> ## Documentation Index
> Fetch the complete documentation index at: https://stytch.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Login Or Signup

> Sends a magic link email to the provided address for login or signup within an organization. Calls the `POST /sdk/v1/b2b/magic_links/email/login_or_signup` endpoint. Generates and stores a PKCE code pair for use in the subsequent [B2BMagicLinksClient.authenticate] call.

## Parameters

**emailAddress** `String` *required*

**organizationId** `String` *required*

**loginRedirectUrl** `String?`

**signupRedirectUrl** `String?`

**loginTemplateId** `String?`

**signupTemplateId** `String?`

**locale** `String?`

## Returns

**requestId** `String` *required*

**statusCode** `Int` *required*

```js theme={null}
StytchB2B.magicLinks.email.loginOrSignup({
    emailAddress: "user@example.com",
    organizationId: "org-test-d5a3b680-e8a3-40c0-b815-ab79986666d0",
})
```