diff --git a/package.json b/package.json
index ce6216a..9fb1ebb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperbrowser/sdk",
-  "version": "1.4.0",
+  "version": "1.4.1",
   "description": "Node SDK for Hyperbrowser API",
   "author": "",
   "repository": {
diff --git a/src/types/constants.ts b/src/types/constants.ts
index 521fcf7..947f4ac 100644
--- a/src/types/constants.ts
+++ b/src/types/constants.ts
@@ -92,6 +92,7 @@ export type CuaLlm =
   | "computer-use-preview"
   | "gpt-6-astra"
   | "gpt-6.1-sol"
+  | "gpt-6.1-terra"
   | "gpt-6-sol"
   | "gpt-6-luna"
   | "gpt-5.6-sol"
diff --git a/tests/integration/client-http.test.ts b/tests/integration/client-http.test.ts
index 04e22f3..c28fe8b 100644
--- a/tests/integration/client-http.test.ts
+++ b/tests/integration/client-http.test.ts
@@ -601,7 +601,7 @@ describe("client HTTP integration", () => {
     ]);
   });
 
-  test("OpenAI CUA accepts GPT-6.1 Sol, GPT-6 Sol, and Luna models", async () => {
+  test("OpenAI CUA accepts GPT-6.1 Sol, GPT-6.1 Terra, GPT-6 Sol, and Luna models", async () => {
     const server = await startServer();
     servers.push(server);
     const client = new HyperbrowserClient({
@@ -614,6 +614,11 @@ describe("client HTTP integration", () => {
       llm: "gpt-6.1-sol",
       reasoningEffort: "max",
     });
+    await client.agents.cua.start({
+      task: "Complete the task",
+      llm: "gpt-6.1-terra",
+      reasoningEffort: "none",
+    });
     await client.agents.cua.start({
       task: "Complete the task",
       llm: "gpt-6-sol",
@@ -631,6 +636,11 @@ describe("client HTTP integration", () => {
         llm: "gpt-6.1-sol",
         reasoningEffort: "max",
       },
+      {
+        task: "Complete the task",
+        llm: "gpt-6.1-terra",
+        reasoningEffort: "none",
+      },
       {
         task: "Complete the task",
         llm: "gpt-6-sol",