# GridEngineMode

Fields, allowed values, and APIs that use GridEngineMode.

Canonical: https://grid.syidax.com/docs/types/GridEngineMode/

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## Type definition

A question mark (?) marks an optional field; readonly marks a value you should not change directly. A union (|) accepts one of the listed forms. Functions are callbacks that Grid invokes at the relevant point.

```typescript
export type GridEngineMode = 'auto' | GridEngineTier;
```

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## APIs using this type

- [engine](https://grid.syidax.com/docs/options/engine.md) — Requests automatic selection, standard JavaScript, or Pro processing. Inspect the actual result with getActiveTier.

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## Related types

- [GridEngineTier](https://grid.syidax.com/docs/types/GridEngineTier.md)