Cognee
Open-source memory platform that builds knowledge graphs so agents keep long-term memory.
Updated
✨ Try AgentScout's free AI image generator →Good for: memory for agents
Use cases
About Cognee
Cognee is listed in our memory & RAG category and is aimed at builders. Open-source memory platform that builds knowledge graphs so agents keep long-term memory. Pricing, as the maker states it: Open source + cloud. Maturity: Mature. We last checked the official link on 2026-10-16.
What is Cognee?
Cognee is a free, open-source AI memory platform that gives agents persistent long-term memory across sessions. It turns documents, code and conversations into a self-hosted knowledge graph your agents can search and reuse.
The project says it relies on free small models that run on your CPU, and it has published a research paper on knowledge graphs and LLMs. A cloud option is available.
Sources: the official README and our directory listing, checked 2026-10-18. Official site: cognee.ai.
Who is Cognee for?
Developers who want self-hosted, graph-based long-term memory for agents.
Cognee at a glance
- Open source: Yes (Apache License 2.0)
- GitHub: topoteretes/cognee · 32,619 stars (as of Oct 21, 2026)
Key features
- Knowledge graph from documents, code and chats
- Self-hosted
- Runs on CPU with small models
- Open source plus cloud
Cognee FAQ
What is Cognee?
Cognee is a free, open-source AI memory platform that gives agents persistent long-term memory across sessions. It turns documents, code and conversations into a self-hosted knowledge graph your agents can search and reuse.
Who is Cognee for?
Developers who want self-hosted, graph-based long-term memory for agents.
Is Cognee free?
Cognee's pricing, as the maker states it: Open source + cloud. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is Cognee open source?
Yes. Cognee is released under the Apache License 2.0, according to its GitHub repository.
What are alternatives to Cognee?
Similar tools include Graphiti, LanceDB, OpenViking, Memanto, KiwiFS and LeanCTX.
Cognee ratings and reviews
Be the first to rate Cognee: tap 1 to 5 stars below. A written review is optional.
Cognee alternatives
Other memory & RAG tools in our directory. See all memory & RAG tools →
Graphiti
Builds real-time, temporal knowledge graphs that serve as memory for AI agents.
LanceDB
Open-source multimodal vector database for search, RAG and agent memory.
OpenViking
Context database for AI agents that keeps memory, knowledge and skills in one inspectable virtual filesystem agents can navigate.
Memanto
Memory agent that manages what your other agents keep, resolve and forget across platforms.
KiwiFS
A markdown filesystem for agents and teams: searchable, structured and versioned knowledge in a single binary that agents can read and write.
LeanCTX
Open-source context gateway that sits between AI tools and your code and data to control and shrink what the model sees.
Related lists
🏆 Ranked in: Hindsight alternatives · Cognee alternatives
🔁 Listed in: Hindsight alternatives
Badge for makers
Built Cognee? Add this badge to your README or site. It links back to this page. About badges
