Chaos Rig
Verified IntegrationClient Configuration
— Connect Chaos Rig to Claude Desktop or Cursor in seconds{
"mcpServers": {
"chaos-rig": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-chaos-rig"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Simulates a local MCP server that allows on-demand failures to rigorously test client resilience.
7/21/2026
Open Source
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for Chaos Rig
Chaos Rig is a local MCP (Message Control Protocol) server designed to simulate various failures (authentication, tool availability, network reliability) to help developers rigorously test their MCP client's resilience and error handling.
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