chandra-ocr-2
Chandra 2 is a state of the art OCR model from Datalab that outputs markdown, HTML, and JSON. It is highly accurate at extracting text from images and PDFs, while preserving layout information.
Params
5.3 B
Context
—
Downloads 30d
1.4 M
Likes
604
Download history
daily snapshots · 106 days
▲ 377 K in the last 30 days (21.4%)
1.7 M1.3 M
Oct 12Oct 22Nov 1Nov 10
2.9 M1.3 M
Aug 13Sep 12Oct 12Nov 10
3.2 M1.3 M
Jul 28Sep 1Oct 6Nov 10
Can you run it?
Estimated VRAM at 8K context unless noted. Pick your hardware to see the verdict per quantization.
| File | Quant | Size | Est. VRAM | Verdict on RTX 4090 · 24 GB |
|---|---|---|---|---|
| model.safetensors | bf16 | 10.6 GB | 12.9 GB | ✅ Runs comfortably |
Estimate: file size × 1.1 + KV cache at 8K + 0.5 GB overhead. Not a benchmark — how we calculate this.
Specifications
- Architecture
- Qwen3_5ForConditionalGeneration
- Parameters
- 5.3 B
- Tensor type
- BF16
- Licence
- openrail
- First seen on the Hub
- 2026-03-16
- Training datasets
- undisclosed
- Added to our catalog
- 2026-07-28
Compare with any image-text-to-text model