diff --git a/readme.md b/readme.md
index 644e037..88a58d3 100644
--- a/readme.md
+++ b/readme.md
@@ -303,6 +303,7 @@ chrome.registerPlugin(new CookiePlugin());
 * [chrome.declarativeContent](https://developer.chrome.com/extensions/declarativeContent)
 * [chrome.desktopCapture](https://developer.chrome.com/extensions/desktopCapture)
 * [chrome.devtools](https://developer.chrome.com/extensions/devtools)
+* [chrome.dial](https://chromium.googlesource.com/chromium/src.git/+/master/chrome/common/extensions/api/dial.idl) (undocumented API for communication with DIAL-capable devices)
 * [chrome.downloads](https://developer.chrome.com/extensions/downloads)
 * [chrome.extension](https://developer.chrome.com/extensions/extension)
 * [chrome.extensionTypes](https://developer.chrome.com/extensions/extensionTypes)
diff --git a/src/config/stable-api.json b/src/config/stable-api.json
index bcaf1b4..5809c7a 100644
--- a/src/config/stable-api.json
+++ b/src/config/stable-api.json
@@ -3894,6 +3894,139 @@
       "manifest:devtools_page"
     ]
   },
+  {
+    "types": [
+      {
+        "id": "DialDevice",
+        "type": "object",
+        "properties": {
+          "deviceLabel": {
+            "type": "string"
+          },
+          "deviceDescriptionUrl": {
+            "type": "string"
+          },
+          "configId": {
+            "type": "integer",
+            "nullable": true
+          }
+        }
+      },
+      {
+        "id": "DialDeviceDescription",
+        "type": "object",
+        "properties": {
+          "deviceLabel": {
+            "type": "string"
+          },
+          "appUrl": {
+            "type": "string"
+          },
+          "deviceDescription": {
+            "type": "string"
+          }
+        }
+      },
+      {
+        "id": "DialErrorCode",
+        "type": "string",
+        "enum": [
+          "no_listeners",
+          "no_valid_network_interfaces",
+          "network_disconnected",
+          "cellular_network",
+          "socket_error",
+          "unknown"
+        ]
+      },
+      {
+        "id": "DialError",
+        "type": "object",
+        "properties": {
+          "code": {
+            "$ref": "DialErrorCode"
+          }
+        }
+      }
+    ],
+    "functions": [
+      {
+        "name": "discoverNow",
+        "type": "function",
+        "parameters": [
+          {
+            "optional": false,
+            "name": "callback",
+            "type": "function",
+            "parameters": [
+              {
+                "type": "boolean",
+                "optional": false,
+                "name": "result"
+              }
+            ]
+          }
+        ],
+        "static": true
+      },
+      {
+        "name": "fetchDeviceDescription",
+        "type": "function",
+        "parameters": [
+          {
+            "type": "string",
+            "optional": false,
+            "name": "deviceLabel"
+          },
+          {
+            "optional": false,
+            "name": "callback",
+            "type": "function",
+            "parameters": [
+              {
+                "$ref": "DialDeviceDescription",
+                "optional": false,
+                "name": "result"
+              }
+            ]
+          }
+        ],
+        "static": true
+      }
+    ],
+    "events": [
+      {
+        "name": "onDeviceList",
+        "type": "function",
+        "parameters": [
+          {
+            "type": "array",
+            "items": {
+              "$ref": "DialDevice"
+            },
+            "optional": false,
+            "name": "result"
+          }
+        ]
+      },
+      {
+        "name": "onError",
+        "type": "function",
+        "parameters": [
+          {
+            "$ref": "DialError",
+            "optional": false,
+            "name": "error"
+          }
+        ]
+      }
+    ],
+    "namespace": "dial",
+    "description": "Use the <code>chrome.dial</code> API to discover devices that support DIAL. Protocol specification: http://www.dial-multiscreen.org/",
+    "dependencies": [
+      "permission:dial"
+    ]
+  },
   {
     "types": [
       {
diff --git a/test/config.js b/test/config.js
index 1a0992b..ac995f6 100644
--- a/test/config.js
+++ b/test/config.js
@@ -345,6 +345,17 @@ export default {
             'onSelectionChanged'
         ]
     },
+    dial: {
+        methods: [
+            'discoverNow',
+            'fetchDeviceDescription'
+        ],
+        properties: [],
+        events: [
+            'onDeviceList',
+            'onError'
+        ]
+    },
     downloads: {
         methods: [
             'download',