diff --git a/realtime/src/app/realtime/index.types.d.ts b/realtime/src/app/realtime/index.types.d.ts
index 1ef8f79..9d59ae6 100644
--- a/realtime/src/app/realtime/index.types.d.ts
+++ b/realtime/src/app/realtime/index.types.d.ts
@@ -1,6 +1,6 @@
 type RefreshRealtimeDataArgs = {
   currency: CurrencyCode
-  exchange: ExchangeConfig
+  exchange: DevExchangeConfig | ExchangeConfig
 }
 
 type RefreshDataCallbackArgs = {
diff --git a/realtime/src/app/realtime/start-watchers.ts b/realtime/src/app/realtime/start-watchers.ts
index 0717418..eae4a43 100644
--- a/realtime/src/app/realtime/start-watchers.ts
+++ b/realtime/src/app/realtime/start-watchers.ts
@@ -25,7 +25,7 @@ const startWatcher = async ({
   callback,
 }: {
   currency: CurrencyCode
-  exchange: ExchangeConfig
+  exchange: DevExchangeConfig | ExchangeConfig
   callback?: RefreshDataCallback
 }): Promise<ScheduledTask> => {
   const task = async () => {
diff --git a/realtime/src/config/index.types.d.ts b/realtime/src/config/index.types.d.ts
index 21ee954..1087894 100644
--- a/realtime/src/config/index.types.d.ts
+++ b/realtime/src/config/index.types.d.ts
@@ -6,7 +6,7 @@ type RawExchangeConfig = {
   quoteAlias: string[]
   provider: string
   cron: string
-  config: { [key: string]: string | number | boolean }
+  config: { [key: string]: string | number | boolean } | MockedConfig
 }
 
 type PartialExchangeConfig = {
diff --git a/realtime/src/config/yaml.ts b/realtime/src/config/yaml.ts
index 62facfb..1b9e733 100644
--- a/realtime/src/config/yaml.ts
+++ b/realtime/src/config/yaml.ts
@@ -69,7 +69,7 @@ export const supportedCurrencies: FiatCurrency[] = yamlConfig.quotes.map((q) =>
 export const defaultBaseCurrency: CurrencyCode = yamlConfig.base
 export const defaultQuoteCurrency: FiatCurrency = supportedCurrencies[0]
 
-export const getExchangesConfig = (): ExchangeConfig[] => {
+export const getExchangesConfig = (): (DevExchangeConfig | ExchangeConfig)[] => {
   // Set dev mode if dev config is present
   if (yamlConfig.exchanges.find((e) => e.provider === "dev-mock")) {
     yamlConfig.exchanges = yamlConfig.exchanges.filter((e) => e.provider === "dev-mock")
@@ -98,19 +98,27 @@ export const getExchangesConfig = (): ExchangeConfig[] => {
       }
     })
 
-  const rawExchangesConfig: ExchangeConfig[] = []
+  const rawExchangesConfig: (DevExchangeConfig | ExchangeConfig)[] = []
   for (const config of enabledRawExchangesConfig) {
     const newConfig = config.quote
-      .map<ExchangeConfig>((q, i) => ({
-        ...config,
-        quote: q,
-        quoteAlias: config.quoteAlias[i],
-      }))
+      .map<DevExchangeConfig | ExchangeConfig>((q, i) =>
+        typeof config.config === "object" && "devMockPrice" in config.config
+          ? ({
+              ...config,
+              quote: q,
+              quoteAlias: config.quoteAlias[i],
+            } as DevExchangeConfig)
+          : ({
+              ...config,
+              quote: q,
+              quoteAlias: config.quoteAlias[i],
+            } as ExchangeConfig),
+      )
       .filter((c) => c.base !== c.quote)
     rawExchangesConfig.push(...newConfig)
   }
 
-  const exchangesConfig: ExchangeConfig[] = []
+  const exchangesConfig: (DevExchangeConfig | ExchangeConfig)[] = []
   for (const config of rawExchangesConfig) {
     let newConfigs = [config]
     if (config.quote === "*" || config.quoteAlias === "*") {
diff --git a/realtime/src/domain/exchanges/index.types.d.ts b/realtime/src/domain/exchanges/index.types.d.ts
index 230bf5f..6626631 100644
--- a/realtime/src/domain/exchanges/index.types.d.ts
+++ b/realtime/src/domain/exchanges/index.types.d.ts
@@ -16,5 +16,7 @@ interface IExchangeService {
 }
 
 type ExchangeFactory = {
-  create(config: ExchangeConfig): Promise<IExchangeService | ExchangeServiceError>
+  create(
+    config: DevExchangeConfig | ExchangeConfig,
+  ): Promise<IExchangeService | ExchangeServiceError>
 }