We hereby consent to the incorporation by reference in the Registration Statements (No. 333-112019 and 333-112018) on Form S-3 and (No. 333-34230) on Form S-8 of LivePerson, Inc. and subsidiaries of our reports dated March 10, 2006, relating to the consolidated financial statements, and the effectiveness of LivePerson, Inc.’s internal control over financial reporting, which appear in this Annual Report on Form 10-K.