For 20 years, the “Sitemap” has been the standard for indexing. You create a list of URLs, you tell the search engine where it is, and then you wait. you expect the crawler to come back… eventually.

In the Agentic Web, “eventually” is too slow. News breaks in seconds. AI models update in real-time. If your content isn’t indexed now, it might as well not exist.

Enter IndexNow, an open protocol championed by Microsoft Bing and Yandex.