Build a custom
ad server
in just weeks

Kevel's ad APIs make it easy to monetize your site and app with user-friendly native ads, sponsored listings, and more.

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Kevel Customer, WeTransfer, Natascha Chamuleau, Chief Advertising Officer
"Kevel's ad server APIs offer the freedom to own our ad monetization tech stack."
Natascha Chamuleau, Chief Advertising Officer

"With Kevel we built the exact ad server we wanted. No other solution could provide this flexibility."

VP of Product, Ticketmaster

Build your own ad platform in just weeks

Kevel’s ad APIs provide the infrastructure for ad serving, targeting, and reporting. Don't reinvent the wheel — leave the plumbing to Kevel and focus on building an ad product as unique as you.

Tech deep dive

Built for developers. Trusted by enterprises.

curl -H 'Content-Type:application/json' \
  -X POST \
  -d '{"placements":[{
  "user":{"key":"abc"}}' \
{ "user": { "key": "abc" },
  "decisions": {
    "div1": {
      "adID": 1234567,
      "creativeID": 7654321,
      "flightID": 9876543,
      "campaignID": 3456789,
      "clickURL": "",
      "imageURL": "",
      "height": 250,
      "width": 300,

APIs and SDKs to bring your vision to life.

  • Target using first-party data
  • Create self-serve advertising portals
  • Employ first and second price auctions
  • Offer city and geo-radius targeting
Kevel Example Ad Solution
Kevel Example Ad Solution
Kevel Example Ad Solution
Kevel Example Ad Solution
Kevel Example Ad Solution
Kevel Example Ad Solution

Maximize revenue. Save time & cost.

  • Launch an MVP quickly, without hiring more engineers
  • Easily add new features to your homegrown solution
  • Bypass ad blockers with ad server APIs
  • Automate your current manual processes

Drive new revenue without compromising on security or the user experience

Fast response times

As low as 50ms


No cookies or JS tags


99.999% uptime

SAAS pricing

No rev share model

Discover how others use Kevel to monetize with ad server APIs

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