65c3f6bf7c
Sanity run: McGill corpus, max_seq_len=256, batch_size=32, lr=3e-4, seed=42. Epoch 1: train=1.2603 val=0.6403 ppl=1.90 Epoch 2: train=0.5979 val=0.5809 ppl=1.80 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>