New Delhi, Oct. 22 -- Tata Consultancy Services Ltd (TCS) is the lone ranger among the top five in the information technology (IT) services industry charting a separate artificial intelligence strategy with its $6.5-billion push to build and manage data centres.

The other four are integrating their AI approaches with their existing software services business models.

The TCS move has divided analysts, who have already highlighted concerns about AI eating into the revenue of homegrown software services companies amid existing tensions surrounding macroeconomic uncertainties.

On 9 October, TCS, the country's largest IT outsourcer announced its intent of building a 1GW (gigawatt) AI data centre in India, marking its biggest pivot since goi...