These tools competes with
CogneevsZep
OSS graph-based memory layer for AI agents versus Long-term memory and session management for AI assistants
Compare interactively in Explore →Choose Cognee when…
- •You want graph-shaped agent memory over flat key-value stores
- •You ingest unstructured corpora and need typed entity extraction
- •You want OSS with a managed cloud option
Choose Zep when…
- •You're building a conversational AI assistant that needs session continuity
- •You need structured fact and entity extraction from conversation history
- •You want temporal memory — your AI knowing when it learned something
Side-by-side comparison
Field
Cognee
Zep
Category
Memory & Persistence
Memory & Persistence
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
OSS: FreeCloud: From $20/mo
Cloud: $99/mo
GitHub Stars
—
⭐ 4,000
Health
●85 — Active
●60 — Slowing
Cognee
OSS knowledge-graph-first memory engine for AI agents. Builds a typed graph from unstructured data and exposes graph-traversal retrieval to agents. Rising fast in 2026 alongside Mem0 and Zep.
Shared Connections1 tools both integrate with
Only Cognee (1)
Zep
Only Zep (5)
LangGraphLangChainOpenAI APICogneeGraphiti
Explore the full AI landscape
See how Cognee and Zep fit into the bigger picture — 235 tools, 543 relationships, all mapped.