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

# procedurePrefix

> Builds the key prefix every cached call of one procedure sits under, whatever its input.

```ts theme={null}
function procedurePrefix(installId, name): unknown[];
```

Builds the key prefix every cached call of one procedure sits under, whatever
its input.

## Parameters

### installId

`string`

### name

`string`

## Returns

`unknown`\[]

## Remarks

This is the prefix `tap.invalidate(name)` invalidates.

## Example

```ts theme={null}
import { procedurePrefix } from '@tappify/extension-sdk';

const prefix = procedurePrefix('ins_test', 'getSummary');
```