Thiago Seyboth Wild defeated Taylor Fritz 6–3, 6–4 in the first round of the Miami Masters, a hard-court ATP Masters 1000 event, on 23 March 2024. Fritz entered as the clear favourite at 1.18 odds, but the Brazilian upset the seeding with a composed performance, breaking serve consistently and maintaining pressure throughout both sets. Seyboth Wild's straight-set victory represented a significant result against a top-ranked opponent in one of the tour's premier events. The upset win signals Seyboth Wild's potential to compete at the highest level and raises questions about Fritz's form heading into the latter stages of the North American hard-court season.