puppeteer/website/versioned_docs/version-18.1.0/api/puppeteer.tracing.md
release-please[bot] 3aee641c3d
chore(main): release 18.1.0 (#9042)
🤖 I have created a release *beep* *boop*
---


##
[18.1.0](https://github.com/puppeteer/puppeteer/compare/v18.0.5...v18.1.0)
(2022-10-05)


### Features

* **chromium:** roll to Chromium 107.0.5296.0 (r1045629)
([#9039](https://github.com/puppeteer/puppeteer/issues/9039))
([022fbde](022fbde85e))

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---
sidebar_label: Tracing
---
# Tracing class
The Tracing class exposes the tracing audit interface.
**Signature:**
```typescript
export declare class Tracing
```
## Remarks
You can use `tracing.start` and `tracing.stop` to create a trace file which can be opened in Chrome DevTools or [timeline viewer](https://chromedevtools.github.io/timeline-viewer/).
The constructor for this class is marked as internal. Third-party code should not call the constructor directly or create subclasses that extend the `Tracing` class.
## Example
```ts
await page.tracing.start({path: 'trace.json'});
await page.goto('https://www.google.com');
await page.tracing.stop();
```
## Methods
| Method | Modifiers | Description |
| ---------------------------------------------- | --------- | --------------------------------------------------------- |
| [start(options)](./puppeteer.tracing.start.md) | | Starts a trace for the current page. |
| [stop()](./puppeteer.tracing.stop.md) | | Stops a trace started with the <code>start</code> method. |