Community speculates on Qwen 4 architecture: Sparse Attention or MLA hybrid?

challis88ocarina · reddit · 2026-08-25

Community members have proposed several speculations regarding the architecture of the upcoming Qwen 4 model. Possibilities include an embedding-offloaded linear architecture where 51B n-grams track semantics and context, sparse full-attention with dense routing, or a multi-head latent attention (MLA) hybrid architecture that compresses KVs on-the-fly and decompresses embeddings on demand.

Original post →

More from Models

Models channel →