Claire Liu defeated Julia Grabher 6–4, 6–3 at the Miami Masters 1000 on hard court in the first round, confirming her status as the clear pre-match favourite with odds of 1.26 to Grabher's 4.22. Liu controlled the match with a composed performance across both sets, breaking serve at crucial moments to secure a straightforward victory. The American's efficiency in converting opportunities proved decisive against her Austrian opponent, who struggled to generate sustained pressure on Liu's serve. The result represents a solid opening to Liu's campaign at the Miami event and maintains her momentum in the early months of the season.