n8n MCP Server

Instructions

Implementation Reference

• src/tools/workflows.ts:221-250 (handler)

  Implementation of the n8n_delete_workflow tool, which registers the tool with the MCP server and executes a DELETE request to remove the workflow.

    server.registerTool(
      'n8n_delete_workflow',
      {
        title: 'Delete n8n Workflow',
        description: `Permanently delete a workflow.
  
  ⚠️ WARNING: This action cannot be undone!
  
  Args:
    - id (string): Workflow ID to delete
  
  Returns:
    Confirmation of deletion.`,
        inputSchema: IdParamSchema,
        annotations: {
          readOnlyHint: false,
          destructiveHint: true,
          idempotentHint: true,
          openWorldHint: false
        }
      },
      async (params: z.infer<typeof IdParamSchema>) => {
        await del(`/workflows/${params.id}`);
        
        return {
          content: [{ type: 'text', text: `✅ Workflow ${params.id} deleted successfully.` }],
          structuredContent: { deleted: true, id: params.id }
        };
      }
    );