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How to Build a Bot-Resistant AI Browser Agent Using Playwright, Gemini, and Bright Data

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A technical guide published on DEV Community walks developers through building an AI-powered browser automation agent using Node.js, Playwright, Google Gemini, and Bright Data. The tutorial addresses a core challenge in modern web automation: most AI browser agents fail not due to poor reasoning but because websites detect and block non-human traffic through fingerprinting, IP reputation checks, and behavioral analysis. To bypass these defenses without building custom anti-detection infrastructure, the guide delegates browser identity and anti-bot handling to Bright Data while the AI layer focuses on reasoning and task execution. The result is a functional agent called SIKKI Agent, capable of browsing real websites, extracting product data, analyzing content, and generating reports. The entire stack relies on open tools — Node.js, Playwright, Bright Data, and Gemini — with no proprietary AI frameworks required.

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