Laguna M.1 and XS.2: New Mixture‑of‑Experts Coding Models Open‑Source
Laguna M.1 and XS.2 are new Mixture‑of‑Experts foundation models optimized for long‑horizon, agentic coding. M.1 packs 225.8 B parameters (23.4 B active) while XS.2 has 33.4 B total (3 B active) and its weights are released under Apache 2.0. Both achieve state‑of‑the‑art results on SWE‑bench and Terminal‑Bench evaluations.