Loading skill
Install any skill in seconds. Free to start, no credit card required.
Get Started Free →Builds iOS/macOS/watchOS/tvOS applications with Swift 5.9+, SwiftUI, async/await concurrency, actors, protocol-oriented programming, and Vapor.
| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-03 | ✗→✓ | ▲ Improved | -47% | 0% |
| case-09 | ✗→✓ | ▲ Improved | -42% | 0% |
| case-01 | ✓→✓ | ＝ Same ✓ | 27% | 0% |
| case-02 | ✓→✓ | ＝ Same ✓ | -41% | 0% |
| case-04 | ✓→✓ | ＝ Same ✓ | -22% | 0% |
name: swift-expert description: > Builds iOS/macOS/watchOS/tvOS applications with Swift 5.9+, SwiftUI, async/await concurrency, actors, protocol-oriented programming, and Vapor. metadata: sources:
repo: jeffallan/claude-skills path: skills/swift-expert/SKILL.md commit: 3bf9a24b76a7c122f1fc05e83929fbc84e1c207a attribution: Jeffallan license: MIT usage: referenced
Other measured skills in the registry, with their headline benchmark lift.