ResearchBenchmarksLong-context language understanding on LongBench English (14-task average)Follow11.6LongBench Average ScoreOSDN-APF11.49611.52311.5511.577May 13, 2026Evaluation ResultsMethodMethodLinksLongBench Average ScoreOSDN-APFModel Scale=1.3B / 100BModel Scale=1.3B / 100B2026.0511.6DeltaNetModel Scale=1.3B / 100BModel Scale=1.3B / 100B2026.0511.5