Buuxi weedha soo socota: Xilli ciyaareedkii 2014 wuxuu ahaa tallaabo dib loogu laabtay wadada loogu talagalay Cheptai, maadaama ay ku dhammeysay tartamada Diamond League oo ay ku guuldareysatay inay horumariso kuwa ugu fiican. Si kastaba ha noqotee, waxay horumar ku sameysay orodka wadada, si kastaba ha noqotee, waxay kaalinta labaad ka gashay Groningen Four-Mile Run iyo Nairobi Diamond 10K Run, iyada oo dhigaysa waqtiga ugu fiican ee 31:45 daqiiqo. Waxay tababarka ku bilaabatay naadiga ciyaaraha fudud ee Turkiga ee Üsküdar Belediyesi waxayna naadiga u keentay guusha shaqsi ahaan iyo kooxaha kooxaha ee Koobka Koobka Yurub ee Koobka Kubadda Cagta. Ka dib markii uu ku guuleystay Discovery Kenya Cross Country, Cheptai ayaa mar kale loo xushay kooxda Kenya ee
2015 IAAF World Cross Country Championships waxayna gaareen meel sare oo cusub oo ah kaalinta toddobaad, iyagoo ku guuleystey billadaha qalinka ee kooxda Kenya. 2015 IAAF Diamond League circuit, waxay ku jirtay lixda ugu sareysa 5000 m ee Shanghai Golden Grand Prix, Prefontaine Classic iyo Bislett Games. Dhamaadka kaalinta labaad ee Viola Kibiwott ee 2015 Athletics Kenya World Championship Trials ayaa ku kasbatay booskeedii ugu horreeyay ee tartanka orodka ee Kenya.