The same way ByteDance has strong relationship with public and private partners in China, it's the same with Perplexity among Indian organizations based on personal experience.
Worst case, they pull an Ola
And Aravind has been fairly vocal about India, and is drastically expanding their lobbying and growth team in India as we speak.
Tbf, a lot of it is probably because of the IITM "mafia" - they have an amazing alumni network and are fairly close.