India’s C-DAC to purchase Rigetti’s 108-qubit quantum computer for US$8.4m

The quantum computer is scheduled to be delivered in the 2nd half of 2026, and will be integrated into C-DAC's supercomputing data centre at Bengaluru.

Deyana Goh - Editor
2 Min Read
Photo by Planet Volumes on Unsplash

Rigetti Computing, Inc. announced that it has received a US$8.4 million purchase order to deliver a 108-qubit quantum computer to India’s Centre for Development of Advanced Computing (C-DAC), an R&D organization of the Ministry of Electronics and Information Technology. The system will be installed on-premises at C-DAC’s Bengaluru center and is scheduled to be deployed in the second half of 2026.

Although not explicitly mentioned in the announcement, this order is presumably for Rigetti’s Cepheus™-1-108Q system, which the company hopes to launch in the first quarter of 2026. This system utilizes Rigetti’s chiplet-based architecture, which combines multiple 9-qubit chiplets to form a larger and more powerful chip.

This will be C-DAC’s first on-premises quantum computer, and will be installed into the organization’s superconducting data centre and systems. C-DAC plans to develop its hybrid classical-quantum supercomputing capabilities, for which it signed a Memorandum of Understanding (MOU) with Rigetti in September 2025.

“We are honored that C-DAC has recognized the value of Rigetti’s quantum computing technology and expertise by selecting our system for the first quantum computer to be installed and integrated into their supercomputing data center and systems. Our open and modular architecture enables the hands-on R&D and innovation C-DAC requires to bring hybrid classical-quantum supercomputing to their community of scientific and industrial partners,” says Dr. Subodh Kulkarni, Rigetti CEO. 

Currently, C-DAC’s researchers are able to experiment on Qniverse, the organization’s quantum software development environment, which has been integrated with IBM’s quantum hardware.

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Deyana Goh is the Editor for Quantum Spectator. She is fascinated by well-identified as well as unidentified flying objects, is a Star Trek fan, and graduated with a Bachelor's Degree in Political Science from the National University of Singapore.