OCR models / LightOn

LightOnOCR-3 1B

LightOn · released 2026-10-07 · data checked 2026-11-06

LightOnOCR-3 1B is a 1B-parameter OCR and document-parsing model from LightOn (FR), released 2026-10-07 under the Apache-2.0 license. It scores 84.5 on olmOCR-Bench (#6 of 24). It needs about 3 GB of memory at 16-bit.

OmniDocBench v1.6

—

Not reported

olmOCR-Bench

84.5

#6 of 24 models

Parameters

1B

OCR specialist

Memory to run

~3 GB

16-bit weights plus about 1 GB

Benchmarks

olmOCR-Bench Lab-reported84.5

Best: OXR 1.0 87.8

The tick marks the best score on each benchmark. See how to read the ranking.

Specifications

Lab: LightOn (FR)
Type: OCR / document parsing specialist
Total parameters: 1B
License: Apache-2.0
Memory to run: ~3 GB at 16-bit
Released: 2026-10-07

Weights and usage on Hugging Face ↗

Closest alternatives

dots.mocr (3B, 83.9 on olmOCR-Bench, MIT)
jina-ocr-v1 (3.4B, 83.4 on olmOCR-Bench, CC-BY-NC-4.0)
Chandra OCR 2 (5.3B, 85.8 on olmOCR-Bench, OpenRAIL-M (modified))
LightOnOCR-2 1B (1B, 83.2 on olmOCR-Bench, Apache-2.0)

Sources

https://huggingface.co/lightonai/LightOnOCR-3-1B

Something wrong here? Report it.