Topic
X Energy
Start here: Top SMR developers in 2026, ranked by what they've actually built — NNN's reference piece on this topic.
AEP, Amazon and X-energy eye 960 MW SMR plant in Indiana
AEP and X-energy will study a 960 MW, 12-unit Xe-100 plant at a retired Indiana coal site, with Amazon funding development and lined up to buy the power.
UK opens Xe-100 design assessment, first HTGR in GDA pipeline
UK regulators will begin Generic Design Assessment of X-energy's Xe-100, the first high-temperature gas reactor in the pipeline, for a fleet of up to 6 GW.
X-energy and Centrus sign HALEU deal for Xe-100
X-energy and Centrus signed a phased LEU and HALEU enrichment agreement tied to initial Xe-100 fuel needs across an 11.5 GW commercial pipeline.
DOE puts $60M behind INL-led Prometheus to build reactors with AI
DOE awarded $60M over three years to the INL-led Prometheus project, a 32-partner push to apply AI across reactor design, licensing and construction.
