[Home](./index.md) > [@firebase/auth](./auth.md) > [signInWithCredential](./auth.signinwithcredential.md) ## signInWithCredential() function Asynchronously signs in with the given credentials. Signature: ```typescript export declare function signInWithCredential(auth: Auth, credential: AuthCredential): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | auth | [Auth](./auth.auth.md) | The Auth instance. | | credential | [AuthCredential](./auth.authcredential.md) | The auth credential. | Returns: Promise<[UserCredential](./auth.usercredential.md)> ## Remarks An [AuthProvider](./auth.authprovider.md) can be used to generate the credential.