@geekbb: Baidu's open-source visual language model OCR project, upgraded from DeepSeek-OCR, focuses on one-shot parsing of extremely long documents. The model has two inference modes: 'gundam' mode for dense text in a single image, and 'base' mode for multi-page or PDF processing. https://github…
Summary
Baidu has open-sourced the visual language model Unlimited-OCR, upgraded from DeepSeek-OCR, supporting one-shot parsing of extremely long documents, offering two inference modes: gundam (dense text in a single image) and base (multi-page/PDF).
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Cached at: 06/23/26, 08:03 AM
Unlimited OCR Works
Welcome the Era of One-shot Long-horizon Parsing.
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@GoSailGlobal: Current OCR processes multi-page documents page by page. Every time you turn a page, memory is reset. Today, Baidu quietly open-sourced a model on GitHub and HuggingFace called Unlimited OCR, inspired by how humans copy books: - When copying a book, you don't reread hundreds of pages every time you write a word...
Baidu has open-sourced the Unlimited OCR model, which uses a Reference Sliding Window Attention (R-SWA) mechanism to parse documents up to 32K context in a single pass, eliminating the need for page-by-page inference.
baidu/Unlimited-OCR
Baidu releases Unlimited-OCR, a new model for one-shot long-horizon document parsing, building on Deepseek-OCR. It supports single image and multi-page/PDF parsing via Hugging Face Transformers and SGLang.
@berryxia: Wow, this move directly poached DeepSeek's talent! Last night I saw this interesting OCR open-source model on HuggingFace and the fascinating story behind it. This OCR model is completely different from traditional ones! Its speed and accuracy are absolutely unbeatable~~ Let me start with some background, for those who are familiar…
Baidu has open-sourced the Unlimited OCR model, which uses the R-SWA attention mechanism to process hundreds of pages in a single pass without page splitting, with a constant KV Cache. The model innovatively mimics the attention pattern of humans copying books by hand and shares technical lineage with DeepSeek OCR, sparking discussions about talent mobility.
Unlimited OCR: One-Shot Long-Horizon Parsing
Baidu releases Unlimited-OCR, an open-source model for one-shot long-horizon document parsing, building upon Deepseek-OCR with support for single images, multi-page documents, and PDFs.
@manateelazycat: Did a big shot come from Baidu's AI Whampoa Military Academy? The open-source Unlimited OCR, based on DeepSeek OCR, immediately drops a killer move. According to its published data, it scored 93.23 on OmniDocBench v1.5, surpassing DeepSeek OCR and...
The open-source OCR model Unlimited OCR, based on DeepSeek OCR, achieves 93.23 on OmniDocBench v1.5 with only 3B parameters, outperforming DeepSeek OCR, Gemini 2.5, and others.