# Knot | Merchant connectivity API for banks and fintechs

> Knot powerfully improves products for you and your users, adding revenue-generating features and connecting cardholders to thousands of merchants.

## Connect your users to merchants everywhere

Knot builds products that connect your cardholders to hundreds of merchants — adding revenue-generating features to your product, delighting users, and increasing retention.

- [Get Started](https://www.knotapi.com/demo/)

## Trusted by

Current, PayPal, Mastercard, Visa, OnePay, RBC — Royal Bank of Canada, Bilt, Klarna, American Express, Sezzle, Venmo, Plaid, Step, Unit

- [Unit Press Release](https://updates.unit.co/announcements/knot-integration)

CardSwitcher™

## Become the default card-on-file and stay top of wallet. At (almost) every merchant.

- [How it works](https://www.knotapi.com/cardswitcher/)

TransactionLink™

## Unlock SKU-Level Transaction Data

- [How it works](https://www.knotapi.com/txn-link/)

## Build easy buttons into your app. In minutes.

Knot fits into your existing tech stack in minutes, not weeks. Start with just a few lines of code and take your product to the next level — without changes to your infrastructure.

- [Easy to start](https://docs.knotapi.com/docs/quickstart)

Start building in minutes, not weeks.

- [Developer docs](https://docs.knotapi.com/docs)

We have everything you need to know.

- [Consistently reliable](https://status.knotapi.com/)

Our products offer best-in-class uptime.

"With Knot, we’ve created the easiest way for consumers to update their card information and get started with the Bilt Card."

— Brandt Smallwood, Chief Strategy Officer at Bilt

"Knot has made it effortless for our customers to update their payment methods. The impact was immediate - helping hundreds of thousands make the switch."

— Michael Costigan, Head of Business Development at OnePay

## Loved by banks, fintechs & beyond

## Personal Banking

Acquire customers and their spending by automatically connecting them with their favorite merchants, with you as the default payment method.

- [Learn more](https://www.knotapi.com/personal-banking/)

## Business Banking

Make it easy for corporate and business customers to switch to your institution, become their default payment method and capture their spend.

- [Learn more](https://www.knotapi.com/business-banking/)

## BaaS

Level up your core offerings and improve the experiences of your end users. White label our powerful product line, from the famous CardSwitcher to Subscription Manager, to outperform the competition.

- [Learn more](https://www.knotapi.com/baas/)

## Merchants

Knot helps customers update payment details, even after bank changes. This ensures uninterrupted service and secure transactions, safeguarding your revenue and enhancing customer convenience without the need for manual updates.

- [Learn more](https://www.knotapi.com/merchants/)

Get started

## Connect your product to merchants today

- [Get Started](https://www.knotapi.com/demo/)

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Canonical URL: https://www.knotapi.com/
More: [Site map](https://www.knotapi.com/sitemap.xml) · [llms.txt](https://www.knotapi.com/llms.txt) · [Developer docs](https://docs.knotapi.com)