Leiki is now part of DoubleVerify

The new standard of content & audience analysis

Leiki builds the most powerful and flexible Semantic AI technology for online media. Whether you’re a publisher, an adtech company, or an advertiser, Leiki’s meticulously designed APIs and unparalleled functionality help you provide the best possible services for users. 

Content profiling

Automatically tag content with custom tag sets. Available in 30+ languages.

content discovery

Show visitors relevant content across sites, automatically on each page.

create segments

Maximize revenue from your content by quickly creating tailored audience segments.

custom audiences

Buy any programmatic audience you can come up with for targeting campaigns.

Try our technology yourself!

Industries we serve

Thousands of publishers, advertisers, and retailers in Europe and the US are scaling faster and more efficiently by using Leiki’s technology for their businesses. We’ve mainly served customers in the following industries but let’s have a chat if you don’t find yours here.


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View use cases


View use cases


View use cases


View use cases

Ready to get started?

Try our free demo, or get in touch.

Our latest news

Leiki service is now available in 30 languages

Have you heard the good news? Our Semantic AI service is now available in 30 languages. As the number of Leiki’s customers and end users continue to grow worldwide, it should come as no surprise that the demand for new languages is high. Our ontology team is working...

Otavamedia boosts CTR with Leiki SmartMedia

Fast and reliable content discovery is a critical component to Otavamedia’s strategy. Using Leiki’s semantic AI, SmartMedia delivers readers related content and increases the sites’ traffic.