In March 2021, Mishra tied for first place with GM Vladimir Belous in the Charlotte Chess Center's Spring 2021 GM Norm Invitational held in Charlotte, North Carolina, U.S., with a score of 5.5/9 and crossed 2400 FIDE for the first time on an official rating list.[8] In April 2021, Mishra tied for first place with Souhardo Basak at the Vezerkepzo GM tournament in Budapest, Hungary, with a score of 7.0/9 and performance rating of 2603, earning his first GM norm.[9] In May 2021, Mishra earned clear first place at the First Saturday GM tournament in Budapest, Hungary, with a score of 8.0/9 and performance rating of 2739, having clinched his second GM norm with one round to spare and exceeding the norm by a full point.[10] In June 2021, Mishra earned clear first place at the Vezerkepzo GM Mix tournament in Budapest, Hungary, with a score of 7.0/9 and a performance rating of 2619, after defeating Indian GM Leon Luke Mendonca in the ninth round.[11] Mishra thus clinched his third GM norm and became the youngest Grandmaster in chess history, breaking the record of Sergey Karjakin by over 2 months.[12][13][14]