Money prize: $ 693,425
Surface: Hard
Main Players: John Isner, Nick Kyrgios, Kevin Anderson, Alexandr Dolgopolov, Fernando Verdasco, Taylor Fritz
Money prize: $ 226,750
Surface: Hard
Main Players: Irina Camila Begu, Teliana Pereira, Elena Ostapenko, Caroline Garcia, Annika Beck, Laura Siegemund
Money prize: $ 125,000
Surface: Hard
Main Players: Konstantin Kravchuk, Go Soeda, Di Wu, Duckhee Lee, Ze Zhang, Pere Riba
Money prize: $ 42,500
Surface: Clay
Main Players: Adam Pavlasek, Santiago Giraldo, Nicolas Kicker, Henri Laaksonen, Mathias Bourge, Adrian Ungur
Money prize: $ 42,500
Surface: Clay
Main Players: Inigo Cervantes, Carlos Berloq, Facundo Bagnis, Roberto Carballes Baena, Andrej Rublev, Matteo Donati
Money prize: $ 25,000
Surface: Clay
Main Players: Denisa Allertova, Cindy Burger, Petra Cetkovska, Tereza Smitkova, Anastasya Komardina, Katarzyna Piter
Money prize: $ 25,000
Surface: Clay
Main Players: Barbara Haas, Ipek Soylu, Cristina Dinu, Antonia Lottner, Alexandra Cadantu, Dalma Galfi, Jessica Pieri
Money prize: $ 25,000
Surface: Clay
Main Players: José Hernandez Fernandez, Roberto Ortega Olmedo, Daniel Masur, Matteo Viola, Marco Bortolotti
Money prize: $ 25,000
Surface: Hard
Main Players: Ling Zhang, Yana Sizikov, Kamila Kerimbayeva, Kamonwan Buayam, JiHee Choi, Shiho Akita
Money prize: $ 10,000
Surface: Clay
Main Players: Vladimir Ivanov, Alexander Igoshin, Richard Muzaev, Yan Sabanin, Matias Franco Descotte