fields you can pull.
Spider names these from the page. The capture above came back as markdown; the same
call with return_format: "json" returns them as keys.
What cas.cn costs to scrape.
The capture above cost $0.00021 to fetch. Pricing is $1 per GB of pre-transformation bandwidth plus $0.001 per CPU minute, so a page like this one lands at a fraction of a cent. Failed requests are billed at $0.
- Free balance on signup
- No card required to test
- Balance never expires
Run it keyless, no account
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Start scraping cas.cn.
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.