Install Vyn

One config line in any MCP-compatible host.

Claude Desktop

Edit ~/Library/Application Support/Claude/claude_desktop_config.json:

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

Cursor

Run inside Cursor:

/add-plugin
# search "vyn" and click install

Cline (VS Code)

Open Cline → MCP Servers → Add Server:

{
  "vyn": {
    "command": "npx",
    "args": ["-y", "@vyn/mcp"]
  }
}

ChatGPT (Apps SDK)

Submission pending OpenAI review (Phase 5). Once approved, available in the ChatGPT Apps directory.

Hosted (any client supporting Streamable HTTP)

Endpoint:

https://mcp.usevyn.com/mcp