diff --git a/docs/generated/api.json b/docs/generated/api.json
index 12bf4768c..eb7d5885e 100644
--- a/docs/generated/api.json
+++ b/docs/generated/api.json
@@ -202,6 +202,15 @@
               "text": "CloudEventFunction",
               "canonicalReference": "@google-cloud/functions-framework!CloudEventFunction:interface"
             },
+            {
+              "kind": "Content",
+              "text": "<T> | "
+            },
+            {
+              "kind": "Reference",
+              "text": "CloudEventFunctionWithCallback",
+              "canonicalReference": "@google-cloud/functions-framework!CloudEventFunctionWithCallback:interface"
+            },
             {
               "kind": "Content",
               "text": "<T>"
@@ -217,8 +226,8 @@
           ],
           "fileUrlPath": "src/function_registry.ts",
           "returnTypeTokenRange": {
-            "startIndex": 8,
-            "endIndex": 9
+            "startIndex": 10,
+            "endIndex": 11
           },
           "releaseTag": "Public",
           "overloadIndex": 1,
@@ -235,7 +244,7 @@
               "parameterName": "handler",
               "parameterTypeTokenRange": {
                 "startIndex": 5,
-                "endIndex": 7
+                "endIndex": 9
               },
               "isOptional": false
             }
diff --git a/docs/generated/api.md.api.md b/docs/generated/api.md.api.md
new file mode 100644
index 000000000..32386e50a
--- /dev/null
+++ b/docs/generated/api.md.api.md
@@ -0,0 +1,140 @@
+## API Report File for "@google-cloud/functions-framework"
+
+> Do not edit this file. It is a report generated by [API Extractor](https://api-extractor.com/).
+
+```ts
+
+/// <reference types="node" />
+
+import { CloudEventV1 as CloudEvent } from 'cloudevents';
+import { Request as Request_3 } from 'express';
+import { Response as Response_2 } from 'express';
+
+export { CloudEvent }
+
+// @public
+export const cloudEvent: <T = unknown>(functionName: string, handler: CloudEventFunction<T> | CloudEventFunctionWithCallback<T>) => void;
+
+// @public
+export interface CloudEventFunction<T = unknown> {
+    // (undocumented)
+    (cloudEvent: CloudEvent<T>): any;
+}
+
+// @public
+export interface CloudEventFunctionWithCallback<T = unknown> {
+    // (undocumented)
+    (cloudEvent: CloudEvent<T>, callback: Function): any;
+}
+
+// @public
+export interface CloudFunctionsContext {
+    eventId?: string;
+    eventType?: string;
+    resource?: string | {
+        [key: string]: string;
+    };
+    timestamp?: string;
+}
+
+// @public
+export type Context = CloudFunctionsContext | CloudEvent<unknown>;
+
+// @public
+export interface Data {
+    // (undocumented)
+    data: object;
+}
+
+// @public
+export interface EventFunction {
+    // (undocumented)
+    (data: {}, context: Context): any;
+}
+
+// @public
+export interface EventFunctionWithCallback {
+    // (undocumented)
+    (data: {}, context: Context, callback: Function): any;
+}
+
+// @public
+export type HandlerFunction<T = unknown, U = unknown> = HttpFunction | EventFunction | EventFunctionWithCallback | CloudEventFunction<T> | CloudEventFunctionWithCallback<T> | TypedFunction<T, U>;
+
+// @public
+export const http: (functionName: string, handler: HttpFunction) => void;
+
+// @public
+export interface HttpFunction {
+    // (undocumented)
+    (req: Request_2, res: Response_2): any;
+}
+
+// @public
+export interface InvocationFormat<T, U> {
+    deserializeRequest(request: InvocationRequest): T | Promise<T>;
+    serializeResponse(responseWriter: InvocationResponse, response: U): void | Promise<void>;
+}
+
+// @public
+export interface InvocationRequest {
+    body(): string | Buffer;
+    header(header: string): string | undefined;
+}
+
+// @public
+export interface InvocationResponse {
+    end(data: string | Buffer): void;
+    setHeader(key: string, value: string): void;
+    write(data: string | Buffer): void;
+}
+
+// @public
+export class JsonInvocationFormat<T, U> implements InvocationFormat<T, U> {
+    // (undocumented)
+    deserializeRequest(request: InvocationRequest): T;
+    // (undocumented)
+    serializeResponse(responseWriter: InvocationResponse, response: U): void;
+}
+
+// @public
+export type LegacyCloudFunctionsContext = CloudFunctionsContext | Data;
+
+// @public
+export interface LegacyEvent {
+    // (undocumented)
+    context: CloudFunctionsContext;
+    // (undocumented)
+    data: {
+        [key: string]: any;
+    };
+}
+
+// @public (undocumented)
+interface Request_2 extends Request_3 {
+    abortController?: AbortController;
+    executionId?: string;
+    rawBody?: Buffer;
+    spanId?: string;
+    traceId?: string;
+}
+export { Request_2 as Request }
+
+export { Response_2 as Response }
+
+// Warning: (ae-internal-missing-underscore) The name "typed" should be prefixed with an underscore because the declaration is marked as @internal
+//
+// @internal
+export const typed: <T, U>(functionName: string, handler: TypedFunction<T, U> | ((req: T) => U | Promise<U>)) => void;
+
+// @public
+export interface TypedFunction<T = unknown, U = unknown> {
+    // (undocumented)
+    format: InvocationFormat<T, U>;
+    // (undocumented)
+    handler: (req: T) => U | Promise<U>;
+}
+
+// (No @packageDocumentation comment for this package)
+
+```
diff --git a/test/integration/cloud_event.ts b/test/integration/cloud_event.ts
index 9bc9fc9fc..a8b04735e 100644
--- a/test/integration/cloud_event.ts
+++ b/test/integration/cloud_event.ts
@@ -336,7 +336,6 @@ describe('CloudEvent Function', () => {
       .expect(204);
   });
 
-
   it('returns a 500 if the function throws an exception', async () => {
     functions.cloudEvent('testTypedCloudEvent', () => {
       throw 'I crashed';