[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Tracing](./puppeteer.protocol.tracing.md) > [GetCategoriesResponse](./puppeteer.protocol.tracing.getcategoriesresponse.md) > [categories](./puppeteer.protocol.tracing.getcategoriesresponse.categories.md) ## Protocol.Tracing.GetCategoriesResponse.categories property A list of supported tracing categories. Signature: ```typescript categories: string[]; ```