Engineering3 posts
Engineering2 minHow CAPTCHA solving actually works in 2026Turnstile, reCAPTCHA v3 and AWS WAF no longer ask you to click bicycles. Here is what they measure, why residential IPs are only half the answer, and how an unlocker pipeline passes them without a human in the loop.DEDatafuel engineering·21 Aug 2026Engineering1 minGiving AI agents the live web with MCPOne MCP server, four tools: unlock, crawl, map, search. How agents pick proxies and sessions themselves, and what to put in the tool descriptions so they do it well.DEDatafuel engineering·2 Jul 2026Engineering1 minBuilding a RAG corpus from documentation sites in an afternoonFrom a list of docs domains to a deduplicated Markdown corpus with metadata, with depth limits that keep the bill predictable.DEDatafuel engineering·25 Apr 2026
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AI agents & MCPGiving agents the live web, safely and cheaply.3 postsGEO & AI visibilityMeasuring what answer engines say about brands.1 postProxy networks explainedResidential, mobile, ISP and datacenter: what each is for.5 postsWeb scraping fundamentalsHow requests, rendering and anti-bot systems really work.3 posts
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