Aiyuk is entering the fifth-year option of his rookie contract. The 2020 first-rounder is set to earn a fully guaranteed salary of $14.1 million in 2024. If the Niners can’t figure out a long-term deal with Aiyuk, or use the franchise tag, he’ll enter free agency in 2025. According to Spotrac.com, Aiyuk’s market value demands a four-year $99.8 million contract.