What is SilbercueSwift?
SilbercueSwift is a native Swift MCP server for iOS development, offering 58 tools in a single binary with no dependencies. It parses .xcresult bundles to provide structured test results, UI automation, code coverage, and failure screenshots for AI agents like Claude Code and Cursor.
How to use SilbercueSwift?
Install via Homebrew (brew tap silbercue/silbercue && brew install silbercueswift) or build from source. Configure in Claude Code with claude mcp add --scope user SilbercueSwift /opt/homebrew/bin/SilbercueSwift (using the full path). Uninstall with claude mcp remove --scope user SilbercueSwift followed by brew uninstall silbercueswift.
Key features of SilbercueSwift
- 58 tools in a single 8.5 MB native Swift binary
- Zero dependencies — install in 10 seconds
- Screenshots at ~316ms (Free) or ~15ms (Pro)
- Structured test results from .xcresult bundles
- Navigate in one call (find + tap + verify)
- View hierarchy in ~31ms (Free) or ~5ms (Pro)
- Drag & drop with element IDs (1 call instead of 3)
Use cases of SilbercueSwift
- Build, test, and run iOS apps with structured error feedback
- Automate UI testing with batch plans and adaptive decisions
- Capture code coverage and visual regression baselines
- Diagnose test failures using file:line messages and failure screenshots
- Perform multi-device checks (Dark Mode, Landscape, iPad) with Pro
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