Qwen 3.8 Default Temperature Causes Gibberish, Lower It
Users report Qwen 3.8's default temperature of 1.0 causes gibberish and repetition after 10–20K tokens; lowering it to 0.7 reduces verbose thinking and 0.1 largely fixes the degradation.
2026-08-18 ~ 2026-08-19 · 2 related posts
- Episode 1: Qwen 3.8 27B "Overthinking" Debate: Tests Point to Necessary Cost for Performance(2026-08-17, 7 posts)
- Episode 2: Qwen3.8-27B matches top closed-source models on benchmarks while running on a single consumer GPU(2026-08-17, 20 posts)
- Episode 3: Qwen 3.8 Default Temperature Causes Gibberish, Lower It(2026-08-18, 2 posts)
- Qwen3.8 Default Temperature Too High? Tweaking Improves Output — bSun0000 · 2026-08-18
- Qwen 3.8 default temp 1.0 causes garbage output, 0.1 fixes it — KeepyUpper · 2026-08-19