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Express
Verified · npm:@modelcontextprotocolMCP server by modelcontextprotocol · updated · ★ 14k · 488k downloads a week
Express adapters for the Model Context Protocol TypeScript server SDK - Express middleware Express is published by npm:@modelcontextprotocol from its verified domain in the official MCP Registry.
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Clear description, published package or server URL, 13,620 stars, original repository
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Install Express
Built from the published package, never by AIclaude mcp add express -- npx -y @modelcontextprotocol/expressRun in your terminal. Add --scope user to use it in every project.
{
"mcpServers": {
"express": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/express"
]
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
{
"mcpServers": {
"express": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/express"
]
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
{
"servers": {
"express": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/express"
]
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
codex mcp add express -- npx -y @modelcontextprotocol/express{
"mcpServers": {
"express": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/express"
]
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
gemini mcp add express npx -y @modelcontextprotocol/expressGemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.
MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the express block.
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Express: common questions
How do I install Express?
In Claude Code run claude mcp add express -- npx -y @modelcontextprotocol/express. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is Express the official server?
Express is published by npm:@modelcontextprotocol from its verified domain in the official MCP Registry.
Is Express free?
The code is published under the NOASSERTION licence. The service it connects to may have its own pricing.
Is Express safe to use?
It scores 88 of 100. Grades: maintenance A, licence F, quality A. The security check has not run for it yet. Review the code before you install. How grades work.
What are alternatives to Express?
Similar MCP servers: mockserver, XcodeBuildMCP, Repowise, SmartBear MCP.
Does Express work with ChatGPT?
Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.