Spider

Spider is the fastest and most affordable crawler and scraper that returns LLM-ready data.

Setup

pip install spider-client

Usage

To use spider you need to have an API key from spider.cloud.

from langchain_community.document_loaders import SpiderLoader

loader = SpiderLoader(
    api_key="YOUR_API_KEY",
    url="https://spider.cloud",
    mode="scrape",  # if no API key is provided it looks for SPIDER_API_KEY in env
)

data = loader.load()
print(data)

[Document(page_content='Spider - Fastest Web Crawler built for AI Agents and Large Language Models[Spider v1 Logo Spider ](/)The World\'s Fastest and Cheapest Crawler API==========View Demo* Basic* StreamingExample requestPythonCopy\`\`\`import requests, osheaders = {    \'Authorization\': os.environ["SPIDER_API_KEY"],    \'Content-Type\': \'application/json\',}json_data = {"limit":50,"url":"http://www.example.com"}response = requests.post(\'https://api.spider.cloud/crawl\',  headers=headers,  json=json_data)print(response.json())\`\`\`Example ResponseScrape with no headaches----------* Proxy rotations* Agent headers* Avoid anti-bot detections* Headless chrome* Markdown LLM ResponsesThe Fastest Web Crawler----------* Powered by [spider-rs](https://github.com/spider-rs/spider)* Do 20,000 pages in seconds* Full concurrency* Powerful and simple API* Cost effectiveScrape Anything with AI----------* Custom scripting browser* Custom data extraction* Data pipelines* Detailed insights* Advanced labeling[API](/docs/api) [Price](/credits/new) [Guides](/guides) [About](/about) [Docs](https://docs.rs/spider/latest/spider/) [Privacy](/privacy) [Terms](/eula)© 2024 Spider from A11yWatchTheme Light Dark Toggle Theme [GitHubGithub](https://github.com/spider-rs/spider)', metadata={'description': 'Collect data rapidly from any website. Seamlessly scrape websites and get data tailored for LLM workloads.', 'domain': 'spider.cloud', 'extracted_data': None, 'file_size': 33743, 'keywords': None, 'pathname': '/', 'resource_type': 'html', 'title': 'Spider - Fastest Web Crawler built for AI Agents and Large Language Models', 'url': '48f1bc3c-3fbb-408a-865b-c191a1bb1f48/spider.cloud/index.html', 'user_id': '48f1bc3c-3fbb-408a-865b-c191a1bb1f48'})]

Modes

• scrape: Default mode that scrapes a single URL
• crawl: Crawl all subpages of the domain url provided

Crawler options

The params parameter is a dictionary that can be passed to the loader. See the Spider documentation to see all available parameters

---

Edit the source of this page on GitHub.

Connect these docs programmatically to Claude, VSCode, and more via MCP for real-time answers.