Knot is the first merchant connectivity platform offering card-on-file switching for hundreds of online merchant accounts. Major financial institutions and startups embed Knots SDK to power customer experiences. Headquartered in New York City, Knot was founded in 2021 by Rory and Kieran OReilly and is backed by leading investors, including Nava Ventures, 8VC, American Express, Plaid, and many more.