ResearchBenchmarksVisual Text Rendering on Visual Text Rendering Stable Diffusion v3.5-M (evaluation)Follow92OCR AccuracyFlow-GRPO57.6866.5975.584.41Feb 12, 2026Evaluation ResultsMethodMethodLinksOCR AccuracyAesthetic ScoreDeQAImage RewardPickScoreUnified RewardFlow-GRPOTraining Method=Flow-G...Training Method=Flow-GRPO, Reward Signal=OCR Accuracy2026.02925.324.19522.53.12VMPO-DiffTraining Method=VMPO-D...Training Method=VMPO-Diff, Reward Signal=OCR Accuracy2026.02915.254.079422.433.08SD3.5-MModel Type=Base ModelModel Type=Base Model2026.02595.384.088422.423.08