diff --git a/.env.example b/.env.example
index 3480c20..6c9b499 100644
--- a/.env.example
+++ b/.env.example
@@ -10,6 +10,13 @@ PORT=8080
 # RPC_URL_42161=wss://arbitrum-mainnet.io/ws/v3/your-infura-key
 # RPC_URL_11155111=https://sepolia.infura.io/v3/your-infura-key
 
+# CoW API
+COW_API_BASE_URL=https://api.cow.fi
+# COW_API_URL_1=https://api.cow.fi/mainnet
+# COW_API_URL_100=https://api.cow.fi/xdai
+# COW_API_URL_42161=https://api.cow.fi/arbitrum_one
+# COW_API_URL_11155111=https://api.cow.fi/sepolia
+
 # Caching
 REDIS_HOST=redis
 # REDIS_PORT=6379
diff --git a/libs/repositories/src/datasources/cowApi.ts b/libs/repositories/src/datasources/cowApi.ts
index df187ba..af07914 100644
--- a/libs/repositories/src/datasources/cowApi.ts
+++ b/libs/repositories/src/datasources/cowApi.ts
@@ -17,8 +17,12 @@ const COW_API_NETWORK_NAMES: Record<SupportedChainId, string> = {
 export const cowApiClients = ALL_CHAIN_IDS.reduce<
   Record<SupportedChainId, CowApiClient>
 >((acc, chainId) => {
+  const cowApiUrl =
+    process.env[`COW_API_URL_${chainId}`] ||
+    COW_API_BASE_URL + '/' + COW_API_NETWORK_NAMES[chainId];
+
   acc[chainId] = createClient<paths>({
-    baseUrl: COW_API_BASE_URL + '/' + COW_API_NETWORK_NAMES[chainId],
+    baseUrl: cowApiUrl,
   });
 
   return acc;