Laguna-S-2.1's Reasoning Anomalies Linked to Quantization and Templates

Developers investigating reasoning anomalies in the Laguna-S-2.1 model, such as infinite thinking loops, attribute the issues to both chat templates and quantization. Users found that modifying templates can force longer reasoning, but severe loops are likely a side effect of quantization methods like IQ3S.

2026-07-22 ~ 2026-07-24 · 3 related posts

• Reddit user says a chat-template tweak can force Laguna-S-2.1 into longer reasoning — SnooPaintings8639 · 2026-07-22
• Laguna S 2.1 thinking bug may be a chat-template issue, not the model — Shoddy_Bed3240 · 2026-07-23
• Laguna-S-2.1 infinite-thinking loops may come from quantization, not prompting — CautiousStudent6919 · 2026-07-24