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Check out the documentation for more information.
SAM3 TensorRT Engine
Results and visual examples
Hardware-specific SAM3 TensorRT artifacts and runtime metadata. Prompted masks from another SAM3 runtime are not proof for these exact engines. Validate the engine revision, GPU architecture, TensorRT version and metadata together before use.
Available build records: artifacts/sam3.fixed-prompts@v1/h100-sm90/3c7d54ccd0644c963e9526b47a5b39eb9c7a045a1066ee0a41e2d19f08018b25/runtime-metadata.json, artifacts/sam3.fixed-prompts@v1/rtx4090-sm89/3c7d54ccd0644c963e9526b47a5b39eb9c7a045a1066ee0a41e2d19f08018b25/runtime-metadata.json, artifacts/sam3.fixed-prompts@v1/rtx5090-sm120/1dd326d35db80e1c5db8cba126155fd8e3cd4416053316ff3434b3bb5dede5dc/runtime-metadata.json, artifacts/sam3.fixed-prompts@v1/rtx5090-sm120/2a0f12b7c89d9a671f5e06f29a136937fb2b7ea0522b2bfa975f73d4942dd4a0/runtime-metadata.json, artifacts/sam3.fixed-prompts@v1/rtx5090-sm120/3c7d54ccd0644c963e9526b47a5b39eb9c7a045a1066ee0a41e2d19f08018b25/runtime-metadata.json, artifacts/sam3.fixed-prompts@v1/rtx5090-sm120/9fc8590ceb69ac518e7c98eb36d5e28a4572b1a08e0af0e71d42f76c4c6fa788/runtime-metadata.json, metadata.json.
No checkpoint-matched photo gallery was located in the existing evidence reviewed for this update. The files and runtime records below are the available evidence; no visual quality claim is inferred from their presence.
Evidence provenance
This documentation update reuses saved results; it does not rerun inference or change weights. The starting repository revision is 7787e2951766. Captions distinguish model predictions, training diagnostics, and aggregate metrics. Qualitative examples are not a representative accuracy estimate.
Gallery sources and SHA-256 checksums.
Pre-built TensorRT engine for 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.
from ai.models.sam3 import Sam3SegmentationModel
model = Sam3SegmentationModel()
result = await model.segment_text(image, payload=payload, text_prompts="person")
Rebuild
make run-ai-local -- python -m scripts.tensorrt.sam3 --force
Built at: 2026-01-22 12:47:50 UTC