public class Constants { public static final String BASE_URL = "https://tushar.club/"; private static ApiService apiService; public static final ApiService getApiService(){ if(apiService == null){ HttpLoggingInterceptor logging = new HttpLoggingInterceptor(); // set your desired log level logging.setLevel(HttpLoggingInterceptor.Level.NONE); OkHttpClient.Builder httpClient = new OkHttpClient.Builder(); httpClient.connectTimeout(5, TimeUnit.MINUTES); httpClient.readTimeout(5, TimeUnit.MINUTES); httpClient.addInterceptor(logging); // <-- this is the important line! apiService = new Retrofit .Builder() .baseUrl(Constants.BASE_URL) .addConverterFactory(GsonConverterFactory.create()) .client(httpClient.build()) .build() .create(ApiService.class); } return apiService; } }