Mem0

Agent-enablingFreemium

Mem0 adds durable memory to agents, copilots, and coding tools through hosted APIs, SDKs, a CLI, and an Apache-licensed open-source path. It is a fit when products need to remember user preferences, project context, or prior decisions across sessions without building the full memory layer from scratch.

Persistent memory layer for agents, copilots, and coding tools

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Overview

About Mem0

Mem0 is a persistent memory layer for AI applications and coding agents. Its current product surface spans hosted memory APIs plus OpenMemory, an MCP-compatible memory layer that captures preferences, organizes them by type, and retrieves project-scoped context on demand.

Features

OpenMemory MCP support for coding agents and MCP-compatible clients
Automatic capture of preferences, patterns, and project setup details
Project-scoped retrieval so the right memory is injected for the current repo or workflow
Memory typing, tagging, editing, versioning, and access logs for governance
Advanced retrieval options including graph memory and criteria-based reranking

So agents can…

Remember user preferences, repo conventions, and prior decisions across sessions
Pull relevant semantic or episodic context before answering repeated or long-running tasks
Reduce repetitive prompting by reusing stored implementation notes, troubleshooting history, and project summaries

Listing decision

Why Mem0 is listed

Mem0 is a memory layer that agents and applications integrate for persistence and retrieval; it augments an agent’s context rather than serving as the primary autonomous agent.

Before you choose

Fit and limitations

Best for

Agents and AI applications that need reusable user preferences, project context, or other memories across conversations and sessions.

Known limitations

The self-managed option makes the operator responsible for vector-database, model-provider, and hosting costs and for configuring and maintaining that infrastructure.

Sources

Sources and verification

First-party unless marked otherwise. Each link supports only its adjacent claim.

Mem0 Platform overview
Mem0 documents a managed memory service for agents with persistent memories, hosted vector and graph services, reranking, audit logs, and workspace governance.
official documentation · accessed Sep 3, 2026
Mem0 Platform versus open source
Mem0 documents hosted and self-managed options with REST, Python, and JavaScript interfaces and identifies the open-source implementation as Apache-2.0.
official documentation · accessed Sep 3, 2026
Mem0 source repository
The maintained repository provides an embeddable library, a self-hosted server, a cloud-platform path, and a CLI for adding and searching memories.
official repository · accessed Sep 3, 2026
Mem0 pricing
Mem0 publishes free, fixed-price, and custom managed-platform plans with request allowances.
official pricing · accessed Sep 3, 2026
Mem0 license
The Mem0 open-source repository is licensed under Apache-2.0.
official license · accessed Sep 3, 2026