---
meta:
 - name: keywords
   description: api typescript node.js documentation OS3Callbacks type
---
# OS3Callbacks - @tsed/openspec

## Usage

```typescript
import { OS3Callbacks } from "@tsed/specs/openspec/src/openspec3/OS3Callbacks";
```

> See [/packages/specs/openspec/src/openspec3/OS3Callbacks.ts](https://github.com/tsedio/tsed/blob/v8.28.2/packages/specs/openspec/src/openspec3/OS3Callbacks.ts#L0-L0).

## Overview

```ts
type OS3Callbacks<Schema = OS3Schema> = OpenSpecHash<OpenSpecHash<OS3Paths<Schema>>>;
```