@article{llmoutputdetectabilityandtaskperformance, title = {LLM Output Detectability and Task Performance Can be Jointly Optimized}, author = {Koshiro Saito and Ryuto Koike and Masahiro Kaneko and Naoaki Okazaki}, year = {2026}, eprint = {2605.01350}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2605.01350}, }