# proThreshold

Data-size threshold for considering the Pro path during automatic engine selection.

Canonical: https://grid.syidax.com/docs/options/proThreshold/

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## What does this API do?

Data-size threshold for considering the Pro path during automatic engine selection.

The threshold for switching to the Pro processing engine. The Standard JS engine is Free.

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## Exact input and result types

```typescript
proThreshold: number
```

| Item | Value |
| --- | --- |
| JavaScript name | proThreshold |
| HTML attribute | pro-threshold |
| Default | 100_000 |
| Input type | number |

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## Usage flow

Set this on a property of the Grid element. In HTML, you can also use the pro-threshold attribute. Pass arrays, objects, and callbacks through JavaScript, and use new arrays or objects when applying changes.

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## Feature explanations and examples

- [Choose a processing engine](https://grid.syidax.com/docs/features/wasm-acceleration.md) — Pro engines accelerate supported sorting, filtering, and aggregation. The actual execution path depends on the browser, package, license, and current feature combination.