Material Agreement (Form 8-K)

Item 1.01 Entry into a Material Definitive Agreement.

On September 23, 2025, CoreWeave, Inc. (the "Company") and OpenAI OpCo, LLC ("OpenAI") entered into a new order form (the "Order Form") under the existing Master Services Agreement ("MSA") dated as of May 8, 2025, pursuant to which the Company provides OpenAI access to cloud computing capacity through fulfillment of reserved capacity orders submitted to the Company by OpenAI and as may be amended upon the Company's and OpenAI's mutual agreement. Subject to any termination described below and satisfaction of delivery and availability of service requirements, OpenAI has committed to pay the Company up to approximately $6.5 billion through May 31, 2031 under the Order Form. As a result, the Company has determined that the MSA is a material agreement within the meaning of Item 1.01 of Form 8-K.The MSA will remain in place until either all outstanding orders under the MSA are expired or terminated, or the MSA is otherwise terminated in accordance with its terms. Either party may terminate the MSA (and any order thereunder) for cause. The MSA contains customary provisions regarding representations and warranties, indemnification, and limitations on liabilities.

The foregoing description of the MSA does not purport to be complete and is qualified in its entirety by reference to the full text of the MSA, which is filed as Exhibit 10.1 to this Current Report on Form 8-Kand is incorporated herein by reference.