The team led by Viswanathan Anand lost to the United States in a tie-break.
Kerala boy Nihal Sarin scored a win in the tie-breakers as India crushed Ukraine in the quarterfinals
In the play-offs, the Indian team captained by GM Viswanathan Anand will take on the runner-up team from pool-C.
India won two matches and drew one in Pool B on the opening day.
The 11-member India team will be captained by former world champion Viswanathan Anand.
The Thiruvananthapuram player secured 7 points from nine rounds to finish behind German GM Alexander Donchenko, who had 7.5 points.
The Kollam-native had finished third in the national U-16 championship held in June.
The organisers informed that Rs 3,46,106 that was raised from the tournament have been transferred to the Chief Minister's Distress Relief Fund for purchasing Covid vaccines.
The 15-year-old defeated Michal Krasenkow to advance to the fourth round.
Russian GM Dmitry Andreikin gets the better of the Indian GM