diff --git a/index.d.ts b/index.d.ts
index a39a93c..7d16190 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -111,7 +111,7 @@ declare global {
 
         /**
          * get current project object
-         * 
+         *
          */
         project(): {
             [key: string]: any
@@ -119,7 +119,7 @@ declare global {
 
         /**
          * get server config object
-         * 
+         *
          */
         server(): {
             api: {
@@ -344,6 +344,13 @@ declare global {
          * get Sentry trace id
          */
         sentryTraceId(): string
+
+        /**
+         * sleep
+         *
+         * @param ms sleep time in milliseconds
+         */
+        sleep(ms: number): void
     }
 
     interface ResponsePackage {
@@ -640,7 +647,7 @@ declare global {
          *
          * @returns hex hash
          */
-        md5(data:string): string
+        md5(data: string): string
     }
 
     interface JsonPackage {
@@ -680,7 +687,7 @@ declare global {
         }
 
         api(): {
-            [key: string]: any            
+            [key: string]: any
         }
 
         project(): {
diff --git a/schemas/api-config/collection.json b/schemas/api-config/collection.json
index 9d7a274..95b6049 100644
--- a/schemas/api-config/collection.json
+++ b/schemas/api-config/collection.json
@@ -125,6 +125,53 @@
                     }
                 }
             ]
+        },
+        "cors": {
+            "type": "object",
+            "description": "cors configuration",
+            "additionalProperties": false,
+            "properties": {
+                "merge": {
+                    "type": "boolean",
+                    "description": "merge with global and project cors configuration"
+                },
+                "allowOrigins": {
+                    "type": "array",
+                    "description": "list of allowed origins",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "allowMethods": {
+                    "type": "array",
+                    "description": "list of allowed methods",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "allowHeaders": {
+                    "type": "array",
+                    "description": "list of allowed headers",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "allowCredentials": {
+                    "type": "boolean",
+                    "description": "allow credentials"
+                },
+                "exposeHeaders": {
+                    "type": "array",
+                    "description": "list of exposed headers",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "maxAge": {
+                    "type": "integer",
+                    "description": "max age in seconds"
+                }
+            }
         }
     },
     "required": ["name", "permissions"]
diff --git a/schemas/api-config/config.json b/schemas/api-config/config.json
index 2007fc4..99c4e03 100644
--- a/schemas/api-config/config.json
+++ b/schemas/api-config/config.json
@@ -77,6 +77,53 @@
                     }
                 ]
             }
+        },
+        "cors": {
+            "type": "object",
+            "description": "cors configuration",
+            "additionalProperties": false,
+            "properties": {
+                "merge": {
+                    "type": "boolean",
+                    "description": "merge with global cors configuration"
+                },
+                "allowOrigins": {
+                    "type": "array",
+                    "description": "list of allowed origins",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "allowMethods": {
+                    "type": "array",
+                    "description": "list of allowed methods",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "allowHeaders": {
+                    "type": "array",
+                    "description": "list of allowed headers",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "allowCredentials": {
+                    "type": "boolean",
+                    "description": "allow credentials"
+                },
+                "exposeHeaders": {
+                    "type": "array",
+                    "description": "list of exposed headers",
+                    "items": {
+                        "type": "string"
+                    }
+                },
+                "maxAge": {
+                    "type": "integer",
+                    "description": "max age in seconds"
+                }
+            }
         }
     },
     "required": ["namespace"]