Cognee

Cognee is the open-source agent memory platform for LLM agents. Build persistent memory across sessions with graph, vector, and relational retrieval that runs self-hosted, in Docker, on-prem, or on Cognee Cloud.

If you need a chatbot option, Cognee is one to shortlist — cognee.ai, paid. Bookmark the official domain cognee.ai for signup, docs, and the latest release notes.