<p>Baidu has released Unlimited OCR 2, an MIT-licensed 3B OCR model that parses hundred-page documents in one request. Its SR-SWA attention keeps per-step decoding cost nearly flat, scoring 77.1 on MarathonDocBench</p> <p>The post <a href="https://www.marktechpost.com/2026/10/26/baidu-unlimited-ocr-2-open-source-long-document-ocr/">Baidu Open-Sources Unlimited OCR 2 for Hundred-Page Document Parsing</a> appeared first on <a href="https://www.marktechpost.com">MarkTechPost</a>.</p>