Claude API Scraper
Spider read anthropic.com in 495 ms without a browser and returned 59 lines of clean markdown, including sections like "Anthropic is built on hard questions", "Latest releases" and "Introducing Opus 5".
# AI research and products that put safety at the frontierAI will have a vast impact on the world. Anthropic is a public benefit corporation dedicated to securing its benefits and mitigating its risks.## Anthropic is built on hard questions.See how we’re taking on the hardest questions about AI across safety, governance, and economic and societal impacts.## Latest releases### Introducing Opus 5Opus 5 is a step change for the Opus tier: stronger coding, more capable agents, and sharper professional work.Model detailsModel detailsRead announcementRead announcement### Introducing Sonnet 5Our most agentic Sonnet yet, with top tier intelligence for coding and everyday professional work.### Announcing Claude ScienceClaude Science is a customizable app that integrates the tools and packages researchers most often use, produces auditable artifacts, and provides flexible access to computing resources.## At Anthropic, we build AI to serve humanity’s long-term well-being.## ### Core views on AI safety### Anthropic’s Responsible Scaling Policy### Anthropic Academy: Build and Learn with Claude### Anthropic’s Economic Index### Claude’s Constitution 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 anthropic.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://docs.anthropic.com/en/docs/about-claude/models");
// 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!,
stealth: 2,
});
await spider.connect();
const page = spider.page!;
await page.goto("https://docs.anthropic.com/en/docs/about-claude/models");
await page.content(10000);
const data = await page.extractFields({
title: "h1",
sections: "article h2",
content: "article p",
tables: "article table",
codeExamples: "article pre code",
navItems: "nav a[href*='docs']",
});
console.log(data);
await spider.close(); 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 anthropic.com costs to scrape.
The capture above cost $0.000294 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 anthropic.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.