Memory (Knowledge Graph) vs Context7 MCP Server

A side-by-side comparison of two AI, Data & Knowledge servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Memory (Knowledge Graph) Official MCP server providing persistent, file-backed knowledge-graph memory across sessions. Verified stdio (local) No auth TypeScript	Context7 MCP Server Up-to-date, version-specific library documentation injected into your coding agent. Verified stdio (local) API key TypeScript
Category	AI, Data & Knowledge	Developer Tools
Language	TypeScript	TypeScript
Transport	stdio (local)	stdio (local)
Auth	None	API key
GitHub stars	74k	28k
Last commit	5 months ago	15 days ago
Verified
Actively maintained
Install	`npx -y @modelcontextprotocol/server-memory`	`npx -y @upstash/context7-mcp`
Repo	Open	Open

Verdict

Pick Memory (Knowledge Graph) if you prefer the more popular, battle-tested option, and you want zero-setup with no API key.

Pick Context7 MCP Server if you prefer its approach (up-to-date, version-specific library documentation injected into your coding agent).

Add Memory (Knowledge Graph)

Install / run

npx -y @modelcontextprotocol/server-memory

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "memory-knowledge-graph": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-memory"
      ],
      "env": {
        "MEMORY_FILE_PATH": "/absolute/path/to/memory.jsonl"
      }
    }
  }
}

Add Context7 MCP Server

Install / run

npx -y @upstash/context7-mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "context7-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@upstash/context7-mcp"
      ],
      "env": {
        "CONTEXT7_API_KEY": "<optional-your-context7-api-key>"
      }
    }
  }
}

FAQ

Memory (Knowledge Graph) or Context7 MCP Server — which is better?

Pick Memory (Knowledge Graph) if you prefer the more popular, battle-tested option, and you want zero-setup with no API key. Pick Context7 MCP Server if you prefer its approach (up-to-date, version-specific library documentation injected into your coding agent).

Can I use both Memory (Knowledge Graph) and Context7 MCP Server?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Memory (Knowledge Graph) and Context7 MCP Server work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Memory (Knowledge Graph) →View Context7 MCP Server →More comparisons →