Yxanul/Mephisto-IF_172k

Mephisto-IF_172k 172,761 English instruction-following SFT examples, generated by Qwen/Qwen3.5-4B in non-thinking (Instruct) mode on the instruction-following prompts of openbmb/UltraData-SFT-2605. Responses contain no chain-of-thought — thinking was disabled at generation time, so every assistant turn is a direct answer. Format One JSON object per line: { "messages": [ {"role": "user", "content": "..."}, {"role": "assistant", "content": "..."} ]… See the full description on the dataset page: https://huggingface.co/datasets/Yxanul/Mephisto-IF_172k.