# citimanagecard > Learn how to activate your Citi credit card at Citi.com/activate. Follow simple steps for online activation, mobile app setup, login help, and troubleshooting. This file lists the published articles in the citimanagecard help center, grouped by collection, to help language models find and cite the right documentation. Browse the help center at https://citimanagecard.happysupport.help/en. Each article is also available as raw Markdown by appending `.md` to its URL. ## Agent tools (WebMCP) Pages of this help center expose WebMCP tools via `document.modelContext` for in-browser AI agents. A WebMCP-capable agent can call these directly instead of crawling the URLs above: - `search_help_articles` — semantic + keyword search across the help center; returns matching articles with id, link and snippet. - `read_help_article` — fetch the full markdown of one article by its id. - `list_help_articles` — list every published article with its id and link. - `find_related_help_articles` — given an article id, return semantically related articles. ## Optional - [Sitemap](https://citimanagecard.happysupport.help/sitemap.xml): All indexable help center URLs.