Webhook Crash Lab MCP Server: Install & Setup

Install Webhook Crash Lab in Claude Code

Claude Code

claude mcp add webhook-crash-lab -- npx -y webhook-crash-lab-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "webhook-crash-lab": {
      "command": "npx",
      "args": [
        "-y",
        "webhook-crash-lab-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Webhook Crash Lab MCP server do?

Lets coding agents crash-test webhook handlers and re-run until they survive retries.

Is the Webhook Crash Lab MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Webhook Crash Lab run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Webhook Crash Lab to Claude Code?

Run: claude mcp add webhook-crash-lab -- npx -y webhook-crash-lab-mcp

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