According to transfer specialist journalist Ekrem Konur, internal sources suggest that while Castello Lukeba's release clause is set at 80 million euros, RB Leipzig could consider offers starting from a fixed amount of 60 million euros plus significant bonuses. Several clubs are attempting to sign him in the next summer transfer window, and Tottenham is very interested in the player. Castello Lukeba's annual salary in Germany is 3,000,000 euros.

Castello Lukeba's contract includes an 80 million euro release clause for next summer, and reports indicate that RB Leipzig might sell him for approximately 60 million euros. According to FT, Tottenham Hotspur showed interest in Lukeba last summer.

Tottenham is reportedly interested in acquiring Castello Lukeba. Although the player has a release clause of 90 million EUR, it has been agreed between Leipzig and the player that he can be sold for a lower amount. Lukeba is said to be open to a departure. Since joining RB Leipzig in 2023, where he became a regular starter and extended his contract until 2029, Lukeba has impressed and attracted interest from several top clubs. Despite experiencing a brief setback due to a thigh injury, he continues to be a highly sought-after defender, with Bayern Munich and Liverpool also reportedly interested in him. As the summer 2025 transfer window progresses, Lukeba's future remains a significant topic in the transfer market.