Exhibit 23.3 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (Nos. 333-57533, 333-49847, 333-70195, 333-83949 and 333-94841) and on Form S-8 (No. 333-52479) of Cheniere Energy, Inc. of our report dated March 14, 2003 relating to the financial statements of Gryphon Exploration Company, which appears in this Annual Report on Form 10-K on page 78. KPMG LLP Houston, Texas March 26, 2003