In the title compound, C23H20N4OS, the 1,2,4-triazole ring (r.m.s. deviation = 0.014 Å) forms dihedral angles of 88.66 (8), 24.48 (8) and 17.97 (7)° with the benzyl, p-tolyl and phenol rings, respectively. The conformation about the C=N bond is E. In the crystal, molecules are linked by O—H...N hydrogen bonds, forming chains along [010].