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AI TrainingAI TrainingCrawler Profile

Spider — What It Is and How to Handle It

Spider is a web crawler designed for AI projects, including AI agents, LLMs, RAG systems, and data analysis. It collects and converts web data into multiple formats including markdown, HTML, and text for AI training and fine-tuning purposes.

Type
AI Training
Centinel Analytica · April 10, 2026

Spider is a web crawler designed for AI projects, including AI agents, LLMs, RAG systems, and data analysis. It collects and converts web data into multiple formats including markdown, HTML, and text for AI training and fine-tuning purposes.

Operator: Spider | Type: AI Training | Category: AI Training

Spider is classified as ai training. Use Centinel to monitor its behavior and decide whether to allow, block, challenge, or monetize its access to your content.

Centinel automatically detects Spider using behavioral fingerprinting. When detected, you can allow it, block it, challenge it with an interstitial page, or set a per-request licensing fee — all enforced in real-time with under 2ms latency.

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"We had no idea 40% of our traffic was AI crawlers until Centinel showed us. Setup took fifteen minutes and we were blocking unauthorized scrapers the same day."

Head of Engineering

Series B SaaS Company