diff --git a/api-index-v1.json b/api-index-v1.json
index 998f956ed..78496c93a 100644
--- a/api-index-v1.json
+++ b/api-index-v1.json
@@ -47637,6 +47637,139 @@
       ],
       "configFile": "cloudfunctions_v1.yaml"
     },
+    {
+      "id": "google.cloud.functions.v2alpha",
+      "directory": "google/cloud/functions/v2alpha",
+      "version": "v2alpha",
+      "majorVersion": "v2",
+      "hostName": "cloudfunctions.googleapis.com",
+      "title": "Cloud Functions API",
+      "description": "Manages lightweight user-provided functions executed in response to events.",
+      "importDirectories": [
+        "google/api",
+        "google/longrunning",
+        "google/protobuf"
+      ],
+      "options": {
+        "go_package": {
+          "valueCounts": {
+            "google.golang.org/genproto/googleapis/cloud/functions/v2alpha;functions": 1
+          }
+        },
+        "java_multiple_files": {
+          "valueCounts": {
+            "true": 1
+          }
+        },
+        "java_package": {
+          "valueCounts": {
+            "com.google.cloud.functions.v2alpha": 1
+          }
+        },
+        "objc_class_prefix": {
+          "valueCounts": {
+            "GCF": 1
+          }
+        }
+      },
+      "services": [
+        {
+          "shortName": "FunctionService",
+          "fullName": "google.cloud.functions.v2alpha.FunctionService",
+          "methods": [
+            {
+              "shortName": "CreateFunction",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.CreateFunction",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "POST",
+                  "path": "/v2alpha/{parent=projects/*/locations/*}/functions"
+                }
+              ]
+            },
+            {
+              "shortName": "DeleteFunction",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.DeleteFunction",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "DELETE",
+                  "path": "/v2alpha/{name=projects/*/locations/*/functions/*}"
+                }
+              ]
+            },
+            {
+              "shortName": "GenerateDownloadUrl",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.GenerateDownloadUrl",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "POST",
+                  "path": "/v2alpha/{name=projects/*/locations/*/functions/*}:generateDownloadUrl"
+                }
+              ]
+            },
+            {
+              "shortName": "GenerateUploadUrl",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.GenerateUploadUrl",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "POST",
+                  "path": "/v2alpha/{parent=projects/*/locations/*}/functions:generateUploadUrl"
+                }
+              ]
+            },
+            {
+              "shortName": "GetFunction",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.GetFunction",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "GET",
+                  "path": "/v2alpha/{name=projects/*/locations/*/functions/*}"
+                }
+              ]
+            },
+            {
+              "shortName": "ListFunctions",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.ListFunctions",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "GET",
+                  "path": "/v2alpha/{parent=projects/*/locations/*}/functions"
+                }
+              ]
+            },
+            {
+              "shortName": "ListRuntimes",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.ListRuntimes",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "GET",
+                  "path": "/v2alpha/{parent=projects/*/locations/*}/runtimes"
+                }
+              ]
+            },
+            {
+              "shortName": "UpdateFunction",
+              "fullName": "google.cloud.functions.v2alpha.FunctionService.UpdateFunction",
+              "mode": "UNARY",
+              "bindings": [
+                {
+                  "httpMethod": "PATCH",
+                  "path": "/v2alpha/{function.name=projects/*/locations/*/functions/*}"
+                }
+              ]
+            }
+          ]
+        }
+      ],
+      "configFile": "cloudfunctions_v2alpha.yaml"
+    },
     {
       "id": "google.cloud.gaming.v1",
       "directory": "google/cloud/gaming/v1",