Is Nexus Memory free?

Yes, Nexus Memory is free to use.

How do I install Nexus Memory?

Nexus Memory is a local plugin. Install it using npm package: nexus-memory-mcp and add the generated configuration snippet to your AI app's MCP config file. Then restart your AI app.

What credentials does Nexus Memory need?

Nexus Memory requires the following credentials or environment variables: NEXUS_API_KEY. You can find setup instructions on the server detail page.

What AI apps work with Nexus Memory?

Nexus Memory uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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Nexus Memory MCP Server

by KairosMobius

Developer ToolsLow Risk10.0MCP RegistryLocal

Free

Server data from the Official MCP Registry

Persistent semantic memory for AI agents with knowledge graphs and Intelligence Packs.

About

Persistent semantic memory for AI agents with knowledge graphs and Intelligence Packs.

What You'll Need

Set these up before or after installing:

API key for Memory Nexus (get at bot-marketplace-production.up.railway.app or via /v1/trial/start)Optional

Environment variable: NEXUS_API_KEY

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-kairosmobius-nexus-memory-mcp": {
      "env": {
        "NEXUS_API_KEY": "your-nexus-api-key-here"
      },
      "args": [
        "-y",
        "nexus-memory-mcp"
      ],
      "command": "npx"
    }
  }
}

Security Report

10.0

Low Risk10.0Low Risk

Valid MCP server (3 strong, 4 medium validity signals). No known CVEs in dependencies. Imported from the Official MCP Registry. Trust signals: trusted author (3/3 approved). 1 finding(s) downgraded by scanner intelligence.

4 files analyzed · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

env_vars

Check that this permission is expected for this type of plugin.

file_system

Check that this permission is expected for this type of plugin.

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Local

Nexus Memory MCP Server

About

What You'll Need

How to Install

Security Report

Permissions Required

Findings (1)

Reviews

No reviews yet

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Nexus Memory MCP Server

About

What You'll Need

How to Install

Security Report

Permissions Required

Findings (1)

Reviews

No reviews yet

More Developer Tools MCP Servers

Toleno

mcp-creator-python

mcp-creator-typescript

FinAgent

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Document Converter