KING OF PRUSSIA, Pa., April 29, 2005 – GSI Commerce Inc. (Nasdaq: GSIC) today announced it intends to file a registration statement with the SEC for a proposed public offering of approximately 1,500,000 shares of its common stock to be sold by the company and approximately 1,500,000-2,500,000 shares of common stock to be sold by certain selling stockholders, including Michael Rubin, chairman and CEO of the company, SOFTBANK Capital Partners and Rustic Canyon Partners, subject to market and other conditions. In addition, the company and the selling shareholders expect to grant the underwriters of the offering an over-allotment option to purchase up to an additional 450,000-600,000 shares of common stock.