diff --git a/hassio/addons/addon.py b/hassio/addons/addon.py
index 87b1ebeca..d232c8ddb 100644
--- a/hassio/addons/addon.py
+++ b/hassio/addons/addon.py
@@ -17,7 +17,7 @@ from ..const import (
     ATTR_NAME, ATTR_VERSION, ATTR_SLUG, ATTR_DESCRIPTON, ATTR_BOOT, ATTR_MAP,
     ATTR_OPTIONS, ATTR_PORTS, ATTR_SCHEMA, ATTR_IMAGE, ATTR_REPOSITORY,
     ATTR_URL, ATTR_ARCH, ATTR_LOCATON, ATTR_DEVICES, ATTR_ENVIRONMENT,
-    ATTR_HOST_NETWORK, ATTR_TMPFS, ATTR_PRIVILEGED, ATTR_STARTUP,
+    ATTR_HOST_NETWORK, ATTR_TMPFS, ATTR_PRIVILEGED, ATTR_STARTUP, ATTR_UUID,
     STATE_STARTED, STATE_STOPPED, STATE_NONE, ATTR_USER, ATTR_SYSTEM,
     ATTR_STATE, ATTR_TIMEOUT, ATTR_AUTO_UPDATE, ATTR_NETWORK, ATTR_WEBUI,
     ATTR_HASSIO_API, ATTR_AUDIO, ATTR_AUDIO_OUTPUT, ATTR_AUDIO_INPUT,
@@ -153,6 +153,12 @@ class Addon(object):
         """Return timeout of addon for docker stop."""
         return self._mesh[ATTR_TIMEOUT]
 
+    @property
+    def api_token(self):
+        """Return a API token for this add-on."""
+        if self.is_installed:
+            return self.data.user[self._id][ATTR_UUID]
+
     @property
     def description(self):
         """Return description of addon."""
diff --git a/hassio/addons/validate.py b/hassio/addons/validate.py
index 07e3f91b4..4d82b04e9 100644
--- a/hassio/addons/validate.py
+++ b/hassio/addons/validate.py
@@ -1,6 +1,7 @@
 """Validate addons options schema."""
 import logging
 import re
+import uuid
 
 import voluptuous as vol
 
@@ -12,7 +13,7 @@ from ..const import (
     ATTR_ARCH, ATTR_DEVICES, ATTR_ENVIRONMENT, ATTR_HOST_NETWORK, ARCH_ARMHF,
     ARCH_AARCH64, ARCH_AMD64, ARCH_I386, ATTR_TMPFS, ATTR_PRIVILEGED,
     ATTR_USER, ATTR_STATE, ATTR_SYSTEM, STATE_STARTED, STATE_STOPPED,
-    ATTR_LOCATON, ATTR_REPOSITORY, ATTR_TIMEOUT, ATTR_NETWORK,
+    ATTR_LOCATON, ATTR_REPOSITORY, ATTR_TIMEOUT, ATTR_NETWORK, ATTR_UUID,
     ATTR_AUTO_UPDATE, ATTR_WEBUI, ATTR_AUDIO, ATTR_AUDIO_INPUT,
     ATTR_AUDIO_OUTPUT, ATTR_HASSIO_API, ATTR_BUILD_FROM, ATTR_SQUASH,
     ATTR_ARGS, ATTR_GPIO, ATTR_HOMEASSISTANT_API, ATTR_STDIN, ATTR_LEGACY)
@@ -137,12 +138,14 @@ SCHEMA_BUILD_CONFIG = vol.Schema({
     vol.Optional(ATTR_ARGS, default={}): vol.Schema({
         vol.Coerce(str): vol.Coerce(str)
     }),
-})
+}, extra=vol.REMOVE_EXTRA)
 
 
 # pylint: disable=no-value-for-parameter
 SCHEMA_ADDON_USER = vol.Schema({
     vol.Required(ATTR_VERSION): vol.Coerce(str),
+    vol.Optional(ATTR_UUID, default=lambda: uuid.uuid4().hex):
+        vol.Match(r"^[0-9a-f]{32}$"),
     vol.Optional(ATTR_OPTIONS, default={}): dict,
     vol.Optional(ATTR_AUTO_UPDATE, default=False): vol.Boolean(),
     vol.Optional(ATTR_BOOT):
@@ -150,7 +153,7 @@ SCHEMA_ADDON_USER = vol.Schema({
     vol.Optional(ATTR_NETWORK): DOCKER_PORTS,
     vol.Optional(ATTR_AUDIO_OUTPUT): ALSA_CHANNEL,
     vol.Optional(ATTR_AUDIO_INPUT): ALSA_CHANNEL,
-})
+}, extra=vol.REMOVE_EXTRA)
 
 
 SCHEMA_ADDON_SYSTEM = SCHEMA_ADDON_CONFIG.extend({
diff --git a/hassio/const.py b/hassio/const.py
index c713f0143..10bfa3413 100644
--- a/hassio/const.py
+++ b/hassio/const.py
@@ -110,6 +110,7 @@ ATTR_HOMEASSISTANT = 'homeassistant'
 ATTR_HASSIO = 'hassio'
 ATTR_HASSIO_API = 'hassio_api'
 ATTR_HOMEASSISTANT_API = 'homeassistant_api'
+ATTR_UUID = 'uuid'
 ATTR_FOLDERS = 'folders'
 ATTR_SIZE = 'size'
 ATTR_TYPE = 'type'
diff --git a/hassio/dock/addon.py b/hassio/dock/addon.py
index 34ecb3b3f..8b95bb63f 100644
--- a/hassio/dock/addon.py
+++ b/hassio/dock/addon.py
@@ -60,6 +60,10 @@ class DockerAddon(DockerInterface):
                 'ALSA_INPUT': self.addon.audio_input,
             })
 
+        # Set api token if any API access is needed
+        if self.addon.access_hassio_api or self.addon.access_homeassistant_api:
+            addon_env['API_TOKEN'] = self.addon.api_token
+
         return {
             **addon_env,
             'TZ': self.config.timezone,