Laguna S2.1

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Latest developments

Latest open artifacts (#23): Laguna S2.1, Inkling, & Kimi K3 show the utility of open models on the Pareto frontier Interconnects · 1 day ago · 27 The Sequence Radar #901: Last Week in AI: Smarter Models, Physical Machines, and the Expanding AI Stack TheSequence · 1 week ago · 35

2026

◆ Multiple AI companies release competitive open-weight models as industry trend shifts toward openness Open source release

◆ Poolside AI releases Laguna 118B, an open-weight model demonstrating exceptional efficiency with significant performance gains over much larger competitors Open source release

• 2 Aug Latest open artifacts (#23): Laguna S2.1, Inkling, & Kimi K3 show the utility of open models on the Pareto frontier
• 26 Jul The Sequence Radar #901: Last Week in AI: Smarter Models, Physical Machines, and the Expanding AI Stack

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Products & technology

• Poolside develops this model · 2 sources