Guides
Practical guides to working with the web. Build, troubleshoot, and explore.
Best Node.js Web Scraping Libraries in 2026
Compare Crawlee, Playwright, Puppeteer, Cheerio with Axios, and Context.dev for Node.js scraping, with code examples and tradeoffs for rendering, anti-bot handling, and AI pipelines.
End-to-End Type Safety in Web Scraping: Type-Safe Schema Extraction with TypeScript, Zod, and LLM Structured Outputs
Learn how to build resilient pipelines using TypeScript and Zod. Master type-safe web scraping tools for reliable data extraction and improved schema validation.
Best Sitemap Crawlers and Parsers in 2026
Compare sitemap crawlers and parsers for SEO audits and structured data pipelines, including Context.dev, Screaming Frog, Sitebulb, and scraping APIs.
Browser Fingerprinting Explained: Headless Browsers and Anti-Detect Profiles
Learn how browser fingerprinting exposes automation, what anti-detect profiles solve, and when a managed scraping API fits your workflow.
Multi-Site Product Data Extraction with Python and Pydantic
Build reliable product extraction across sites with JSON-LD, platform detection, confidence scoring, normalization, and Pydantic validation.
Production Web Scraping Pipelines in Python
Build production web scraping pipelines in Python with durable scheduling, bounded concurrency, retries, layered extraction, and Pydantic validation.
Scraper Monitoring in Production: A Practical Guide
Learn how to monitor production scrapers with schema validation, canary checks, structural diffs, and alerts that catch silent data failures.
How to Fix HTTP Errors When Web Scraping (403, 429, 503, 520)
Why scrapers get blocked with HTTP 403, 429, 503 and 520 errors, plus concrete, code-backed fixes for headers, backoff, retries, proxies, and Cloudflare.
16 Agentic AI Trends for 2026: What's Real and What to Build
16 agentic AI trends for 2026, ranked by evidence and impact: coding agents, MCP/A2A, security, evaluation, vertical agents, and what builders should do next.
Best Web Scraping APIs for JavaScript-Rendered Sites in 2026
Compare web scraping APIs for JavaScript rendering, anti-bot handling, proxy depth, and LLM-ready output. For turning dynamic sites into clean Markdown without browser infrastructure, the best fit is Context.dev.
How to Set Up Context.dev MCP in Cursor and Claude
Connect Context.dev to Cursor, Claude, and Claude Code with OAuth, then verify live web search, JavaScript-rendered Markdown, and structured extraction.
Best Tools to Extract Images from Websites in Bulk
Compare Context.dev, Octoparse, Apify, browser extensions, free extractors, and Python for bulk image extraction, e-commerce catalogs, and AI datasets.