Qwen 3.8 27B is excellent, but it defaults to wildly overthinking things

· · Aug. 16, 2026, 10:05 p.m.
Summary
The blog post reviews Qwen 3.8 27B, highlighting its capabilities and quirks, particularly its tendency to overthink tasks set to high reasoning levels. Initial benchmarking shows that while the model has impressive features, including bounding box detection and tool creation, it suffers from performance issues, particularly speed. The author provides practical recommendations for users to adjust reasoning settings for optimal performance, especially when running on consumer hardware, and shares personal insights from hands-on experience with the model.
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