EXHIBIT 23.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We have issued our report dated March 24, 2004, accompanying the financial statements of SmartServ Online, Inc. and Subsidiaries contained in the Registration Statement and Prospectus. We consent to the use of the aforementioned report in the Registration Statement and Prospectus, and to the use of our name as it appears under the caption "Experts." /s/Grant Thornton LLP Philadelphia, PA July 23, 2004