Architecture: - Parameter count: 216.5M - Layers: 10 - Attention / no attention:** Attention — 12-head multi-head self-attention, RoPE positional encoding, SDPA. Decoder-only, pre-norm, RMSNorm + SwiGLU, tied input/output embeddings. (hidden 1032, head_dim 86, FFN 4416) - Tokenizer:** Custom 36k Sen