title: "Unlimited OCR (2026): Baidu's One-Shot Long-Horizon Document Parser That Beats DeepSeek OCR" description: "Unlimited OCR is Baidu's open-source end-to-end OCR model that parses dozens of pages in a single forward pass. This 2026 guide explains how Reference Sliding Window Attention (R-SWA) works, why it tops OmniDocBench, and how to run unlimited ocr locally with Transformers or SGLang." slug: "unlimited-ocr-2026" canonical: "/blog/unlimited-ocr-2026" keywords:
- unlimited ocr
- baidu unlimited ocr
- unlimited ocr model
- long-horizon document parsing