OpenZeppelin Contracts MCP Server vs Context7 MCP Server

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

	OpenZeppelin Contracts MCP Server Let AI agents generate audited smart contracts using OpenZeppelin Contracts libraries. Unverified 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	Developer Tools	Developer Tools
Language	TypeScript	TypeScript
Transport	stdio (local)	stdio (local)
Auth	None	API key
GitHub stars	292	28k
Last commit	1 day ago	17 days ago
Verified
Actively maintained
Install	`claude mcp add OpenZeppelinContracts -- npx -y @openzeppelin/contracts-mcp`	`npx -y @upstash/context7-mcp`
Repo	Open	Open

Verdict

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

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

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"
      ]
    }
  }
}

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

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

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

Can I use both OpenZeppelin Contracts MCP Server 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 OpenZeppelin Contracts MCP Server 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 OpenZeppelin Contracts MCP Server →View Context7 MCP Server →More comparisons →