Google App Engine 1.6.2 发布了，主要新特性：
- Experimental Datastore Backup/Restore
- Django® + Cloud SQL
- Channel API: Developers can now specify how long a channel token will last until it expires, with the default remaining two hours. Channel API quota is now measured both in calls to create a channel and the number of hours of channel time requested.
- Task Queues: A new X-Appengine-TaskETA header has been added which can be used to measure task delivery latency.
- Blobstore: The Python API for the Blobstore now provides asynchronous API calls for creating upload URLs and fetching and deleting data.