diff --git a/chrome/common/extensions/api/_api_features.json b/chrome/common/extensions/api/_api_features.json
index 846a910323217..e78e1125f61cd 100644
--- a/chrome/common/extensions/api/_api_features.json
+++ b/chrome/common/extensions/api/_api_features.json
@@ -179,6 +179,34 @@
     ],
     "contexts": ["privileged_extension"]
   }],
+  "browserOS": {
+    "dependencies": ["permission:browserOS"],
+    "contexts": ["privileged_extension"]
+  },
+  "browserOS.getAccessibilityTree": {
+    "dependencies": ["permission:browserOS"],
+    "contexts": ["privileged_extension"]
+  },
+  "browserOS.getInteractiveSnapshot": {
+    "dependencies": ["permission:browserOS"],
+    "contexts": ["privileged_extension"]
+  },
+  "browserOS.getPageStructure": {
+    "dependencies": ["permission:browserOS"],
+    "contexts": ["privileged_extension"]
+  },
+  "browserOS.click": {
+    "dependencies": ["permission:browserOS"],
+    "contexts": ["privileged_extension"]
+  },
+  "browserOS.inputText": {
+    "dependencies": ["permission:browserOS"],
+    "contexts": ["privileged_extension"]
+  },
+  "browserOS.clear": {
+    "dependencies": ["permission:browserOS"],
+    "contexts": ["privileged_extension"]
+  },
   "browsingData": {
     "dependencies": ["permission:browsingData"],
     "contexts": ["privileged_extension"]
