The loss also meant a heavy slide of 15 rating points for the Indian as he slipped to ninth spot in the World Chess rankings.
Viswanathan Anand was held to a draw by Alexander Morozevich in the 11th round of Morelia-Linares chess.
Summary of sports events and persons who made news on Thursday
Satisfied with a draw in a tough opening match of the World Championships, Indian chess wizard Viswanathan Anand said he felt relieved to have pulled off the result after a rather wobbly start against title-holder Magnus Carlsen.
Viswanathan Anand played out his second straight draw in the Shamkir Chess tournament.
Anand played the Italian game with white pieces but could get little out of opening against Vituigov.
Rameshbabu Praggnanandhaa has 4 points and is sixth, while Arjun Erigaisi (3 points) is seventh.
The moves in the second game of the FIDE World Chess Championship match between India's Viswanathan Anand and Magnus Carlsen of Norway in Chennai, on Sunday.
'Chess and cricket are similar, but in cricket, you can show your aggression, but in chess, you can't. It is all about how calm you are in chess.'
Grandmaster R Praggnanandhaa opened his campaign in the FTX Crypto Cup, the American finale of Champions Chess Tour, with a 2.5-1.5 win over the world's top junior player Alireza Firouzja in Miami.
The 18-year-old also created history as he surpassed the legendary Viswanathan Anand to take the No 1 spot among Indian chess players in the live ratings.
Indian Grandmaster Viswanathan Anand posted his second win on the trot, defeating Bulgarian Veselin Topalov in the Classical section to take the lead at the Norway Chess tournament.
Praggnanandhaa turned things around in the all-Indian battle after his opponent blundered
Amid apprehension that the World Chess Championship title contest between reigning champion Magnus Carlsen and former winner Vishwanathan Anand could be postponed, the Indian ace is hoping the rematch would go ahead.
World champion Viswanathan Anand split points with Russian Vladimir Kramnik in the 13th and final round to share the third spot in Group A at the end of the Corus International Chess tournament on Monday.
Continuing his dream run, Praggnanandhaa on Monday stunned Caruana 3.5-2.5 via the tie-break in the semi-finals to set up a summit clash with world number one and five-time world champion Magnus Carlsen of Norway at the FIDE's premier event.
Five-time world champion Viswanathan Anand finished joint second after playing out a draw with Wesley So of United States in the Sinquefield Cup, which concluded in St Louis, USA.
A group led by English soccer star David Beckham unveiled plans on Monday to build a 25,000-seat soccer stadium on Miami's waterfront for the Major League Soccer team he will own, but the proposal is already facing some opposition.
Five-time world champion Viswanthan Anand continued his fine form and crashed through the defences of Shakhriyar Mamedyarov of Azerbaijan to notch up his second successive win in the Candidates Chess tournament in Khanty Mansiysk, Russia.
Former World champion Viswanathan Anand on Tuesday beat Fabiano Caruana of United States in the sixth round to register his first win of the Altibox Norway chess tournament in Stavanger.
Vladimir Kramnik with a tally of five points won the Dortmund title for the eighth time in his career.
The Indian closed the first half of the Morelia Linares chess on a winning note with a thumping win over Peter Leko in the seventh round.
Five-time World Champion Viswanathan Anand suffered his second defeat in the Altibox Norway chess tournament after losing to Anish Giri of Holland in the fourth round, in Stavanger.
After soaking in the pressure and being immersed in preparation for months, defending champion Viswanathan Anand on Saturday said he felt relieved that his World Championship match against Magnus Carlsen finally got underway but his rival was not too pleased with first day's proceedings.
Liem Le scored an emphatic 2.5-0.5 win over the teenaged Indian GM, securing victories in games two and three after the opener ended in a draw.
Defending champion Viswanathan Anand gave Norwegian challenger Magnus Carlsen a scare despite playing with black pieces even though the third game in the World Chess Championship ended in a long-grinding draw in Chennai on Tuesday. The third game today turned out to be a hard-fought affair lasting 51 moves after a rather sedate start that had seen the first two games ending in draws without any real excitement.
Viswanathan Anand's hunt for the elusive victory continued as he was again held to a draw by Alexander Grischuk.
Praggnanandhaa edged out his Dutch opponent in 81 moves in the fourth game after the first three ended in draws.
World champion Viswanathan Anand opened his account with a draw against lowest-ranked Dmitry Andreikin of Russia in the second round of Tal Memorial Chess tournament in Moscow.
After winning the first game, India's World junior champion drew the second of the two-game mini match in Lausanne Young Masters International Chess tournament .
The sixth game of the World Chess Championship between India's D Gukesh and China's Ding Liren ended in a draw.
Viswanathan Anand drew with tournament leader Levon Aronian of Armenia in the eighth and penultimate round to stay in sixth position at the Altibox Norway chess tournament in Stavanger, Norway.
World champion Viswanathan Anand put an end to two straight losses and settled for an easy draw with Shakhriyar Mamedyarov of Azerbaijan in the seventh round of Tal memorial chess tournament in Moscow.
World champion Viswanthan Anand's poor run continued as he suffered his second straight loss, succumbing to American Hikaru Nakamura in the sixth round of the Tal memorial Chess Tournament in Moscow.
The other five games, hard fought, were drawn. World No.1 Magnus Carlsen and Andrey Esipenko trail the leaders by half a point.
At the world championship, players have two hours each to play the first 40 moves, with 30 minutes being added to reach move 60, before 15 minutes are added with a 30-second increment per move being then granted.
Chess will crown a new world champion when Ian Nepomniachtchi and Ding Liren begin their battle on Sunday.
World champion Viswanathan Anand defeated Grandmaster Gawain Jones of England in the fifth round to register his first victory in London Chess Classic. Under much pressure, Anand outclassed Jones and finally registered a win after 17 Classical Chess games.
Viswanathan Anand did not capitalise on his chances and had to settle for a draw.
World champion Magnus Carlsen became the first chess player ever to hold three world championship crowns as he handsomely won the blitz title too with a remarkable 17 points.