Carlos Alcaraz defeated Valentin Vacherot 6–4, 6–4 in the semi-final of the Monte Carlo Masters on clay on 11 April 2026, a result entirely consistent with pre-match odds that heavily favoured the Spaniard at 1.05 to Vacherot's 9.75. Alcaraz's composed performance across both sets underscored his dominance on the surface and his continued pursuit of the title. The victory extends his strong clay-court form ahead of the final.