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One robots.txt line opts you out of AI training. Should you use it?

Google, Bing, OpenAI and Anthropic will honor one shared opt-out. At Google it also pulls you from Gemini citations. Read this before you touch your robots.txt.

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ChatGPT Ads Now Run in 89 Countries. Your Competitors Noticed.

OpenAI expanded ChatGPT Ads to 26 more countries on October 21, 2026, and says over 100,000 advertisers have used it. Here's how to decide whether to test it.