diff --git a/docs/tasks/streams.mdx b/docs/tasks/streams.mdx
index 8be0c9786..c99f14085 100644
--- a/docs/tasks/streams.mdx
+++ b/docs/tasks/streams.mdx
@@ -689,6 +689,7 @@ Examples:
 - ❌ `\u205F///\u205F` (empty after trimming wrapper whitespace)
 - ❌ `\u3000///\u3000` (empty after trimming wrapper whitespace)
 - ❌ `\n\thttps://api.trigger.dev/base/?query=1\t\n` (query is still rejected after trimming wrappers)
+- ❌ `\n\tws://api.trigger.dev\t\n` / `\n\twss://api.trigger.dev\t\n` (trimmed wrappers still reject websocket protocols)
 - ❌ `https://api.trigger.dev/\ninternal`
 - ❌ `https://api.trigger.dev/in valid`
 - ❌ `https://api.trigger.dev/\tinternal`
diff --git a/packages/ai/README.md b/packages/ai/README.md
index 3686bf8aa..fc8aeec10 100644
--- a/packages/ai/README.md
+++ b/packages/ai/README.md
@@ -196,6 +196,7 @@ Examples:
 - ❌ `\u205F///\u205F` (empty after trimming wrapper whitespace)
 - ❌ `\u3000///\u3000` (empty after trimming wrapper whitespace)
 - ❌ `\n\thttps://api.trigger.dev/base/?query=1\t\n` (query is still rejected after trimming wrappers)
+- ❌ `\n\tws://api.trigger.dev\t\n` / `\n\twss://api.trigger.dev\t\n` (trimmed wrappers still reject websocket protocols)
 - ❌ `https://api.trigger.dev/\ninternal` (internal whitespace characters)
 - ❌ `https://api.trigger.dev/in valid` (internal space characters)
 - ❌ `https://api.trigger.dev/\tinternal` (internal tab characters)
diff --git a/packages/ai/src/chatTransport.test.ts b/packages/ai/src/chatTransport.test.ts
index 2978d43ca..79035fca4 100644
--- a/packages/ai/src/chatTransport.test.ts
+++ b/packages/ai/src/chatTransport.test.ts
@@ -1061,6 +1061,17 @@ describe("TriggerChatTransport", function () {
     }).toThrowError("baseURL must use http or https protocol");
   });
 
+  it("throws when newline-and-tab wrapped baseURL protocol is ws", function () {
+    expect(function () {
+      new TriggerChatTransport({
+        task: "chat-task",
+        accessToken: "pk_trigger",
+        baseURL: "\n\tws://example.com\t\n",
+        stream: "chat-stream",
+      });
+    }).toThrowError("baseURL must use http or https protocol");
+  });
+
   it("throws when baseURL protocol is wss", function () {
     expect(function () {
       new TriggerChatTransport({
@@ -1083,6 +1094,17 @@ describe("TriggerChatTransport", function () {
     }).toThrowError("baseURL must use http or https protocol");
   });
 
+  it("throws when newline-and-tab wrapped baseURL protocol is wss", function () {
+    expect(function () {
+      new TriggerChatTransport({
+        task: "chat-task",
+        accessToken: "pk_trigger",
+        baseURL: "\n\twss://example.com\t\n",
+        stream: "chat-stream",
+      });
+    }).toThrowError("baseURL must use http or https protocol");
+  });
+
   it("throws when baseURL includes query parameters", function () {
     expect(function () {
       new TriggerChatTransport({
@@ -4053,6 +4075,17 @@ describe("TriggerChatTransport", function () {
     }).toThrowError("baseURL must use http or https protocol");
   });
 
+  it("throws from factory when newline-and-tab wrapped baseURL protocol is ws", function () {
+    expect(function () {
+      createTriggerChatTransport({
+        task: "chat-task",
+        accessToken: "pk_trigger",
+        baseURL: "\n\tws://example.com\t\n",
+        stream: "chat-stream",
+      });
+    }).toThrowError("baseURL must use http or https protocol");
+  });
+
   it("throws from factory when baseURL protocol is wss", function () {
     expect(function () {
       createTriggerChatTransport({
@@ -4075,6 +4108,17 @@ describe("TriggerChatTransport", function () {
     }).toThrowError("baseURL must use http or https protocol");
   });
 
+  it("throws from factory when newline-and-tab wrapped baseURL protocol is wss", function () {
+    expect(function () {
+      createTriggerChatTransport({
+        task: "chat-task",
+        accessToken: "pk_trigger",
+        baseURL: "\n\twss://example.com\t\n",
+        stream: "chat-stream",
+      });
+    }).toThrowError("baseURL must use http or https protocol");
+  });
+
   it("throws from factory when baseURL includes query parameters", function () {
     expect(function () {
       createTriggerChatTransport({