He finished 2nd in the U16 category of the World Youth Chess Championship in 2009, tying with the eventual winner S. P. Sethuraman at 9 points.

In the World Junior Chess Championship in Chennai in 2011, held for U20 players, Vidit finished with 8 points out of 11, thus gaining his first GM norm.

[7] Vidit achieved his final GM norm at the age of 18 in the eighth round of the Rose Valley Kolkata Open Grandmasters' chess tournament in 2012, where he finished third.

Vidit won the Challenger event of the 2018 Tata Steel Chess Tournament by a full point, going undefeated with a score of 9/13.

He qualified for the Masters event of the 2019 tournament, where he had a respectable 7/13 showing, including a win over former world champion Vladimir Kramnik.

He reached the round of 16, where he defeated Ian Nepomniachtchi to advance to the quarterfinals for his second consecutive World Cup.

[22] The All India Chess Federation announced a financial assistance of ₹20 million for Candidates preparation to Vidit, R Praggnanandhaa and R Vaishali.