> ## Documentation Index
> Fetch the complete documentation index at: https://vecgrep.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Environment Variables

> Configure VecGrep via environment variables

## Available variables

| Variable          | Default                                          | Description                          |
| ----------------- | ------------------------------------------------ | ------------------------------------ |
| `VECGREP_BACKEND` | `onnx`                                           | Embedding backend: `onnx` or `torch` |
| `VECGREP_MODEL`   | `isuruwijesiri/all-MiniLM-L6-v2-code-search-512` | HuggingFace model ID                 |

## Examples

```bash theme={null}
# Use the PyTorch backend with a different model
VECGREP_BACKEND=torch VECGREP_MODEL=sentence-transformers/all-MiniLM-L6-v2 vecgrep

# Use a custom ONNX model
VECGREP_MODEL=my-org/my-onnx-model vecgrep
```