collaborators

10 papers

cs.CV2025

olmOCR 2: Unit Test Rewards for Document OCR

Jake Poznanski, Luca Soldaini, Kyle Lo

We present olmOCR 2, the latest in our family of powerful OCR systems for converting digitized print documents, like PDFs, into clean, naturally ordered plain text. olmOCR 2 is pow…

cs.CL2025

2 OLMo 2 Furious

Team OLMo, Pete Walsh, Luca Soldaini +40

We present OLMo 2, the next generation of our fully open language models. OLMo 2 includes a family of dense autoregressive language models at 7B, 13B and 32B scales with fully rele…

cs.CL2025

FlexOlmo: Open Language Models for Flexible Data Use

Weijia Shi, Akshita Bhagia, Kevin Farhat +20

We introduce FlexOlmo, a new class of language models (LMs) that supports (1) distributed training without data sharing, where different model parameters are independently trained…

cs.CL2025

Organize the Web: Constructing Domains Enhances Pre-Training Data Curation

Alexander Wettig, Kyle Lo, Sewon Min +3

Modern language models are trained on large, unstructured datasets consisting of trillions of tokens and obtained by crawling the web. The unstructured nature makes it difficult to…

cs.CL2025

olmOCR: Unlocking Trillions of Tokens in PDFs with Vision Language Models

Jake Poznanski, Aman Rangapur, Jon Borchardt +6

PDF documents have the potential to provide trillions of novel, high-quality tokens for training language models. However, these documents come in a diversity of types with differi…

cs.CL2025

OLMoE: Open Mixture-of-Experts Language Models

Niklas Muennighoff, Luca Soldaini, Dirk Groeneveld +21

We introduce OLMoE, a fully open, state-of-the-art language model leveraging sparse Mixture-of-Experts (MoE). OLMoE-1B-7B has 7 billion (B) parameters but uses only 1B per input to…