Qwen3-4B fine-tune strips typical AI writing habits without system prompts
What happened
On October 19, 2026, erikkannike released qwen3-4b-deslop on the Hacker News front page. The model is a fine-tune of Qwen3-4B-Instruct-2507, trained on a MacBook Air to cut typical AI writing habits from Qwen3-4B output, including em dashes and three-item lists. The post says the change works without relying on a system prompt. The base model, the hardware and the targeted habits are all disclosed; no benchmark results are given.
Written by AI from the coverage · updated 3 hours ago
Coverage
Follow the reports to see the story from different sides.
- Hacker News front pageShow HN: Qwen3-4B with the AI writing tics trained out
erikkannike 发布 qwen3-4b-deslop，以 Qwen3-4B-Instruct-2507 为基础在 MacBook Air 上微调，无需系统提示词即可减少破折号、三项列举等 AI 写作习惯。
Heat over time
Heat now 9·Comparable peak 10（Oct 19 22:00）·Comparable change over 24 hours –
The trend only compares accounts observed without gaps, so its range may be smaller than the current heat. Hover or tap the chart for each hour; the left and right arrow keys step through it.