Blanchett will be in Delhi for the annual summit on November 20.
Azmi, who will co-host the session, took to Twitter to share the news with the fans.
"Cate Blanchett coming to New Delhi on 20th Nov for Women in the world summit, hosted by Tina Brown. Nita Ambani, Barkha Dutt and I are co-hosts," she tweeted.
Women in the World summit was launched in 2010 by Brown, the British-born former editor in chief of Tatler, Vanity Fair, The New Yorker, Talk, Newsweek and The Daily Beast.
Bollywood superstar Aamir Khan attended the World in the World New York summit earlier this year. The 49-year-old "PK" star spoke on rape and masculinity at the coveted global event.