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Memory MCP Server for Codex

A basic implementation of persistent memory using a local knowledge graph. This lets Claude remember information about the user across chats.

Docs reviewedChecked 2026-09-20Runtime not tested

What it adds

A basic implementation of persistent memory using a local knowledge graph. This lets Claude remember information about the user across chats.

developer workflow

Get set up

  1. Run the install command below to register the server with Codex.
  2. Restart Codex or start a new thread so the tools load.
npx -y @modelcontextprotocol/server-memory
Review before running
Read the installation source

Before you install

    Compatibility & limitations

    Documented for ChatGPT desktop app, Codex CLI, Codex IDE extension

    Cursor: Not confirmed for Cursor.

      This listing is based on source documentation. We have not installed or runtime-tested this asset.

      How it fits together

      Subagent Driven Development · SkillUse when executing implementation plans with independent tasks in the current session.Finishing a Development Branch · SkillUse when implementation is complete, all tests pass, and you need to decide how to integrate the work.Fetch · MCP serverA Model Context Protocol server that provides web content fetching capabilities.Filesystem · MCP serverNode.js server implementing Model Context Protocol (MCP) for filesystem operations.Sequentialthinking · MCP serverAn MCP server implementation that provides a tool for dynamic and reflective problem-solving through a structured thinking process.Time · MCP serverA Model Context Protocol server that provides time and timezone conversion capabilities.

      Sources & provenance

      Reviewed 2026-09-20. Source revision: main (mutable; commit not pinned).