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# SAM3 TensorRT Engine
Pre-built TensorRT engine for [SAM3](facebook/sam3) segmentation.
## Specifications
| Setting | Value |
|---------|-------|
| Resolution | 1008x1008 |
| Batch Size | 1-8 |
| Text Max Length | 32 |
| Precision | fp16 |
| TensorRT | 10.14.1.48 |
| Built on | NVIDIA GeForce RTX 4090 |
| Engine Size | 1597.92 MB |
## Usage
The engine is automatically downloaded when using SAM3 with TensorRT enabled.
```python
from ai.models.sam3 import Sam3SegmentationModel
model = Sam3SegmentationModel()
result = await model.segment_text(image, payload=payload, text_prompts="person")
```
## Rebuild
```bash
make run-ai-local -- python -m scripts.tensorrt.sam3 --force
```
Built at: 2026-01-22 12:47:50 UTC
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