PRISM: Demystifying Retention and Interaction in Mid-Training

Benchmark Model Rank Results
mathematical-reasoning-on-aime-2025Granite-3.3 (8B) PRISM–Accuracy: 27.96
mathematical-reasoning-on-aime24Granite-3.3 (8B) PRISM–Acc: 37.18
mathematical-reasoning-on-math-500Granite-4-H Micro (3B) PRISM–Accuracy: 82.73
multiple-choice-question-answering-mcqa-on-gpqa-diamondGranite-3.3 (8B) PRISM (MCS) + RL (MC)–Accuracy: 52.86