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useSignIn()

The useSignIn() hook provides access to the SignIn object, which allows you to check the current state of a sign-in. This is also useful for creating a custom sign-in flow.

useSignIn() returns

NameTypeDescription
isLoadedbooleanA boolean that is set to false until Clerk loads and initializes.
setActive()(params: SetActiveParams) => Promise<void>A function that sets the active session.
setSession() (deprecated)Deprecated.Deprecated in favor of setActive().
signInSignInAn object that contains the current sign-in attempt status and methods to create a new sign-in attempt.

SetActiveParams

NameTypeDescription
sessionSession | string | nullThe session resource or session ID (string version) to be set as active. If null, the current session is deleted.
organizationOrganization | string | nullThe organization resource or organization ID (string version) to be set as active in the current session. If null, the currently active organization is removed as active.
beforeEmit?(session?: Session | null) => void | Promise<any>Callback run just before the active session and/or organization is set to the passed object. Can be used to hook up for pre-navigation actions.

How to use the useSignIn() hook

Check the current state of a sign-in with useSignIn()

Use the useSignIn() hook to check the current state of a sign-in.

pages/sign-in-step.tsx
import { useSignIn } from "@clerk/clerk-react"; export default function SignInStep() { const { isLoaded, signIn } = useSignIn(); if (!isLoaded) { // Add logic to handle loading state return null; } return <div>The current sign in attempt status is {signIn.status}.</div>; }

The status property of the SignIn object can be one of the following values:

ValuesDescriptiom
completeThe user has been signed in and custom flow can proceed to setActive() to create session.
needs_first_factorThe First Factor verification is missing. One of email_link, email_code, phone_code, web3_metamask_signature or oauth_provider is required to verify user. See First Factor for details.
needs_second_factorThe Second Factor verification is missing. The Second Factor is an optional step to provide additional verification and includes phone_code and totp. See Second Factor for details.
needs_identifierThe user's identifier (email address, phone number, username, etc.) hasn't been provided.
needs_new_passwordThe user needs to set a new password.

Create a custom sign-in flow with useSignIn()

The useSignIn() hook can also be used to build fully custom sign-in flows, if Clerk's pre-built components don't meet your specific needs or if you require more control over the authentication flow. Different sign-in flows include email and password, email and phone codes, email links, and multifactor (MFA). To learn more about using the useSignIn() hook to create custom flows, check out the custom flow guides(opens in a new tab).

Last updated on February 22, 2024

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