ResearchBenchmarksMultiple Choice on OPT Language Tasks Multiple Choice 1.3BMultiple Choice on OPT Language Tasks Multiple Choice 1.3BFollow75.5COPA ScoreMeZO-switch73.9474.34574.7575.155May 1, 2026Evaluation resultsMethodMethodLinksCOPA ScoreReCoRD ScoreMeZO-switchBackbone=OPT-1.3BBackbone=OPT-1.3B2026.0575.571AdaMeZOBackbone=OPT-1.3BBackbone=OPT-1.3B2026.0575.571.1Zero-shotBackbone=OPT-1.3B, Eva...Backbone=OPT-1.3B, Evaluation Protocol=Zero-shot2026.057570.5MeZOBackbone=OPT-1.3BBackbone=OPT-1.3B2026.0574.570.6FOBackbone=OPT-1.3B, Mem...Backbone=OPT-1.3B, Memory Constraint=≥ 4× memory2026.057469.1HiZOOBackbone=OPT-1.3BBackbone=OPT-1.3B2026.057470.8