LateOn-Code & ColGrep: LightOn unveils state-of-the-art code retrieval models and code search tooling 13 days ago • 46
LightOnOCR-1B: The Case for End-to-End and Efficient Domain-Specific Vision-Language Models for OCR Oct 23, 2025 • 73
ColBERT-Zero 🐶 First large-scale fully pre-trained ColBERT model using only public data, outperforming GTE-ModernColBERT and GTE-ModernBERT ColBERT-Zero: To Pre-train Or Not To Pre-train ColBERT models Paper • 2602.16609 • Published 7 days ago • 6 lightonai/ColBERT-Zero Sentence Similarity • 0.1B • Updated 2 days ago • 722 • 24 lightonai/ColBERT-Zero-supervised Sentence Similarity • 0.1B • Updated 2 days ago • 56 • 3 lightonai/ColBERT-Zero-unsupervised Sentence Similarity • 0.1B • Updated 2 days ago • 34 • 1
ColBERT-Zero: To Pre-train Or Not To Pre-train ColBERT models Paper • 2602.16609 • Published 7 days ago • 6
OriOn Visual long document VLMs based on Mistral-Small-3.1-24B-Instruct-2503 and Qwen3-VL-32B-Instruct lightonai/OriOn-Qwen 33B • Updated 8 days ago • 16 • 7 lightonai/OriOn-Mistral 24B • Updated 8 days ago • 39 • 3 lightonai/MMLBD-C Viewer • Updated 8 days ago • 1.08k • 156 • 5 lightonai/OriOn-Leaderboard Updated 18 days ago
PyLate 🐕 lightonai/Reason-ModernColBERT Sentence Similarity • Updated Sep 9, 2025 • 20.4k • • 207 lightonai/GTE-ModernColBERT-v1 Sentence Similarity • Updated Jan 21 • 30.6k • • 157 lightonai/LateOn-Code-edge Sentence Similarity • 16.8M • Updated 13 days ago • 874 • 18 lightonai/LateOn-Code Sentence Similarity • 0.1B • Updated 13 days ago • 243 • 14
Embeddings datasets ⚡️ This collection gather datasets for embeddings pre-training and fine-tuning. lightonai/embeddings-pre-training Viewer • Updated Jan 5 • 1.38B • 1.43k • 18 lightonai/nanobeir-multilingual Viewer • Updated Sep 16, 2025 • 522k • 513 • 11
PAGnol 🇫🇷 French language models. These model were trained in early 2021 following the then scaling laws and using the exact same training data as the CamemBERT lightonai/pagnol-small Text Generation • Updated Mar 21, 2024 • 31 • 1 lightonai/pagnol-medium Text Generation • 0.4B • Updated Jan 6, 2025 • 10 • 1 lightonai/pagnol-large Text Generation • Updated Mar 24, 2024 • 5 • 1 lightonai/pagnol-xl Text Generation • 2B • Updated Nov 7, 2024 • 4 • 1
LateOn-Code 💻 State-of-the-art late interaction code retrieval models lightonai/LateOn-Code-edge Sentence Similarity • 16.8M • Updated 13 days ago • 874 • 18 lightonai/LateOn-Code Sentence Similarity • 0.1B • Updated 13 days ago • 243 • 14 lightonai/LateOn-Code-edge-pretrain Sentence Similarity • 16.8M • Updated 13 days ago • 54 • 2 lightonai/LateOn-Code-pretrain Sentence Similarity • 0.1B • Updated 12 days ago • 15 • 2
LightOnOCR-2 🦉 LightOnOCR-2-1B: a lightweight high-performance end-to-end OCR model family lightonai/LightOnOCR-2-1B Image-Text-to-Text • 1B • Updated 5 days ago • 221k • 542 lightonai/LightOnOCR-2-1B-bbox Image-Text-to-Text • 1B • Updated Jan 23 • 31.9k • 21 Running on Zero Featured 97 LightOnOCR 2 1B Demo 🐨 97 Extract text from images or PDFs with OCR lightonai/LightOnOCR-2-1B-base Image-Text-to-Text • 1B • Updated Jan 21 • 9.69k • 9
LightOnOCR 🦉 The Case for End-to-End and Efficient Domain-Specific Vision-Language Models for OCR lightonai/LightOnOCR-1B-1025 Image-to-Text • Updated 5 days ago • 149k • 235 lightonai/LightOnOCR-0.9B-16k-1025 Updated 5 days ago • 405 • 12 lightonai/LightOnOCR-0.9B-32k-1025 Updated 5 days ago • 74 • 19 Running 42 LightOnOCR 1B Demo 💬 42 Extract text from images or PDFs with OCR
ModernBERT Bringing BERT into modernity via both architecture changes and scaling answerdotai/ModernBERT-base Fill-Mask • 0.1B • Updated Jan 15, 2025 • 982k • 997 lightonai/GTE-ModernColBERT-v1 Sentence Similarity • Updated Jan 21 • 30.6k • • 157 lightonai/Reason-ModernColBERT Sentence Similarity • Updated Sep 9, 2025 • 20.4k • • 207 lightonai/modernbert-embed-large Sentence Similarity • 0.4B • Updated May 14, 2025 • 40.8k • • 30
RITA 🧿 A suite of autoregressive generative models for protein sequences, with up to 1.2Bparameters, trained on over 280 million protein sequences. lightonai/RITA_s Text Generation • 85.1M • Updated Nov 13, 2024 • 205 • 3 lightonai/RITA_m Text Generation • 0.3B • Updated Jan 6, 2025 • 44 lightonai/RITA_l Text Generation • Updated May 19, 2022 • 53 lightonai/RITA_xl Text Generation • 1B • Updated Dec 10, 2024 • 56 • 3
ArabicWeb24-ablation-models 900M models trained on 25BT to compare different data processing choices (filtering, sentence dedup, minhash, etc) lightonai/ArabicWeb24-ablation-model-v1 Text Generation • Updated Aug 19, 2024 lightonai/ArabicWeb24-ablation-model-v5 Text Generation • Updated Aug 19, 2024 • 3
ColBERT-Zero 🐶 First large-scale fully pre-trained ColBERT model using only public data, outperforming GTE-ModernColBERT and GTE-ModernBERT ColBERT-Zero: To Pre-train Or Not To Pre-train ColBERT models Paper • 2602.16609 • Published 7 days ago • 6 lightonai/ColBERT-Zero Sentence Similarity • 0.1B • Updated 2 days ago • 722 • 24 lightonai/ColBERT-Zero-supervised Sentence Similarity • 0.1B • Updated 2 days ago • 56 • 3 lightonai/ColBERT-Zero-unsupervised Sentence Similarity • 0.1B • Updated 2 days ago • 34 • 1
ColBERT-Zero: To Pre-train Or Not To Pre-train ColBERT models Paper • 2602.16609 • Published 7 days ago • 6
LateOn-Code 💻 State-of-the-art late interaction code retrieval models lightonai/LateOn-Code-edge Sentence Similarity • 16.8M • Updated 13 days ago • 874 • 18 lightonai/LateOn-Code Sentence Similarity • 0.1B • Updated 13 days ago • 243 • 14 lightonai/LateOn-Code-edge-pretrain Sentence Similarity • 16.8M • Updated 13 days ago • 54 • 2 lightonai/LateOn-Code-pretrain Sentence Similarity • 0.1B • Updated 12 days ago • 15 • 2
OriOn Visual long document VLMs based on Mistral-Small-3.1-24B-Instruct-2503 and Qwen3-VL-32B-Instruct lightonai/OriOn-Qwen 33B • Updated 8 days ago • 16 • 7 lightonai/OriOn-Mistral 24B • Updated 8 days ago • 39 • 3 lightonai/MMLBD-C Viewer • Updated 8 days ago • 1.08k • 156 • 5 lightonai/OriOn-Leaderboard Updated 18 days ago
LightOnOCR-2 🦉 LightOnOCR-2-1B: a lightweight high-performance end-to-end OCR model family lightonai/LightOnOCR-2-1B Image-Text-to-Text • 1B • Updated 5 days ago • 221k • 542 lightonai/LightOnOCR-2-1B-bbox Image-Text-to-Text • 1B • Updated Jan 23 • 31.9k • 21 Running on Zero Featured 97 LightOnOCR 2 1B Demo 🐨 97 Extract text from images or PDFs with OCR lightonai/LightOnOCR-2-1B-base Image-Text-to-Text • 1B • Updated Jan 21 • 9.69k • 9
PyLate 🐕 lightonai/Reason-ModernColBERT Sentence Similarity • Updated Sep 9, 2025 • 20.4k • • 207 lightonai/GTE-ModernColBERT-v1 Sentence Similarity • Updated Jan 21 • 30.6k • • 157 lightonai/LateOn-Code-edge Sentence Similarity • 16.8M • Updated 13 days ago • 874 • 18 lightonai/LateOn-Code Sentence Similarity • 0.1B • Updated 13 days ago • 243 • 14
LightOnOCR 🦉 The Case for End-to-End and Efficient Domain-Specific Vision-Language Models for OCR lightonai/LightOnOCR-1B-1025 Image-to-Text • Updated 5 days ago • 149k • 235 lightonai/LightOnOCR-0.9B-16k-1025 Updated 5 days ago • 405 • 12 lightonai/LightOnOCR-0.9B-32k-1025 Updated 5 days ago • 74 • 19 Running 42 LightOnOCR 1B Demo 💬 42 Extract text from images or PDFs with OCR
Embeddings datasets ⚡️ This collection gather datasets for embeddings pre-training and fine-tuning. lightonai/embeddings-pre-training Viewer • Updated Jan 5 • 1.38B • 1.43k • 18 lightonai/nanobeir-multilingual Viewer • Updated Sep 16, 2025 • 522k • 513 • 11
ModernBERT Bringing BERT into modernity via both architecture changes and scaling answerdotai/ModernBERT-base Fill-Mask • 0.1B • Updated Jan 15, 2025 • 982k • 997 lightonai/GTE-ModernColBERT-v1 Sentence Similarity • Updated Jan 21 • 30.6k • • 157 lightonai/Reason-ModernColBERT Sentence Similarity • Updated Sep 9, 2025 • 20.4k • • 207 lightonai/modernbert-embed-large Sentence Similarity • 0.4B • Updated May 14, 2025 • 40.8k • • 30
PAGnol 🇫🇷 French language models. These model were trained in early 2021 following the then scaling laws and using the exact same training data as the CamemBERT lightonai/pagnol-small Text Generation • Updated Mar 21, 2024 • 31 • 1 lightonai/pagnol-medium Text Generation • 0.4B • Updated Jan 6, 2025 • 10 • 1 lightonai/pagnol-large Text Generation • Updated Mar 24, 2024 • 5 • 1 lightonai/pagnol-xl Text Generation • 2B • Updated Nov 7, 2024 • 4 • 1
RITA 🧿 A suite of autoregressive generative models for protein sequences, with up to 1.2Bparameters, trained on over 280 million protein sequences. lightonai/RITA_s Text Generation • 85.1M • Updated Nov 13, 2024 • 205 • 3 lightonai/RITA_m Text Generation • 0.3B • Updated Jan 6, 2025 • 44 lightonai/RITA_l Text Generation • Updated May 19, 2022 • 53 lightonai/RITA_xl Text Generation • 1B • Updated Dec 10, 2024 • 56 • 3
ArabicWeb24-ablation-models 900M models trained on 25BT to compare different data processing choices (filtering, sentence dedup, minhash, etc) lightonai/ArabicWeb24-ablation-model-v1 Text Generation • Updated Aug 19, 2024 lightonai/ArabicWeb24-ablation-model-v5 Text Generation • Updated Aug 19, 2024 • 3