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Qwen2 and Qwen3 share the same architecture — Qwen3 adds Q/K RMS normalization which Qwen2 lacks. The loader auto-detects the variant from weight presence and reports the correct ModelType(). - Add "qwen2" to architecture dispatch in model.go - Make Q/K norm optional in attention forward (nil-safe check) - Store detected model type on Qwen3Model struct - Add "qwen2" to chat template routing - DeepSeek R1 7B (4-bit): 27 tok/s on M3 Ultra - 2 new tests: inference + chat Co-Authored-By: Virgil <virgil@lethean.io> Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com> |
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