diff --git a/packages/seismic-react/package.json b/packages/seismic-react/package.json
index 95a4738..5a71616 100644
--- a/packages/seismic-react/package.json
+++ b/packages/seismic-react/package.json
@@ -1,6 +1,6 @@
 {
   "name": "seismic-react",
-  "version": "1.0.52",
+  "version": "1.0.53",
   "description": "React components for Seismic.",
   "type": "module",
   "main": "./dist/_cjs/index.js",
@@ -52,7 +52,7 @@
     "typescript": ">=5.0.4",
     "viem": "2.x",
     "wagmi": "^2.0.0",
-    "seismic-viem": ">=1.0.52"
+    "seismic-viem": ">=1.0.53"
   },
   "peerDependenciesMeta": {
     "typescript": {
@@ -74,4 +74,4 @@
     "typescript",
     "ethereum"
   ]
-}
\ No newline at end of file
+}
diff --git a/packages/seismic-viem/package.json b/packages/seismic-viem/package.json
index 291009d..ff57c25 100644
--- a/packages/seismic-viem/package.json
+++ b/packages/seismic-viem/package.json
@@ -1,6 +1,6 @@
 {
   "name": "seismic-viem",
-  "version": "1.0.52",
+  "version": "1.0.53",
   "description": "Typescript interface for Seismic",
   "type": "module",
   "main": "./dist/_cjs/index.js",
@@ -57,4 +57,4 @@
     "web3",
     "typescript"
   ]
-}
\ No newline at end of file
+}
diff --git a/packages/seismic-viem/src/chain.ts b/packages/seismic-viem/src/chain.ts
index 31e79ba..33847de 100644
--- a/packages/seismic-viem/src/chain.ts
+++ b/packages/seismic-viem/src/chain.ts
@@ -321,6 +321,12 @@ export const createSeismicAzTestnet = (n: number) =>
     explorerUrl: 'https://seismic-testnet.socialscan.io',
   })
 
+export const createSeismicGcpTestnet = (n: number) =>
+  createSeismicDevnet({
+    nodeHost: `gcp-${n}.seismictest.net`,
+    explorerUrl: 'https://seismic-testnet.socialscan.io',
+  })
+
 /**
  * The seismic devnet running at node-1.seismicdev.net
  * Its associated explorer is at explorer-1.seismicdev.net
@@ -352,11 +358,14 @@ export const seismicDevnet3 = createSeismicDevnet({ node: 3 })
 
 export const seismicTestnet1 = createSeismicAzTestnet(1)
 export const seismicTestnet2 = createSeismicAzTestnet(2)
-export const seismicTestnet = seismicTestnet1
+
+export const seismicTestnetGcp1 = createSeismicGcpTestnet(1)
+export const seismicTestnetGcp2 = createSeismicGcpTestnet(2)
 
 export const seismicTestnet200 = createSeismicAzTestnet(200)
 export const seismicTestnet201 = createSeismicAzTestnet(201)
 
+export const seismicTestnet = seismicTestnet1
 /**
  * An alias for {@link seismicDevnet1}
  */
diff --git a/packages/seismic-viem/src/index.ts b/packages/seismic-viem/src/index.ts
index 630e05e..8da0632 100644
--- a/packages/seismic-viem/src/index.ts
+++ b/packages/seismic-viem/src/index.ts
@@ -16,8 +16,12 @@ export {
   seismicTestnet2,
   seismicTestnet200,
   seismicTestnet201,
+  seismicTestnetGcp1,
+  seismicTestnetGcp2,
   localSeismicDevnet,
   createSeismicDevnet,
+  createSeismicAzTestnet,
+  createSeismicGcpTestnet,
   serializeSeismicTransaction,
   seismicChainFormatters,
   SEISMIC_TX_TYPE,