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

# api.expireInstanceCache()

> Public low-code contract, signatures and examples for api.expireInstanceCache.

## `api.expireInstanceCache()`

Sets cache TTL in seconds.

Notes:

* Unavailable with `readOnly: true` (throws an error).

### Signature

```ts theme={null}
static expireInstanceCache(key: string, ttl: number): Promise<void>;
```

### Example

```ts theme={null}
await api.expireInstanceCache('sync:state', 600);
```

See [all api methods](https://docs.revoengine.com/low-code/reference/api.md) or [runtime basics](https://docs.revoengine.com/low-code/overview.md).


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.