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Transfer app data to or from other platforms using AppMigrationKit.
Passed 22 of 24 test cases with the skill, and 6 of 24 without it.
and 29 more in the full report
18 fixed4 passed either way0 still failing2 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 18 test cases the skill fixed. Same model, same prompt, with and without the skill.
Inside a migration extension, what property on MigrationDataContainer gives access to the absolute root of the containing host app's sandbox container?
| Checked | Without skill | With skill |
|---|---|---|
| Identifies containerRootDirectory as the property for the host app's sandbox root URL | Missed | Passed |
The instructions your model reads when the skill loads.
One-time cross-platform data transfer for app resources. Enables apps to export data to or import data from another platform (for example, Android) during device setup or onboarding. AppMigrationKit APIs are iOS 26.0+ / iPadOS 26.0+; the data-container entitlement is iOS 26.1+ / iPadOS 26.1+ / Mac Catalyst 26.1+. Swift 6.3.
Beta-sensitive. AppMigrationKit is new in iOS 26 and may change before GM. Re-check current Apple documentation before relying on specific API details.
AppMigrationKit uses an app extension model. The system orchestrates the transfer between devices. The app provides an extension conforming to export and import protocols, and the system calls that extension at the appropriate time. The app itself never manages the network connection between devices.
AppMigrationKit operates through three layers:
AppMigrationExtension conforming type that the
system invokes during migration. It handles data export and import.MigrationStatus.importStatus on first launch to determine whethertest cases passed, vs 6 / 24 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.