Stronger defence collaborations between the United States and India are driving innovation in underwater communication technologies, aimed at enhancing military coordination in the Indo-Pacific region. Startups like Airbotix and AIKairos, both recipients of the INDUS-X Joint IMPACT Challenge, are at the forefront of this initiative, developing advanced systems that facilitate seamless communication among submarines, ships, and autonomous underwater vehicles (AUVs) from different nations.

Launched in 2023, the INDUS-X initiative aims to foster partnerships between US and Indian defense companies, startups, and academic institutions to enhance military capabilities. This collaboration was reinforced by a joint leaders' statement in February 2025 from President Donald Trump and Prime Minister Narendra Modi, who also announced the creation of INDUS Innovation to further strengthen industry and academic ties.

AIKairos focuses on creating hardware and software for detecting underwater threats. Their technology includes a proprietary receiver capable of deciphering signals from various sources, allowing submarines from allied countries to communicate effectively about potential threats. This capability is particularly vital for the Quad nations—comprising the US, India, Japan, and Australia—ensuring interoperability among their naval forces.

Similarly, Airbotix is developing communication systems that enable robust interaction between submarines and surface vessels even in challenging underwater environments. The startup has designed its technology in-house, integrating sensors and amplifiers to ensure secure communication through encrypted acoustic signals. This innovation not only enhances intelligence and reconnaissance capabilities but also positions India as a competitive player in the global underwater communication market.

Both companies underscore that their technologies are crucial for maintaining security in the Indo-Pacific region amidst increasing submarine proliferation and strategic competition. The unpredictable nature of underwater environments makes effective communication essential for military operations, especially as nations like China expand their naval capabilities.

In summary, the advancements made by these start-ups under the INDUS-X initiative reflect a significant step towards enhancing defence collaboration between India and the US, leveraging cutting-edge technology to address challenges in underwater communication and bolster regional security in the Indo-Pacific.

Agencies