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About
A demo server that exposes every prompt, tool, and resource type — useful for testing MCP clients.
Example tools
Illustrative tool names — the actual tool set is defined by the server at runtime.
list_resources
Enumerate resources exposed by this MCP
get_resource
Fetch a resource by ID
invoke
Invoke the primary action of this MCP
Screenshots
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Frequently Asked Questions
Common questions about Everything MCP.
- What is the Everything MCP server for?
- The Everything MCP server is a reference implementation designed to exercise every feature of the Model Context Protocol. It is primarily useful for testing MCP clients and understanding the full scope of available prompt, tool, and resource types.
- How can I use the Everything MCP with a client?
- To use this server, you typically clone its repository and run it locally. You then configure your MCP client, such as Claude Desktop, Cursor, or Cline, to connect to the local server's stdio transport. Specific connection steps will vary by client.
- Does the Everything MCP require authentication or API keys?
- No, the Everything MCP server uses a 'none' authentication type. It does not require any API keys, OAuth tokens, or other credentials to operate. This simplifies its use for testing and development.
- What capabilities does the Everything MCP demonstrate?
- This server is designed to expose every prompt, tool, and resource type defined by the Model Context Protocol. It serves as a comprehensive example for developers building or testing MCP clients to interact with various MCP features.
- Are there any known limitations of the Everything MCP?
- As a reference and demo server, the Everything MCP may not be optimized for production use cases or performance. Its primary purpose is to showcase features rather than provide a high-throughput or robust service.
Install Everything MCP
Claude Desktop
Add this to claude_desktop_config.json.
{
"mcpServers": {
"everything": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-everything"
]
}
}
}Cursor
Add this to ~/.cursor/mcp.json.
{
"mcpServers": {
"everything": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-everything"
]
}
}
}VS Code
Add this to your workspace settings.json.
{
"mcp.servers": {
"everything": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-everything"
]
}
}
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