diff --git a/packages/core/src/core/baseLlmClient.test.ts b/packages/core/src/core/baseLlmClient.test.ts
index 82196ffa84a..ec9b0d70d5d 100644
--- a/packages/core/src/core/baseLlmClient.test.ts
+++ b/packages/core/src/core/baseLlmClient.test.ts
@@ -575,6 +575,28 @@ describe('BaseLlmClient', () => {
       );
     });
 
+    it('should forward the caller-provided abortSignal to retryWithBackoff so the overall retry loop honors it', async () => {
+      const mockResponse = createMockResponse('This is the content.');
+      mockGenerateContent.mockResolvedValue(mockResponse);
+
+      const options = {
+        modelConfigKey: { model: 'test-model' },
+        contents: [{ role: 'user', parts: [{ text: 'Give me content.' }] }],
+        abortSignal: abortController.signal,
+        promptId: 'content-prompt-id',
+        role: LlmRole.UTILITY_TOOL,
+      };
+
+      await client.generateContent(options);
+
+      expect(retryWithBackoff).toHaveBeenCalledWith(
+        expect.any(Function),
+        expect.objectContaining({
+          signal: options.abortSignal,
+        }),
+      );
+    });
+
     it('should validate content using shouldRetryOnContent function', async () => {
       const mockResponse = createMockResponse('Some valid content.');
       mockGenerateContent.mockResolvedValue(mockResponse);
diff --git a/packages/core/src/core/baseLlmClient.ts b/packages/core/src/core/baseLlmClient.ts
index a23b8c353c7..edaa54b31e5 100644
--- a/packages/core/src/core/baseLlmClient.ts
+++ b/packages/core/src/core/baseLlmClient.ts
@@ -357,6 +357,7 @@ export class BaseLlmClient {
         shouldRetryOnContent,
         maxAttempts:
           availabilityMaxAttempts ?? maxAttempts ?? DEFAULT_MAX_ATTEMPTS,
+        signal: abortSignal,
         getAvailabilityContext,
         onPersistent429: this.config.isInteractive()
           ? (authType, error) =>