---
url: /api/specs/schema/types/fn/oas/function-generate-spec.md
description: api documentation of generateSpec from @tsed/schema
---

## Usage

```typescript
import { generateSpec } from "@tsed/schema";
```

> See [/packages/specs/schema/src/fn/oas/generateSpec.ts](https://github.com/tsedio/tsed/blob/v8.37.1/packages/specs/schema/src/fn/oas/generateSpec.ts#L0-L0).

## Overview

```ts
function generateSpec({ tokens, ...options }: GenerateSpecOptions): OpenSpec2 | OpenSpec3;
```

## Description

Generate OpenAPI spec from multiple sources (models, files, conf)