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Two thirds of sites blocking GPTBot are also blocking the crawler that brings them traffic

Blocking GPTBot and blocking OAI-SearchBot are not the same decision. Most robots.txt files treat them as if they were, and the cost of that confusion is invisible: nothing in your analytics will ever tell you about the visitor who never arrived. GPTBot collects pages to train a model. Deciding you…

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Timeline · 2 reports

  1. 2026-11-08 12:30 · DEV Community — AI
    I measured 528 sites' robots.txt: two thirds blocking GPTBot also block the crawler that cites them
  2. 2026-11-07 12:03 · DEV Community — AI
    Two thirds of sites blocking GPTBot are also blocking the crawler that brings them traffic

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