Anais Chevalier's World Cup career started in the 2013-14 season when she went from the IBU Cup early in the season to making the French team for the Sochi OWG. After that season, he performances slipped and she returned to the IBU Cup team for two season. She then burst into World Cup prominence in the 2016-17 season, with her first World Cup podiums that included a victory in the Nove Mesto pursuit. she closed that breakthrough season with three medals at the 2017 IBU WCH in Hochfilzen: Silver in the mixed relay, and Bronze medals in the sprint and women's relay.
Her career then took a turn coming into the 2017-18 Olympic season when she was severely injured when struck by a car while cycling. The resulting fractured collarbone kept her on the sideline for nearly two months, but by summer's end, she was back with the team. She slowly returned to form, winning an Olympic Relay Bronze medal and closing the season with two mass start third places in the closing weeks of the season.
The 2018-19 season started better, after being married during the summer, Chevalier was back on the podium in the Nove Mesto mass start, entering 2019 in the top 10 in the World Cup Total Score.