Gwajin saurin antigen na COVID-19, wanda kuma akai-akai ake kira COVID-19 gwaje-gwajen kwarara ta gefe, gwaje-gwajen saurin antigen ne da ake amfani da su don gano kamuwa da cutar SARS-COV-2 (COVID-19 ). Suna saurin aiwatarwa tare da ƙaramin horo, suna ba da fa'idodin tsada, farashi kaɗan na sauran nau'ikan gwajin COVID-19 kuma suna ba masu amfani sakamako a cikin mintuna 5-30. Ana amfani da gwaje-gwajen antigen cikin sauri a cikin ƙasashe da yawa a zaman wani ɓangare na gwajin taro ko hanyoyin tantance yawan jama'a. Ana tsammanin suna da mahimmanci don gano mutanen da ke da asymptomatic kuma suna iya yada cutar zuwa wasu mutane, waɗanda ba za su san sun kamu da cutar ba. Wannan ya bambanta da sauran nau'ikan gwaji na COVID-19, kamar PCR, waɗanda galibi ana ganin su zama gwaji mai amfani ga mutane masu alama, saboda suna da haɓakar hankali kuma suna iya gano lokuta daidai. Gwaje-gwaje masu sauri don COVID-19 sun fito daga manyan saka hannun jari ta shirin Burtaniya Moonshot mai rikitarwa, shirin £ 100 biliyan don tantance tsari, haɓakawa da aiwatar da sabbin fasahohi don gwajin COVID-19.