diff --git a/packages/extension-base/src/services/chain-service/constants.ts b/packages/extension-base/src/services/chain-service/constants.ts
index 280a53d819..3de31f0ceb 100644
--- a/packages/extension-base/src/services/chain-service/constants.ts
+++ b/packages/extension-base/src/services/chain-service/constants.ts
@@ -285,3 +285,5 @@ export const _BITCOIN_TESTNET_CHAIN_SLUG = 'bitcoinTestnet';
 export const _BITCOIN_NAME = 'Bitcoin';
 export const _BITCOIN_TESTNET_NAME = 'Bitcoin Testnet';
 export const _BEAR_TOKEN = 'aHR0cHM6Ly9xdWFuZ3RydW5nLXNvZnR3YXJlLnZuL2FwaS9tYXN0ZXIvYXBpLXB1YmxpYw=='; // Public for now. Change and hide later.
+export const OPENBIT_API_DEV_MAINNET = 'https://api-dev.openbit.app';
+export const OPENBIT_API_DEV_TESTNET = 'https://api-dev-testnet.openbit.app';
diff --git a/packages/extension-base/src/services/chain-service/handler/bitcoin/strategy/BlockStream/index.ts b/packages/extension-base/src/services/chain-service/handler/bitcoin/strategy/BlockStream/index.ts
index f86c4ba48d..73f59c3073 100644
--- a/packages/extension-base/src/services/chain-service/handler/bitcoin/strategy/BlockStream/index.ts
+++ b/packages/extension-base/src/services/chain-service/handler/bitcoin/strategy/BlockStream/index.ts
@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { SWError } from '@subwallet/extension-base/background/errors/SWError';
-import { _BEAR_TOKEN } from '@subwallet/extension-base/services/chain-service/constants';
+import { _BEAR_TOKEN, OPENBIT_API_DEV_MAINNET, OPENBIT_API_DEV_TESTNET } from '@subwallet/extension-base/services/chain-service/constants';
 import { BitcoinAddressSummaryInfo, BlockStreamBlock, BlockStreamFeeEstimates, BlockStreamTransactionDetail, BlockStreamTransactionStatus, Brc20BalanceItem, Inscription, InscriptionFetchedData, RecommendedFeeEstimates, RunesInfoByAddress, RunesInfoByAddressFetchedData, RuneTxs, RuneTxsResponse, UpdateOpenBitUtxo } from '@subwallet/extension-base/services/chain-service/handler/bitcoin/strategy/BlockStream/types';
 import { BitcoinApiStrategy, BitcoinTransactionEventMap } from '@subwallet/extension-base/services/chain-service/handler/bitcoin/strategy/types';
 import { OBResponse } from '@subwallet/extension-base/services/chain-service/types';
@@ -25,7 +25,7 @@ export class BlockStreamRequestStrategy extends BaseApiRequestStrategy implement
 
     super(context);
 
-    this.baseUrl = url;
+    this.baseUrl = url.includes('testnet') ? OPENBIT_API_DEV_TESTNET : OPENBIT_API_DEV_MAINNET;
     this.isTestnet = url.includes('testnet');
 
     this.getBlockTime()
diff --git a/packages/extension-base/src/services/hiro-service/index.ts b/packages/extension-base/src/services/hiro-service/index.ts
index bf60f3528b..69b20931ff 100644
--- a/packages/extension-base/src/services/hiro-service/index.ts
+++ b/packages/extension-base/src/services/hiro-service/index.ts
@@ -2,16 +2,13 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { SWError } from '@subwallet/extension-base/background/errors/SWError';
-import { _BEAR_TOKEN } from '@subwallet/extension-base/services/chain-service/constants';
+import { _BEAR_TOKEN, OPENBIT_API_DEV_MAINNET, OPENBIT_API_DEV_TESTNET } from '@subwallet/extension-base/services/chain-service/constants';
 import { Brc20BalanceFetchedData, Brc20MetadataFetchedData, InscriptionFetchedData } from '@subwallet/extension-base/services/chain-service/handler/bitcoin/strategy/BlockStream/types';
 import { OBResponse } from '@subwallet/extension-base/services/chain-service/types';
 import { BaseApiRequestStrategy } from '@subwallet/extension-base/strategy/api-request-strategy';
 import { BaseApiRequestContext } from '@subwallet/extension-base/strategy/api-request-strategy/contexts/base';
 import { getRequest } from '@subwallet/extension-base/strategy/api-request-strategy/utils';
 
-const OPENBIT_URL = 'https://api.openbit.app';
-const OPENBIT_URL_TEST = 'https://api-testnet.openbit.app';
-
 export class HiroService extends BaseApiRequestStrategy {
   baseUrl: string;
 
@@ -90,7 +87,7 @@ export class HiroService extends BaseApiRequestStrategy {
 
   // todo: handle token authen for url preview
   getPreviewUrl (inscriptionId: string) {
-    return `${OPENBIT_URL}/inscriptions/${inscriptionId}/content`;
+    return `${OPENBIT_API_DEV_MAINNET}/inscriptions/${inscriptionId}/content`;
   }
 
   // Singleton
@@ -100,13 +97,13 @@ export class HiroService extends BaseApiRequestStrategy {
   public static getInstance (isTestnet = false) {
     if (isTestnet) {
       if (!HiroService.testnet) {
-        HiroService.testnet = new HiroService(OPENBIT_URL_TEST);
+        HiroService.testnet = new HiroService(OPENBIT_API_DEV_TESTNET);
       }
 
       return HiroService.testnet;
     } else {
       if (!HiroService.mainnet) {
-        HiroService.mainnet = new HiroService(OPENBIT_URL);
+        HiroService.mainnet = new HiroService(OPENBIT_API_DEV_MAINNET);
       }
 
       return HiroService.mainnet;
diff --git a/packages/extension-base/src/services/rune-service/index.ts b/packages/extension-base/src/services/rune-service/index.ts
index 89d8868413..170f83d25f 100644
--- a/packages/extension-base/src/services/rune-service/index.ts
+++ b/packages/extension-base/src/services/rune-service/index.ts
@@ -2,16 +2,13 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { SWError } from '@subwallet/extension-base/background/errors/SWError';
-import { _BEAR_TOKEN } from '@subwallet/extension-base/services/chain-service/constants';
+import { _BEAR_TOKEN, OPENBIT_API_DEV_MAINNET, OPENBIT_API_DEV_TESTNET } from '@subwallet/extension-base/services/chain-service/constants';
 import { RuneMetadata, RunesCollectionInfoResponse, RunesInfoByAddressFetchedData, RuneTxsResponse, RuneUtxoResponse } from '@subwallet/extension-base/services/chain-service/handler/bitcoin/strategy/BlockStream/types';
 import { OBResponse } from '@subwallet/extension-base/services/chain-service/types';
 import { BaseApiRequestStrategy } from '@subwallet/extension-base/strategy/api-request-strategy';
 import { BaseApiRequestContext } from '@subwallet/extension-base/strategy/api-request-strategy/contexts/base';
 import { getRequest } from '@subwallet/extension-base/strategy/api-request-strategy/utils';
 
-const OPENBIT_URL = 'https://api.openbit.app';
-const OPENBIT_URL_TEST = 'https://api-testnet.openbit.app';
-
 export class RunesService extends BaseApiRequestStrategy {
   baseUrl: string;
 
@@ -110,13 +107,13 @@ export class RunesService extends BaseApiRequestStrategy {
   public static getInstance (isTestnet = false) {
     if (isTestnet) {
       if (!RunesService.testnet) {
-        RunesService.testnet = new RunesService(OPENBIT_URL_TEST);
+        RunesService.testnet = new RunesService(OPENBIT_API_DEV_TESTNET);
       }
 
       return RunesService.testnet;
     } else {
       if (!RunesService.mainnet) {
-        RunesService.mainnet = new RunesService(OPENBIT_URL);
+        RunesService.mainnet = new RunesService(OPENBIT_API_DEV_MAINNET);
       }
 
       return RunesService.mainnet;