Tata Communications will invest about $450 million to build a 10,000 km high-speed fibre network across India, adding roughly 6 Pbps capacity between FY2030 and FY2036. Rolled out in three phases, it will link AI data-centre corridors and business hubs, including the Mumbai-Pune-Hyderabad-Chennai corridor and eastern and western ecosystems, supporting hyperscalers, cloud providers and enterprises.