Use Cases

See how teams use Spider to solve real-world data collection challenges. Each use case covers the problem, how Spider solves it, key features, and starter code. For copy-paste API examples, see Recipes.

AI & LLM Training Data

Crawl the web at scale and get clean markdown output ready for model training, fine-tuning, and embedding pipelines.

Markdown outputBatch processingStreaming

RAG Applications

Keep your retrieval-augmented generation systems current with incremental crawling, LangChain and LlamaIndex integrations.

Incremental updatesLangChainLlamaIndex

Lead Generation

Extract contact information, emails, and company data from websites using AI-powered extraction pipelines.

Contact extractionAI pipelineBulk processing

Price Monitoring

Track competitor pricing, product availability, and promotions across e-commerce sites with structured JSON extraction.

JSON extractionWebhooksGlobal proxies

Market Research

Gather competitive intelligence from news sources, industry publications, and competitor websites.

Search APINews aggregationTrend analysis

Content Aggregation

Build news feeds and content curation tools by crawling multiple sources and extracting clean, deduplicated content.

Multi-sourceDeduplicationWebhook delivery

SEO & SERP Tracking

Audit site structure, find broken links, check meta tags, and monitor search rankings from any location.

Link auditingSERP dataGlobal proxies

Website Archiving

Preserve website content for compliance and research with incremental crawling and full resource capture.

Incremental crawlingVersion historyCompliance