diff --git a/src/genai/types/common.ts b/src/genai/types/common.ts
index dffad1bd..9e61669d 100644
--- a/src/genai/types/common.ts
+++ b/src/genai/types/common.ts
@@ -2571,6 +2571,34 @@ export declare interface RunQueryJobResult {
   outputGcsUri?: string;
 }
 
+/** Config for canceling async querying agent engines. */
+export declare interface CancelQueryJobAgentEngineConfig {
+  /** Used to override HTTP request options. */
+  httpOptions?: genaiTypes.HttpOptions;
+  /** Abort signal which can be used to cancel the request.
+
+  NOTE: AbortSignal is a client-only operation. Using it to cancel an
+  operation will not cancel the request in the service. You will still
+  be charged usage for any applicable operations.
+       */
+  abortSignal?: AbortSignal;
+  /** Name of the longrunning operation returned from run_query_job. */
+  operationName?: string;
+}
+
+/** Result of canceling a query job. */
+export declare interface CancelQueryJobResult {
+  /** Used to override HTTP request options. */
+  httpOptions?: genaiTypes.HttpOptions;
+  /** Abort signal which can be used to cancel the request.
+
+  NOTE: AbortSignal is a client-only operation. Using it to cancel an
+  operation will not cancel the request in the service. You will still
+  be charged usage for any applicable operations.
+       */
+  abortSignal?: AbortSignal;
+}
+
 /** Config for async querying agent engines. */
 export declare interface CheckQueryJobAgentEngineConfig {
   /** Used to override HTTP request options. */