Context7 MCP Server vs OpenZeppelin Contracts MCP Server

A side-by-side comparison of two Developer Tools servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Context7 MCP Server Up-to-date, version-specific library documentation injected into your coding agent. Verified stdio (local) API key TypeScript	OpenZeppelin Contracts MCP Server Let AI agents generate audited smart contracts using OpenZeppelin Contracts libraries. Unverified stdio (local) No auth TypeScript
Category	Developer Tools	Developer Tools
Language	TypeScript	TypeScript
Transport	stdio (local)	stdio (local)
Auth	API key	None
GitHub stars	28k	292
Last commit	2 months ago	1 month ago
Verified
Actively maintained
Install	`npx -y @upstash/context7-mcp`	`claude mcp add OpenZeppelinContracts -- npx -y @openzeppelin/contracts-mcp`
Repo	Open	Open

Verdict

Pick Context7 MCP Server if you prefer the more popular, battle-tested option, and you want a verified, documented setup.

Pick OpenZeppelin Contracts MCP Server if you want zero-setup with no API key, and you need the broadest set of tools.

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>"
      }
    }
  }
}

Add OpenZeppelin Contracts MCP Server

Install / run

claude mcp add OpenZeppelinContracts -- npx -y @openzeppelin/contracts-mcp

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

{
  "mcpServers": {
    "openzeppelin-contracts-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@openzeppelin/contracts-mcp"
      ]
    }
  }
}

FAQ

Context7 MCP Server or OpenZeppelin Contracts MCP Server — which is better?

Pick Context7 MCP Server if you prefer the more popular, battle-tested option, and you want a verified, documented setup. Pick OpenZeppelin Contracts MCP Server if you want zero-setup with no API key, and you need the broadest set of tools.

Can I use both Context7 MCP Server and OpenZeppelin Contracts 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 Context7 MCP Server and OpenZeppelin Contracts MCP Server work with Claude, Cursor and Windsurf?

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

View Context7 MCP Server →View OpenZeppelin Contracts MCP Server →More comparisons →