Add Metal-4 Tensor API test harness for iOS #17098
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- Backend selection UI (Metal-4 Tensor / Legacy Metal / CPU) - Comprehensive metrics collection (TTFT, tokens/sec, memory, thermal) - Automated A/B comparison across all backends - Fixed download progress tracking and error handling - Markdown export for sharing results Tested on iPhone 17 Pro Max (iOS 26.0.1) with Mistral-7B-v0.1 Q4_0 Results: Metal-4 Tensor shows 23% improvement over Legacy Metal (13.66 vs 11.08 t/s) 🤖 Generated with Claude Code
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Tested on iPhone 17 Pro Max (iOS 26.0.1) with Mistral-7B-v0.1 Q4_0 Results: Metal-4 Tensor shows 23% improvement over Legacy Metal (13.66 vs 11.08 t/s)
🤖 Generated with Claude Code
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