Self-Hosted Commercial License Terms
Black Forest Labs
FLUX [dev] Self-Hosted Commercial License Terms
Last Updated: June 26, 2025
These FLUX [dev] Self-Hosted Commercial License Terms (“Commercial License Terms”) govern your access, download, and hosting of certain FLUX AI Models. They are a part of, and incorporated into, the (“Developer Terms”). By agreeing to these Commercial License Terms, you also agree to the Developer Terms (collectively, the “Terms”). Capitalized terms used but not otherwise defined in these Commercial License Terms have the meanings given to them in the Developer Terms. In the event of any conflict between these Commercial License Terms and the Developer Terms, these Commercial License Terms will control, but solely with respect to your access, download, and hosting of our FLUX AI Models.
1. Self-Hosting. We make certain FLUX AI Models – and various elements of the models, such as the algorithms, software, checkpoints, parameters, source code (inference code, evaluation code, and fine-tuning code) – available for download and hosting via our and third-party developer platforms. These models and their elements are branded “FLUX [dev]” (collectively, the “FLUX [dev] Models”). These Commercial License Terms will allow you to create and host FLUX [dev] Models and Derivatives of the FLUX [dev] Models that we make available for self-hosting on the developer platform and that you choose to use (“Licensed FLUX [dev] Models”), solely for the purpose of integrating them into a Customer Application. These Commercial License Terms do not grant you a license to use, download, access, or make Derivatives of any FLUX AI Model that is not made available by us for self-hosting via the developer platform or any FLUX [dev] Model or Derivatives of that FLUX [dev] Model that you have not selected for use on our developer platform.
2. License. If you choose to self-host a Licensed FLUX [dev] Model then, subject to the Terms, we grant you a limited, non-exclusive, worldwide, non-transferable, non-sublicensable license to (i) download, install, host, access, and use a copy of the Licensed FLUX [dev] Model you selected (and we offered for use) on the developer platform, (ii) download, create and store permitted Derivatives of the same Licensed FLUX [dev] Model, and (iii) integrate the same Licensed FLUX [dev] Model or permitted Derivatives into your Customer Application for access by your End Users. This license does not include the right — and you are expressly prohibited from — distributing Licensed FLUX [dev] Models, FLUX [dev] Models, FLUX AI Models, or Derivatives to third parties through an application program interface (“API”) endpoint, reselling the Licensed FLUX [dev] Models, FLUX [dev] Models, FLUX AI Models, or Derivatives, or distributing the Licensed FLUX [dev] Models, FLUX [dev] Models, FLUX AI Models, or Derivatives to third parties via any means not expressly provided in these Terms. Any restrictions set on the FLUX AI Models in these Commercial License Terms or the Developer Terms also apply to Licensed FLUX [dev] Models and Derivatives. If you wish to provide a FLUX [dev] Model or FLUX AI Model to your users through an API, please .
3. Fees. Fees for the use of a FLUX AI Model pursuant to these Commercial License Terms are available at . The Fees may be charged up-front and/or over time as a subscription, depending on the plan you choose.
4. Content Filters and Labelling. As part of your use of a Licensed FLUX [dev] Model, you must (i) implement and maintain content filtering measures for your use of the Licensed FLUX [dev] Model or permitted Derivatives to prevent the creation, display, transmission, generation, or dissemination of unlawful or infringing content, or (ii) ensure Output undergo review for unlawful or infringing content before public or non-public distribution, display, transmission or dissemination. You must follow applicable law for your use of the Licensed FLUX [dev] Model or permitted Derivatives to create, display, transmit, generate, or disseminate harmful content. You must comply with applicable law on content provenance measures in your use of the FLUX [dev] Model or permitted Derivatives.
FOR THE AVOIDANCE OF DOUBT, WE HEREBY DISCLAIM ANY AND ALL WARRANTIES THAT THE FLUX SERVICES OR ANY LICENSED FLUX [DEV] MODEL WILL INTEGRATE OR FUNCTION WITH YOUR CONTENT FILTERING, AND YOU ACKNOWLEDGE THAT YOU HAVE NOT ENTERED INTO THIS AGREEMENT IN RELIANCE UPON ANY WARRANTY OR REPRESENTATION. YOU AGREE AND ACKNOWLEDGE THAT WE HAVE NO CONTROL OVER YOUR CONTENT FILTERING AND CONTENT PROVENCE MEASURES AND THAT YOU MAY NEED TO CHANGE, UPDATE, OR REENGINEER YOUR CONTENT FILTERING, CONTENT PROVENENCE, OR THE CUSTOMER APPLICATION AT YOUR COST TO ENABLE THEM TO BE COMPATIBLE AND/OR INTERFACE WITH THE FLUX SERVICES OR THE LICENSED FLUX [DEV] MODELS AND TO COMPLY WITH APPLICABLE LAW. We reserve the right to require you to use content filtering and content provenence controls we provide or endorse, without any liability to us under these Terms. In addition to your indemnification obligations in the Developer Terms, you agree to indemnify and defend us from any third-party claims based on your, or your End Users, Output, including your content filtering, content moderation, or content provenence measures, or the failure to implement any of the foregoing.
5. Maintenance, Updates, and Removal. We will have no obligation to provide any updates, maintenance, support, installation, or training services for the Licensed FLUX [dev] Models or Derivatives. We may publicly release a new version or update of any FLUX AI Models containing improvements, adjustments, enhancements, error-fixes, or modifications (“Updates”) or remove any FLUX AI Model at any time, in our sole discretion. To the extent you previously downloaded and acquired a license to a Licensed FLUX [dev] Model before its removal, you may continue to use that Licensed FLUX [dev] Model subject to continued payment of any Fees, unless we notify you that you must delete and stop using it or any Derivatives. You agree that you will delete and stop using any Licensed FLUX [dev] Model, FLUX [dev] Model, FLUX AI Model, or Derivative we notify you must be deleted. Your use of any version of a FLUX [dev] Model that has been removed or that is not the latest version available to you is entirely at your own risk, and we will have no responsibility or liability to you in any way in connection with such use. You may purchase Updates any time after they are released, subject to any applicable Fees. We are not responsible or any of your costs required to implement, host, or begin using any Updates.
6. Reporting. As part of Your use of a Licensed FLUX [dev] Model, you must provide us certain data related to your use of the Licensed FLUX [dev] Model or Derivatives, such as the number of images that are generated by the Licensed FLUX [dev] Models or Derivatives, or we may require you to use software to track and report usage to us. You agree to provide us those metrics or use any required software to collect that data for us.
7. Model Deletion. In the event that your license to use any particular Licensed FLUX [dev Model expires or terminates — including with respect to all Licensed FLUX [dev] Models in the event of termination or expiration of the Terms or these Commercial License Terms — you agree to immediately cease all use of, and delete, the applicable Licensed FLUX [dev[ Models, Derivatives, and any related Black Forest Labs Technology from any and all of your systems and Customer Applications.
8. FLUX API Use. These Commercial License Terms do not grant you access to use the FLUX API to access our FLUX AI Models. If you would like to use the FLUX API, please see the .