diff --git a/bridge_ui/src/utils/consts.ts b/bridge_ui/src/utils/consts.ts
index 2f6771d13..9b26e3ede 100644
--- a/bridge_ui/src/utils/consts.ts
+++ b/bridge_ui/src/utils/consts.ts
@@ -5,52 +5,84 @@ import {
   CHAIN_ID_SOLANA,
   CHAIN_ID_TERRA,
 } from "@certusone/wormhole-sdk";
+import { clusterApiUrl } from "@solana/web3.js";
 import { getAddress } from "ethers/lib/utils";
 
 export interface ChainInfo {
   id: ChainId;
   name: string;
 }
-export const CHAINS = [
-  {
-    id: CHAIN_ID_BSC,
-    name: "Binance Smart Chain",
-  },
-  {
-    id: CHAIN_ID_ETH,
-    name: "Ethereum",
-  },
-  {
-    id: CHAIN_ID_SOLANA,
-    name: "Solana",
-  },
-  {
-    id: CHAIN_ID_TERRA,
-    name: "Terra",
-  },
-];
+export const CHAINS =
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? [
+        {
+          id: CHAIN_ID_ETH,
+          name: "Ethereum",
+        },
+        {
+          id: CHAIN_ID_SOLANA,
+          name: "Solana",
+        },
+      ]
+    : [
+        {
+          id: CHAIN_ID_BSC,
+          name: "Binance Smart Chain",
+        },
+        {
+          id: CHAIN_ID_ETH,
+          name: "Ethereum",
+        },
+        {
+          id: CHAIN_ID_SOLANA,
+          name: "Solana",
+        },
+        {
+          id: CHAIN_ID_TERRA,
+          name: "Terra",
+        },
+      ];
 export type ChainsById = { [key in ChainId]: ChainInfo };
 export const CHAINS_BY_ID: ChainsById = CHAINS.reduce((obj, chain) => {
   obj[chain.id] = chain;
   return obj;
 }, {} as ChainsById);
-export const WORMHOLE_RPC_HOST = "http://localhost:8080";
-export const SOLANA_HOST = "http://localhost:8899";
+export const WORMHOLE_RPC_HOST =
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? "https://wormhole-v2-testnet-api.certus.one"
+    : "http://localhost:8080";
+export const SOLANA_HOST =
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? clusterApiUrl("testnet")
+    : "http://localhost:8899";
 export const TERRA_HOST = "http://localhost:1317";
 export const ETH_TEST_TOKEN_ADDRESS = getAddress(
-  "0x67B5656d60a809915323Bf2C40A8bEF15A152e3e"
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? "0xcEE940033DA197F551BBEdED7F4aA55Ee55C582B"
+    : "0x67B5656d60a809915323Bf2C40A8bEF15A152e3e"
 );
 export const ETH_BRIDGE_ADDRESS = getAddress(
-  "0xC89Ce4735882C9F0f0FE26686c53074E09B0D550"
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? "0x44F3e7c20850B3B5f3031114726A9240911D912a"
+    : "0xC89Ce4735882C9F0f0FE26686c53074E09B0D550"
 );
 export const ETH_TOKEN_BRIDGE_ADDRESS = getAddress(
-  "0x0290FB167208Af455bB137780163b7B7a9a10C16"
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? "0xa6CDAddA6e4B6704705b065E01E52e2486c0FBf6"
+    : "0x0290FB167208Af455bB137780163b7B7a9a10C16"
 );
 export const SOL_TEST_TOKEN_ADDRESS =
-  "2WDq7wSs9zYrpx2kbHDA4RUTRch2CCTP6ZWaH4GNfnQQ";
-export const SOL_BRIDGE_ADDRESS = "Bridge1p5gheXUvJ6jGWGeCsgPKgnE3YgdGKRVCMY9o";
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? "6uzMjLkcTwhYo5Fwx9DtVtQ7VRrCQ7bTUd7rHXTiPDXp"
+    : "2WDq7wSs9zYrpx2kbHDA4RUTRch2CCTP6ZWaH4GNfnQQ";
+export const SOL_BRIDGE_ADDRESS =
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? "H3SjyXYezgWj1ktCrazLkD8ydj9gzmEi4w9zRCXg2G4R"
+    : "Bridge1p5gheXUvJ6jGWGeCsgPKgnE3YgdGKRVCMY9o";
 export const SOL_TOKEN_BRIDGE_ADDRESS =
-  "B6RHG3mfcckmrYN1UhmJzyS1XX3fZKbkeUcpJe9Sy3FE";
+  process.env.REACT_APP_CLUSTER === "testnet"
+    ? "ToknwtcmUawaJk2pxSwZzJRrgReH52a3QRDE1Mgid9b"
+    : "B6RHG3mfcckmrYN1UhmJzyS1XX3fZKbkeUcpJe9Sy3FE";
 export const TERRA_TEST_TOKEN_ADDRESS =
   "terra13nkgqrfymug724h8pprpexqj9h629sa3ncw7sh";
 export const TERRA_BRIDGE_ADDRESS =