Frontier multimodal LLMs achieve ~85% accuracy and ~90% weighted F1 on digitizing complex handwritten medical forms, with Gemini 3.1 strongest overall and prompt optimization lifting macro metrics over 60%.
Grok 4.1 model card, 2025.https://data.x.ai/2025-11-17-grok-4-1-model-card.pdf
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From Handwriting to Structured Data: Benchmarking AI Digitisation of Handwritten Forms
Frontier multimodal LLMs achieve ~85% accuracy and ~90% weighted F1 on digitizing complex handwritten medical forms, with Gemini 3.1 strongest overall and prompt optimization lifting macro metrics over 60%.