# underlineMCP > underlineMCP lets AI assistants find Canadian media opportunities for advertising campaigns. An advertiser's assistant sends a brief and receives the sponsorships, branded content, podcasts, newsletters and events that fit, with fit scores and dated sources. Media keep their inventory current by talking to their own assistant. Free for advertisers and agencies. Bilingual: English and French. ## Pages - [Home (English)](https://underlinemcp.com/en/): promise, platform numbers by province, example briefs and selections, how it works, FAQ - [Accueil (Français)](https://underlinemcp.com/fr/): même contenu en français - [For media](https://underlinemcp.com/en/media): how media list their kit, update it through an assistant and see missed demand - [Pour les médias](https://underlinemcp.com/fr/media) - [Contact](https://underlinemcp.com/en/contact) · [Nous joindre](https://underlinemcp.com/fr/contact) ## For AI assistants - [Connection instructions](https://underlinemcp.com/connect.md): how to add the underlineMCP MCP server and send a brief ## Facts - Audience: advertisers, agencies and media planners in Canada; media publishers (magazines, podcasts, newsletters, radio, TV, events). - Data handling: the advertiser's name is never stored; aggregate demand is shown to media only for groups of at least 5 briefs. - Relationship to AdCP: complementary. underlineMCP covers non-standard inventory (sponsorships, branded content, events); it does not sell media or take commission.