Amazon secured a license for Project Kuiper in the FCC’s 2020 processing round.

Source: https://spacenews.com/fcc-adopts-revised-ngso-spectrum-sharing-rules/

Amazon’s license with the Federal Communications Commission that it must launch half of Project Kuiper by 2026.

Source: https://gizmodo.com/amazon-project-kuiper-internet-satellites-ula-launch-1850886308

Amazon’s Project Kuiper, akin to SpaceX’s Starlink, is designed to deliver fast and affordable broadband internet globally, targeting underserved regions.

Source: https://gizmodo.com/spaceflight-news-2023-nasa-spacex-blue-origin-boeing-1851102455

Amazon stated that they made an initial investment of $10 billion for Project Kuiper.

Source: https://spaceflightnow.com/2023/10/05/atlas-5-to-deliver-first-amazon-internet-satellites-to-orbit-on-friday/

TAMPA, Fla. — Japanese satellite operator Sky Perfect JSAT and an investor in the company that also owns telcos in the country have partnered to sell services from Project Kuiper, Amazon’s broadband constellation set to begin launches next year.

Source: https://spacenews.com/amazons-project-kuiper-nets-first-broadband-partnership-in-asia/

Verizon had also announced that it would use Amazon's Project Kuiper satellites (none of which has been launched into orbit yet) to expand its mobile network.

Source: https://www.cnet.com/tech/mobile/at-t-asks-fcc-to-block-t-mobile-from-expanding-network-with-spacex-satellites/