open weight models3 min read
A Few Notable Open-Weight Models This Week
Short note on the architectures of six new open-weight models, including Nanbeige 4.2, Laguna S 2.1, Motif-3-Beta, Solar Open 2, Antares 1B, and BTL-3.
By Sebastian RaschkaSebastian Raschka
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Originally published by Sebastian Raschka on Jul 26, 2026.
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