We are cogneezant on how hard it is to build a production grade data layer.

What began as a series of blog posts has grown into Cognee—an open-source library integrated into several products and supported by an active community.

Our story

At Cognee, we're on a mission to simplify AI data management. With over a decade of experience building scalable systems, we've seen firsthand the challenges that come with creating production-grade data layers.Our journey began with a series of blog posts, and thanks to community support and a few viral tweets, Cognee has evolved into an open-source library integrated into several products with an active community.

Founders

Vasilije Markovic, co-founder
Vasilije Markovic
CEO & Co-Founder
Boris Arzentar
CTO & Co-Founder
Boris Arzentar, co-founder

The team

Hande Kafkas
Hande Kafkas
Growth Engineer
Igor Ilic
Igor Ilic
Software Engineer
Laszlo Hajdu
Laszlo Hajdu
Software Engineer
Lazar Obradovic
Lazar Obradovic
Data Science Lead
Rita Aleksiev
Rita Aleksiev
Data Scientist

Investors

We raised 1.5 m EUR pre seed round and are backed by:
42 Cap VC logo
Angel Invest VC logo
Combination VC logo
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From the blog

What Do Most People Get Wrong About Knowledge Graphs?
What Do Most People Get Wrong About Knowledge Graphs?Explore top knowledge graph mistakes and how to fix them. Learn about semantic relationships, graph enrichment, and AI memory. Begin your smarter data journey!Read more
Knowledge Graph Query Answering (KGQA) with Cognee
Knowledge Graph Query Answering (KGQA) with CogneeLearn how Knowledge Graph question answering, Retrieval-Augmented Generation, and AI anomaly detection drive AI-powered search & personalized recommendations.Read more
Enhancing Knowledge Graphs with Ontology Integration
Enhancing Knowledge Graphs with Ontology IntegrationDiscover how integrating formal ontologies with knowledge graphs dramatically improves information retrieval, semantic understanding, and query capabilities.Read more