The first title I see there is "The Illusion of Diminishing Returns: Measuring Long Horizon Execution in LLMs":
https://proceedings.iclr.cc/paper_files/paper/2026/hash/3b4e...
https://proceedings.iclr.cc/paper_files/paper/2026/hash/3b4e...
It’s also poor reasoning to you only pick one thing you think supports your view, and ignore vastly more things not supporting it, all from the same useful criteria.
Now if only you’d carefully read the report you chose, and spend equal time looking at ample presented evidence, you’d develop a more accurate understanding.