Lionel Messi let previous Inter Miami captain DeAndre Yedlin lift the trophy following the club's win over Nashville in the Leagues Cup final.
Messi scored his 10th goal in seven games for his new side as they played out a 1-1 draw with Nashville, sending the game into a penalty shootout.
Inter Miami won the shootout 10-9 after Drake Callender saved Elliot Panicco's spot-kick.
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It's the first trophy for the club since being formed in 2020, with Messi sharing the trophy celebration with Yedlin in a classy gesture
The seven-time Ballon d'Or winner, who replaced Yedlin as captain following his arrival, let the American player lift the trophy following their victory.
A video also shows the Argentine putting the armband on the former Tottenham and Newcastle United right-back before the trophy lift.
The 30-year-old was Inter Miami's captain before Messi signed for the Florida-based team. Though he took over as skipper after his first match.
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Owner David Beckham paid tribute to Messi as well as Sergio Busquets and Jordi Alba after Inter Miami's triumph.
"It is like a movie, you watch these players play and, emotionally, everything about their play is beautiful," he said.
Busquets hailed Messi as the 'best in the world' as he praised the team.
"The team is growing by leaps and bounds and we are very happy," he said.
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"We are making a solid team - and then we have Leo, who makes a difference because he's the best in the world."
Messi and Co have the chance to reach another final when they face Cincinnati in the US Open Cup semi-final next Wednesday.
Featured Image Credit: MLSTopics: Lionel Messi, Football