Poolside Laguna S 2.1 scores well in coding benchmarks, but runs slower on the DGX Spark and delivers weaker practical results than Qwen 3.6.
Published July 24, 2026
4 min reading time
Poolside released Laguna S 2.1 on July 21, 2026 with strong values for agentic coding and long-horizon tasks. However, my test on the DGX Spark shows a clear gap between benchmark and operation: Laguna worked around three times slower than Qwen 3.6, performed weaker in the longer tool evaluation and delivered poorer text and source quality in the German-language research case.
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