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Agent Memory & RAG

Graphiti

Graphiti is an open-source Python framework for building and querying temporal knowledge graphs, also described as context graphs, for AI agents. It stores entities, relationships, facts and source episodes while preserving temporal validity and provenance.

Independent OpenViST project profile, based on linked sources.

Graphiti — OpenViST project profile in Agent Memory & RAG.
OpenViST project illustration. See the linked sources for product details.
Understand the project

Practical overview

When it fits

Use Graphiti when an AI application must combine changing conversations, profiles or other structured and unstructured data while retaining historical context and source provenance.

Who it is for

  • Developers building AI agents with evolving context.
  • Teams creating agent memory or retrieval-augmented generation systems.
  • Python developers who want a self-managed knowledge-graph framework.

Documented uses

  • Store time-sensitive entities and relationships for agent memory.
  • Track how facts and relationships change over time.
  • Retrieve context using semantic, keyword and graph-traversal methods.
  • Build knowledge-graph-backed RAG applications with historical context.
  • Trace derived facts back to the raw episodes that produced them.
Before you choose

Requirements & limits

The repository is public, active in the supplied status data, and licensed under Apache-2.0. The documented deployment model for Graphiti is self-hosted.

  • Temporal validity windows distinguish current facts from superseded ones.
  • Episodes preserve the source stream behind derived entities and relationships.
  • Incremental updates avoid requiring complete graph recomputation.
  • Hybrid retrieval combines semantic search, keyword search and graph traversal.
  • Graphiti requires developers to provide the surrounding application, tools and third-party graph database.

Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.

Evidence and transparency

Sources & review

Source record details
Source availability
Active
Sources checked
30 September 2026
Original website title
getzep/graphiti · Official homepage title · retained in its source language

Related options

Zep — The repository documentation describes Zep as a managed context-graph service built around Graphiti's open-source framework, while Graphiti is the self-managed framework for buildi

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