[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Fetch](./puppeteer.protocol.fetch.md) > [AuthRequiredEvent](./puppeteer.protocol.fetch.authrequiredevent.md) > [frameId](./puppeteer.protocol.fetch.authrequiredevent.frameid.md) ## Protocol.Fetch.AuthRequiredEvent.frameId property The id of the frame that initiated the request. Signature: ```typescript frameId: Page.FrameId; ```