Index live · v1.7.0 · OCT 6 2026

Memory & State

Persistence across sessions — vector recall, knowledge graphs, and stateful agent runtimes.

3 tools indexed

Mem0

by Mem0

Apache-2.0

A memory layer that extracts and recalls durable facts across sessions.

HybridPythonTypeScript
Memory & State
Open sourceOpen

Zep

by Zep

Apache-2.0

Temporal knowledge graph memory that tracks how facts change over time.

HybridPythonTypeScript
Memory & State
Open sourceOpen

Letta

by Letta

Apache-2.0

Stateful agent runtime with self-editing memory, from the MemGPT research.

HybridPythonTypeScript
Memory & State
Open sourceOpen

Other layers

Agent FrameworksOrchestration & WorkflowsAI SandboxesHosting & DeploymentCoding Agents & CLIsMCP InfrastructureObservability & EvalsData & BackendVector & RetrievalAuth & Governance

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