Agent memory
Long-term episodic and entity memory for an AI agent.
Knowledge graphs, vectors, temporal & full-text search in one engine — for agents, RAG, and company brains. Build memory yourself, or build your memory product on top of it.
curl -sSL "https://install.helix-db.com" | bashnpm install @helix-db/helix-dbLong-term episodic and entity memory for an AI agent.
Graph traversal and vector search for grounded answers.
Search people, projects, documents, and decisions together.
Map dependencies, then search a codebase semantically.
Combine relationships and similarity for contextual ranking.
Deploy, query, and manage HelixDB through an MCP agent.
Persist graph and vector data directly on durable object storage.
Graph traversal, vector, full-text, and temporal search.
Perform any pre-filter before ranking FTS and vector results.
Commit graph and vector writes together, or roll them back together.
Low-latency transactional reads and writes for live applications.
Scale gateways and database nodes without a single point of failure.
Keep tenant data isolated while sharing the same infrastructure.
Run HelixDB inside your application without a separate database server.
Apache 2.0 licensed and developed in the open on GitHub.
Mac • Linux • Windows
In-memory · on-disk
Self-hosted server
In-memory · on-disk · object storage
Distributed • Managed infra
Distributed • Your infra
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