What it means
In affiliate marketing, cookie a small data file stored in a visitor's browser that tracks which affiliate referred them. The cookie persists for a set duration (cookie window) to attribute future conversions.
Why it matters
Whether you're launching a new affiliate program or scaling an existing one, understanding cookie helps you make better decisions about commission structures, partner recruitment, and growth tactics. Most SaaS founders run into this concept early and benefit from a clear mental model before they start building.
See also
Related terms in the affiliate marketing glossary that connect to cookie:
- Cookie Duration -- The length of time a tracking cookie remains active in a visitor's browser. If the visitor converts within this windo...
- Cost Per Acquisition (CPA) -- The total cost to acquire one customer through affiliate marketing, including commissions and program overhead. A key...
- Cost Per Click (CPC) -- A payment model where affiliates earn a fixed amount for each click on their affiliate link, regardless of whether th...