The Department of War requires a modernized Secure Unclassified Network (SUNet) to serve as a digital sandbox for developing and testing AI/ML tools off the main defense network. The objective is to iteratively develop a next-generation prototype optimized for rapid experimentation, collaboration, and data labeling. This call seeks innovative commercial solutions to support the rapid fielding of this modernized system. The description includes several amendments for clarification and deadline adjustments.

The Department of War requires a modernized Secure Unclassified Network (SUNet) to serve as a digital sandbox for developing and testing AI/ML tools off the DoDIN. The objective is to iteratively develop a next-generation prototype optimized for rapid experimentation, collaboration, and data labeling. A virtual Q&A session will be hosted on or about February 12, 2026, for which vendors must register by 2:00 PM ET on February 10, 2026. The performance location and budget are not specified in this description.

The Department of War requires a modernized Secure Unclassified Network (SUNet) to serve as a digital sandbox for developing and testing AI/ML tools off the main DoD network. The objective is to iteratively develop a next-generation prototype optimized for rapid experimentation, collaboration, and data labeling. A virtual Q&A session will be hosted on or about February 12, 2026, for which vendors must register by 2:00 PM ET on February 10, 2026. The performance location is not specified, and no budget information is provided.