The news of Yahoo's deal to use Microsoft's Bing for search at best has some standing vigil over BOSS and SearchMonkey (our profiles of the BOSS API and Yahoo Search API). At worst, many are already calling the services dead.
Google announced the Firebase App Indexing API. The API allows users to search for content within the Google app and find personal or public content across apps installed on a particular device. Because the content is stored on the device, the API is functional whether a user is online or not.